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jQuery - prevent default, then continue default
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It's not a good example becayse it's synchronyous. What if the stuff I need to do is async call? So the case is "click submit -> do async stuff and dont' submit the form -> in async callback fill some fields in the form -> submit the form from the callback"
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Backporting Python 3 open(encoding=“utf-8”) to Python 2
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1. To get an encoding parameter in Python 2:
If you only need to support Python 2.6 and 2.7 you can use io.open instead of open. io is the new io subsystem for Python 3, and it exists in Python 2,6 ans 2.7 as well. Please be aware that in Python 2.6 (as well as 3.0) it'...
How do you get the current project directory from C# code when creating a custom MSBuild task?
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These two above points you to the bin directory, so if you have for example one bin directory for your whole solution it will point you there and NOT to your project directory (or two levels BELOW your project directory)
– matcheek
Mar 26...
Create a folder inside documents folder in iOS apps
...aPath = [documentsDirectory stringByAppendingPathComponent:@"/MyFolder"];
if (![[NSFileManager defaultManager] fileExistsAtPath:dataPath])
[[NSFileManager defaultManager] createDirectoryAtPath:dataPath withIntermediateDirectories:NO attributes:nil error:&error]; //Create folder
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Ternary Operator Similar To ?:
... code was to be more concise in not having a temporary val for a following if-statement: Do it intelligible in one line, just like one have it in mind.
– Peter Schmitz
Feb 9 '11 at 22:48
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How can I know when an EditText loses focus?
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public void onFocusChange(View v, boolean hasFocus) {
if (!hasFocus) {
// code to execute when EditText loses focus
}
}
});
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impro...
Variable declaration in a C# switch statement [duplicate]
...it is a block level scope that is defined at the switch level.
Personally if you are setting a value to something inside a switch in your example for it to really be of any benefit, you would want to declare it outside the switch anyway.
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How to call a PHP function on the click of a button
...formed successfully");
});
});
});
In ajax.php
<?php
if (isset($_POST['action'])) {
switch ($_POST['action']) {
case 'insert':
insert();
break;
case 'select':
select();
break;
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Replacing instances of a character in a string
This simple code that simply tries to replace semicolons (at i-specified postions) by colons does not work:
13 Answers
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Navigation bar show/hide
...rhaps with CACurrentMediaTime(). Or test the result from [touch tapCount].
If you get two taps, your subclassed view issues an NSNotification that your view controller has registered to listen for.
When your view controller hears the notification, it fires a selector that either hides or shows the n...