erel teaches programming

hi i send image with c# server to b4a tcp client and after get error load bitmap error. this code very good work for udp just error in tcp from b4a i think problem for tcp b4a img = Image.FromFile(@"C:\Users\at\Pictures\download.jpeg"); ms = new MemoryStream()...

hi i need if user click deny permission app loop ask permission but this code only from with first requset worked and after user click deny no work and just log >> sending message to waiting queue (activity_permissionresult) If p.Check(p.PERMISSION_READ_EXTERNAL_STORAGE) And...

Hello there guys, im kinda newbie to b4x language, is there any wayThis code in such a way that my program would send sms to an incoming number (sending sms).

Pls anyone help me, i'm kind of new to b4a , i have sql connector in my libraries tab but its still showing not found

https://www.b4x.com/android/forum/threads/background-location-tracking.99873/ Hello, i read this post, and i noticed that the process will run for ever even if you close the app. I need to have the service running until i have the app opened (also in background) but i need to stop it when i...

Hello, I am teaching myself how to program in B4A, so I thought that I would work through Erel's videos. Watched/listened pretty carefully through the first 3 (Code Flow, Subs and Variables, Strings). On the fourth one, there were some things that I didn't understand well (about Lists, mostly...

Please Help me. I have an error with firebase auth. *** Service (starter) Create *** ** Service (starter) Start ** ** Activity (main) Create, isFirst = true ** main_activity_create (java line: 345) android.content.res.Resources$NotFoundException: String resource ID #0x0 at...

https://www.b4x.com/android/forum/threads/create-a-wrapper-library-with-android-studio.82831/ This is the library link I am refering. and the error is <error> P:\Android\Android Studio\jre"\bin\javadoc.exe -doclet BADoclet -docletpath C:\B4X\B4A\Doclet -sourcepath "C:\Us 1 error javadoc...

hi i almost tested all of ther code in the forum and disapoint from srvices . pls post a sample project that service stay in memory and not killed when i swip kill app. my problem is when i swip end app , service will destroy from service list and not run again. im fully confused and please...

Hello, I used erel solution for snapshot an item (for example - panel) - (https://www.b4x.com/android/forum/threads/save-only-the-image-inside-the-panel.92333/#post-583937) Sub Button1_Click Dim bmp As B4XBitmap = Crop_Image(Panel1, Panel1.left, Panel1.top, Panel1.width, Panel1.height...

Given that I'm the best nuisance of this site (and not only :D) and given that the site which hosts the videos is a "custom site", I would suggest to modify it, mainly to reach the related video directly from the post...