By the default, whether the php will display error message is controlled by php.ini. If you are using a shared host, you cannot change it. So, you have to add this line of code on the first line of your php file:
That is to display the error message , To hide all error message, just use this:
This is the first keyboard shortcut you need to learn if you use Android Studio. This is ALT+Enter. It opens to Quick Fix Menu, which has the suggestions about fixing the errors in the current line of code.
I built a Cryptography application by using TripleDES. But I got an error:
System.Security.Cryptography.CryptographicException: Specified key is not a valid size for this algorithm.
The key I used was in an incorrect length, it should 16 bytes length.
You can use "?" as the placeholder in sql for parameter in db.rawQuery in Android
How about "Like" keyword with two "%".
You cannot do that :
You have to do that like:
I tried WhatsApp, Web version, that is very easy to use. Firstly, go to https://web.whatsapp.com/. Then open WhatsApp in my phone, click Menu->WhatsApp. Finally, Scanning QR code by using phone. Then it will works.
Now, I can send and receive messages in my computer. Using a bigger screen and a full-size keyboard, that is more comfortable to read and reply message. Also, you only need to drag and drop the files to the images into the message window, then the images will be sent out.
Only disadvantage is only working on Chrome