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Post parameter is always null
...ow to convert it' Like a Guid to a string. So either add the converter via settings or add a blank constructor and you don't need to back to old code like this.
– Nick Turner
May 13 '19 at 23:17
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How to select lines between two marker patterns which may occur multiple times with awk/sed
...atches lines having this text, as well as /mno/ does.
/abc/{flag=1;next} sets the flag when the text abc is found. Then, it skips the line.
/mno/{flag=0} unsets the flag when the text mno is found.
The final flag is a pattern with the default action, which is to print $0: if flag is equal 1 the ...
Filtering for empty or NULL names in a queryset
...search for. So, I need a query to give me all the names that have an alias set.
7 Answers
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Undoing a 'git push'
... origin cc4b63bebb6:alpha-0.3.0
You may have receive.denyNonFastForwards set on the remote repository. If this is the case, then you will get an error which includes the phrase [remote rejected].
In this scenario, you will have to delete and recreate the branch.
git push origin :alpha-0.3.0
git ...
How to use gitignore command in git
...
git ignore is a convention in git. Setting a file by the name of .gitignore
will ignore the files in that directory and deeper directories that match the
patterns that the file contains. The most common use is just to have one file
like this at the top level. ...
Best way to specify whitespace in a String.Split operation
I am splitting a string based on whitespace as follows:
11 Answers
11
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Cross-Origin Request Headers(CORS) with PHP headers
.../TR/cors/
*
*/
function cors() {
// Allow from any origin
if (isset($_SERVER['HTTP_ORIGIN'])) {
// Decide if the origin in $_SERVER['HTTP_ORIGIN'] is one
// you want to allow, and if so:
header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
head...
Multi-Line Comments in Ruby?
How can I comment multiple lines in Ruby?
10 Answers
10
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How to start new activity on button click
...e(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity);
}
public void goToAnActivity(View view) {
Intent intent = new Intent(this, AnActivity.class);
startActivity(intent);
}
public void goToAnotherActivity(View view) {
Intent ...
How do you remove an invalid remote branch reference from Git?
... remote named <name>. All remote tracking branches and configuration settings for the remote
are removed.
So it might be you hand-edited your config file and this did not occur, or you have privilege problems.
Maybe run that again and see what happens.
Advice Context
If you...