# Questions about Thunkable X **URL:** https://community.thunkable.com/c/thunkable/49.md?page=165 [Latest](https://community.thunkable.com/latest.md) · [Categories](https://community.thunkable.com/categories.md) · [Tags](https://community.thunkable.com/tags.md) **Page:** 166 --- ## [\[Solved\] Replace "null" from API call with custom text](https://community.thunkable.com/t/solved-replace-null-from-api-call-with-custom-text/2067121)
**Author:** [@deanmachine](https://community.thunkable.com/u/deanmachine)\ **Replies:** 10\ **Last updated:** [October 5, 2022, 8:36pm UTC](https://community.thunkable.com/t/solved-replace-null-from-api-call-with-custom-text/2067121 "2022-10-05T20:36:45Z")
Hi, I’m (still) a Thunkable n00b and haven’t been able to find a solution to this problem. I’m sure it’s simple, but I’m learning and could use some more help. So, I’m building a lake data and local weather app for a fr… --- ## [\[Solved\] Why is my row ID blank?](https://community.thunkable.com/t/solved-why-is-my-row-id-blank/2070944)
**Author:** [@robertrobinson48276k](https://community.thunkable.com/u/robertrobinson48276k)\ **Replies:** 3\ **Last updated:** [October 5, 2022, 6:46pm UTC](https://community.thunkable.com/t/solved-why-is-my-row-id-blank/2070944 "2022-10-05T18:46:53Z")
Why is my “list of values in” sheet not bringing back row id? Windows 10, x.thunkable.com, set my sheet up with a form and did data entry by form. The Update doesn’t work because the row id is blank and Create doesn’t … --- ## [\[Solved\] Basic question: Copy blocks](https://community.thunkable.com/t/solved-basic-question-copy-blocks/2070623)
**Author:** [@robertrobinson48276k](https://community.thunkable.com/u/robertrobinson48276k)\ **Replies:** 2\ **Last updated:** [October 5, 2022, 4:12pm UTC](https://community.thunkable.com/t/solved-basic-question-copy-blocks/2070623 "2022-10-05T16:12:06Z")
I am trying to copy my image of blocks to here. How do I do it? X.Thunkable.com Backpack icon has disappeared on my windows10. Ctrl-C, Ctrl-V says wrong file type. Thanks. --- ## [Expiring iOS Distribution Certificate. What to do with already published apps?](https://community.thunkable.com/t/expiring-ios-distribution-certificate-what-to-do-with-already-published-apps/2068902)
**Author:** [@trawellit](https://community.thunkable.com/u/trawellit)\ **Replies:** 4\ **Last updated:** [October 5, 2022, 2:17pm UTC](https://community.thunkable.com/t/expiring-ios-distribution-certificate-what-to-do-with-already-published-apps/2068902 "2022-10-05T14:17:45Z")
Hello, I got an email from Apple saying my iOS Distribution Certificate is expiring. My subscription as a creator will expire in 1 year, while the Distribution Certificate will expire in 1 month. What should I do? Ma… --- ## [Date Picker: Set a specific date and Unix Date/Time Conversions](https://community.thunkable.com/t/date-picker-set-a-specific-date-and-unix-date-time-conversions/1938923)
**Author:** [@tonyb2](https://community.thunkable.com/u/tonyb2)\ **Replies:** 6\ **Last updated:** [October 5, 2022, 7:53am UTC](https://community.thunkable.com/t/date-picker-set-a-specific-date-and-unix-date-time-conversions/1938923 "2022-10-05T07:53:31Z")
I’m using the Date Picker which is handy but I have found 2 challenges: You cannot SET the date you want when you show the calendar. I don’t want it to default to “today”. I want it to default to the date I give it. So… --- ## [\[Solved\] Sign in component not seeing Firebase?](https://community.thunkable.com/t/solved-sign-in-component-not-seeing-firebase/2068707)
**Author:** [@buildingemploi](https://community.thunkable.com/u/buildingemploi)\ **Replies:** 3\ **Last updated:** [October 4, 2022, 11:03pm UTC](https://community.thunkable.com/t/solved-sign-in-component-not-seeing-firebase/2068707 "2022-10-04T23:03:12Z")
I was having issues with the DragDropCode tutorial so decided to go back to basics and even copying the Sign In documentation works! But, when I use the DDC code it says the user doe… --- ## [Why does my application bug (partially)?](https://community.thunkable.com/t/why-does-my-application-bug-partially/2067959)
**Author:** [@bibbi](https://community.thunkable.com/u/bibbi)\ **Replies:** 4\ **Last updated:** [October 4, 2022, 5:14am UTC](https://community.thunkable.com/t/why-does-my-application-bug-partially/2067959 "2022-10-04T05:14:37Z")
hi it works on my pc in preview mode, with the thunkable live app it works on an android 7.0 tablet but on two devices one with android 9.0 and the other android 11.0 when I go on a screen it stops I looked at the vari… --- ## [Quick One: Stored values / Sheets update](https://community.thunkable.com/t/quick-one-stored-values-sheets-update/2067210)
**Author:** [@buildingemploi](https://community.thunkable.com/u/buildingemploi)\ **Replies:** 3\ **Last updated:** [October 4, 2022, 3:06am UTC](https://community.thunkable.com/t/quick-one-stored-values-sheets-update/2067210 "2022-10-04T03:06:42Z")
I’m going through a tutorial on signup/signin, and for some reason one chunk isn’t working (attached). Basically, two issues: The stored value isn’t being updated, or isn’t displaying (that’s the JOIN in the middle… --- ## [Android Acknowledge subscription pt.2](https://community.thunkable.com/t/android-acknowledge-subscription-pt-2/2067389)
**Author:** [@maurizio.polverini89](https://community.thunkable.com/u/maurizio.polverini89)\ **Replies:** 4\ **Last updated:** [October 3, 2022, 5:54pm UTC](https://community.thunkable.com/t/android-acknowledge-subscription-pt-2/2067389 "2022-10-03T17:54:52Z")
Hi there everyone, As you can see here , i struggled 5 months ago to find a way to acknowledge my Android subscriptions automatically: all the new subscriptions without this treatment are auto-canceling. I was just won… --- ## [Button click picture appear from bottom to top + picture disappear when clicked](https://community.thunkable.com/t/button-click-picture-appear-from-bottom-to-top-picture-disappear-when-clicked/73653)
**Author:** [@Ziyu](https://community.thunkable.com/u/Ziyu)\ **Replies:** 0\ **Last updated:** [March 29, 2019, 2:18am UTC](https://community.thunkable.com/t/button-click-picture-appear-from-bottom-to-top-picture-disappear-when-clicked/73653 "2019-03-29T02:18:14Z")
I want to make a button that when click it will appear the picture in the column of ten from bottom to top. so when i click ten times all the 10 column will be filled with the picture. Second, i still need one more func… --- ## [Set/Get for lables/inputs](https://community.thunkable.com/t/set-get-for-lables-inputs/2067123)
**Author:** [@buildingemploi](https://community.thunkable.com/u/buildingemploi)\ **Replies:** 3\ **Last updated:** [October 3, 2022, 5:50am UTC](https://community.thunkable.com/t/set-get-for-lables-inputs/2067123 "2022-10-03T05:50:28Z")
I’m sure I’m an idiot, but for the life of me (in X, free), I can’t find either of these two to include in my blocks! It’s so basic, it can’t be far! --- ## [Using Databases in D&D](https://community.thunkable.com/t/using-databases-in-d-d/2065530)
**Author:** [@aregymapp](https://community.thunkable.com/u/aregymapp)\ **Replies:** 3\ **Last updated:** [October 2, 2022, 6:25pm UTC](https://community.thunkable.com/t/using-databases-in-d-d/2065530 "2022-10-02T18:25:21Z")
Hello, I’m new to this forum and to thunkable. I’m a teacher and want to make an App to randomly choose a Student using Database. I managed it using StP, but I prefer DnD. I have no clue, how to do it in DnD, especially … --- ## [\[Solved\] Can I control which page in a pdf is shown programmatically?](https://community.thunkable.com/t/solved-can-i-control-which-page-in-a-pdf-is-shown-programmatically/2065428)
**Author:** [@kinhangyu](https://community.thunkable.com/u/kinhangyu)\ **Replies:** 5\ **Last updated:** [October 2, 2022, 4:36am UTC](https://community.thunkable.com/t/solved-can-i-control-which-page-in-a-pdf-is-shown-programmatically/2065428 "2022-10-02T04:36:39Z")
can i control the pdf reader to open my want the page? in this case, i do the button in screen 1 and 2, to navigate to screen 3. In screen 3, i set PDF Reader and set the code to open the pdf file, my pdf file have 20p… --- ## [\[Solved\] How can I download my iOS app for testing \[July 2022\]](https://community.thunkable.com/t/solved-how-can-i-download-my-ios-app-for-testing-july-2022/1963529)
**Author:** [@caputoluca88gpr7ue](https://community.thunkable.com/u/caputoluca88gpr7ue)\ **Replies:** 2\ **Last updated:** [October 1, 2022, 4:13pm UTC](https://community.thunkable.com/t/solved-how-can-i-download-my-ios-app-for-testing-july-2022/1963529 "2022-10-01T16:13:53Z")
Hello there, a few months ago I tried thunkable for one of my apps and I was able to download the file on both android and iphone. Now I have noticed that it is only for Android. Can they no longer be downloaded for iPho… --- ## [How to change button radius in DnD?](https://community.thunkable.com/t/how-to-change-button-radius-in-dnd/2065040)
**Author:** [@tatiang](https://community.thunkable.com/u/tatiang)\ **Replies:** 2\ **Last updated:** [October 1, 2022, 5:21pm UTC](https://community.thunkable.com/t/how-to-change-button-radius-in-dnd/2065040 "2022-10-01T17:21:17Z")
Is there a way to change the button radius (for rounded corners) in the DnD interface? I have a screen with a “Change date” button at the top that is rounded by default and I’d like to round it less. I tried changing th… --- ## [\[Solved\] How do I programmatically navigate to the previous screen?](https://community.thunkable.com/t/solved-how-do-i-programmatically-navigate-to-the-previous-screen/2063962)
**Author:** [@kinhangyu](https://community.thunkable.com/u/kinhangyu)\ **Replies:** 5\ **Last updated:** [October 1, 2022, 3:09am UTC](https://community.thunkable.com/t/solved-how-do-i-programmatically-navigate-to-the-previous-screen/2063962 "2022-10-01T03:09:35Z")
now my project have the 4 page(1,2,3,cat) , in (1,2,3)page have a button to navigate to cat page. if in page 1 click the button to cat page, i want go back to previous page(page1). if in page 2 click the button to cat pa… --- ## [\[Solved\] Has anyone successfully published an app to the app stores?](https://community.thunkable.com/t/solved-has-anyone-successfully-published-an-app-to-the-app-stores/2059122)
**Author:** [@dellipaoli.enzo01hh1](https://community.thunkable.com/u/dellipaoli.enzo01hh1)\ **Replies:** 6\ **Last updated:** [September 30, 2022, 8:54pm UTC](https://community.thunkable.com/t/solved-has-anyone-successfully-published-an-app-to-the-app-stores/2059122 "2022-09-30T20:54:59Z")
hi I had made a pro profile to publish apps on the various stores but after a few attempts I gave up and went back to free. I wanted to ask you if any of you managed to publish on the two stores? --- ## [Image not loading onto the canvas feature](https://community.thunkable.com/t/image-not-loading-onto-the-canvas-feature/2062999)
**Author:** [@keshavandmayanko](https://community.thunkable.com/u/keshavandmayanko)\ **Replies:** 2\ **Last updated:** [September 30, 2022, 4:21pm UTC](https://community.thunkable.com/t/image-not-loading-onto-the-canvas-feature/2062999 "2022-09-30T16:21:40Z")
Hi i have been making an a game with thunkable when i am using the canvas feature the images loaded on to the sprite type do not appear on the canvas --- ## [\[Solved\] Selecting one of hundreds of lists from a dataviewer and getting the values in that list?](https://community.thunkable.com/t/solved-selecting-one-of-hundreds-of-lists-from-a-dataviewer-and-getting-the-values-in-that-list/2048749)
**Author:** [@jaredsbror5](https://community.thunkable.com/u/jaredsbror5)\ **Replies:** 15\ **Last updated:** [September 30, 2022, 4:30am UTC](https://community.thunkable.com/t/solved-selecting-one-of-hundreds-of-lists-from-a-dataviewer-and-getting-the-values-in-that-list/2048749 "2022-09-30T04:30:38Z")
I want to create an app that inspires writing by taking a single word, selected from a dataviewer, and listing words that are similar. For example, a writer wants to write a scene about how beautiful winter is but doesn… --- ## [Translate Thunkable into Korean](https://community.thunkable.com/t/translate-thunkable-into-korean/2062657)
**Author:** [@njaewoooce](https://community.thunkable.com/u/njaewoooce)\ **Replies:** 0\ **Last updated:** [September 29, 2022, 9:01am UTC](https://community.thunkable.com/t/translate-thunkable-into-korean/2062657 "2022-09-29T09:01:43Z")
Hello thunkable, I am a Korean translator for Appinventor. I want to translate Thunkable into Korean. Thunkable is already translated into Chinese. So the user can choose Chinese in the language selection. Using Chro… --- ## [How to use the serch bar to find results on the list viewer](https://community.thunkable.com/t/how-to-use-the-serch-bar-to-find-results-on-the-list-viewer/2058297)
**Author:** [@kinhangyu](https://community.thunkable.com/u/kinhangyu)\ **Replies:** 11\ **Last updated:** [September 29, 2022, 3:11am UTC](https://community.thunkable.com/t/how-to-use-the-serch-bar-to-find-results-on-the-list-viewer/2058297 "2022-09-29T03:11:55Z")
how to use the serch bar to find the results on the list viewer, anyone can help me --- ## [Delete specific markers on map](https://community.thunkable.com/t/delete-specific-markers-on-map/2051121)
**Author:** [@josh.pilot538](https://community.thunkable.com/u/josh.pilot538)\ **Replies:** 7\ **Last updated:** [September 28, 2022, 5:20am UTC](https://community.thunkable.com/t/delete-specific-markers-on-map/2051121 "2022-09-28T05:20:37Z")
I am using the map to track pets. Each marker that is placed down is a pet’s location and when I get an updated location of their whereabouts, I have to delete all the markers to update one pets location. I’ve temporaril… --- ## [How can i do the search bar for the list viewer?](https://community.thunkable.com/t/how-can-i-do-the-search-bar-for-the-list-viewer/2061627)
**Author:** [@kinhangyu](https://community.thunkable.com/u/kinhangyu)\ **Replies:** 1\ **Last updated:** [September 28, 2022, 3:22pm UTC](https://community.thunkable.com/t/how-can-i-do-the-search-bar-for-the-list-viewer/2061627 "2022-09-28T15:22:26Z")
anyone can help me?? i want to do the search bar for my list viewer to find out the result. This is my project link: https://x.thunkable.com/copy/6f3d51c80d457ed52f36a7a24fd43c19 can take the video to teach me how to … --- ## [Click button to cycle through sounds](https://community.thunkable.com/t/click-button-to-cycle-through-sounds/2061182)
**Author:** [@darren.rolfe78ib](https://community.thunkable.com/u/darren.rolfe78ib)\ **Replies:** 5\ **Last updated:** [September 28, 2022, 12:14pm UTC](https://community.thunkable.com/t/click-button-to-cycle-through-sounds/2061182 "2022-09-28T12:14:17Z")
Hi, new to Thunkable… I need a button that when clicked, plays “sound 1” When clicked again, plays “sound 2” When clicked again, plays “sound 3” etc. I can make this happen with numerous buttons but cannot see how t… --- ## [\[Solved\] How can I See what is in a variable?](https://community.thunkable.com/t/solved-how-can-i-see-what-is-in-a-variable/2059712)
**Author:** [@jacktg](https://community.thunkable.com/u/jacktg)\ **Replies:** 2\ **Last updated:** [September 28, 2022, 9:52am UTC](https://community.thunkable.com/t/solved-how-can-i-see-what-is-in-a-variable/2059712 "2022-09-28T09:52:14Z")
Hi all, I’m trying to create a clickable link in a list. I can already see all items in the list but I need to now make it so I see the individual record when I click. I already use variables in other programming softw… --- ## [Delete previous markets on google maps](https://community.thunkable.com/t/delete-previous-markets-on-google-maps/2060676)
**Author:** [@leviocsmithk](https://community.thunkable.com/u/leviocsmithk)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 11:23pm UTC](https://community.thunkable.com/t/delete-previous-markets-on-google-maps/2060676 "2022-09-27T23:23:12Z")
Ok I have tried what is shown in the screenshot and it does not seem to work, Here is what I have: All I want it to do is remove the previous markers in a way that there is only one marker on the screen at a time,… --- ## [How do you add number abbreviations](https://community.thunkable.com/t/how-do-you-add-number-abbreviations/2060164)
**Author:** [@thewrongcode101](https://community.thunkable.com/u/thewrongcode101)\ **Replies:** 4\ **Last updated:** [September 27, 2022, 8:46pm UTC](https://community.thunkable.com/t/how-do-you-add-number-abbreviations/2060164 "2022-09-27T20:46:03Z")
basically, I’m working on an app and I want to be able to have it so that instead of numbers being like 10000 it becomes 10k. so if a value was 13,382 it would turn into 13.38k or if it was 372,281 it would turn into 3… --- ## [Data viewer list background color - condition by value in airtable](https://community.thunkable.com/t/data-viewer-list-background-color-condition-by-value-in-airtable/1042003)
**Author:** [@mgvalueappo](https://community.thunkable.com/u/mgvalueappo)\ **Replies:** 2\ **Last updated:** [January 1, 2021, 7:24am UTC](https://community.thunkable.com/t/data-viewer-list-background-color-condition-by-value-in-airtable/1042003 "2021-01-01T07:24:48Z")
How to color a background in a cell data viewer list based on a cell in an airtable? I have Yes / No value in the column in airtable. If is Yes I want the background color in the data viewer list to be different. Bud th… --- ## [Webviewer crashing on Android when not visible](https://community.thunkable.com/t/webviewer-crashing-on-android-when-not-visible/1283155)
**Author:** [@lamagalhaes](https://community.thunkable.com/u/lamagalhaes)\ **Replies:** 25\ **Last updated:** [September 26, 2022, 6:18pm UTC](https://community.thunkable.com/t/webviewer-crashing-on-android-when-not-visible/1283155 "2022-09-26T18:18:12Z")
when you set visible = false (properties or block code) of webviewer… it’s crashing the app only on Android, iOS is working fine. It happens both Thunkable Live and downloaded. position:absolute not working either abso… --- ## ["Bottom Tab Navigator" Tool : I want to hide the Tab bar when the keyboard appears](https://community.thunkable.com/t/bottom-tab-navigator-tool-i-want-to-hide-the-tab-bar-when-the-keyboard-appears/2057607)
**Author:** [@eak41](https://community.thunkable.com/u/eak41)\ **Replies:** 0\ **Last updated:** [September 26, 2022, 12:58am UTC](https://community.thunkable.com/t/bottom-tab-navigator-tool-i-want-to-hide-the-tab-bar-when-the-keyboard-appears/2057607 "2022-09-26T00:58:47Z")
3 months ago I got results like this When using the keyboard The tab bar will not appear. But now, when I create an APK file to test it in real life. turned out to be When using the keyboard The tab bar is not h… [Previous page](https://community.thunkable.com/c/thunkable/49.md?page=164) [Next page](https://community.thunkable.com/c/thunkable/49.md?page=166)