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Fragment lifecycle - which method is called upon show / hide?
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Similar to activity lifecycle, Android calls onStart() when fragment becomes visible. onStop() is normally called when fragment becomes invisible, but it can also be called later in time.
Depending on your layout Android can call onStart() even,...
How to retrieve GET parameters from javascript? [duplicate]
... .forEach(function (item) {
tmp = item.split("=");
if (tmp[0] === parameterName) result = decodeURIComponent(tmp[1]);
});
return result;
}
I removed the duplicated function execution from his code, replacing it a variable ( tmp ) and also I've added decodeURICom...
What are “signed” cookies in connect/expressjs?
...e out what "signed cookies" actually are.
There isn't much on the net, and if I try this:
4 Answers
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Android: Go back to previous activity
...tivity stack. Whenever you start a new activity with an intent you can specify an intent flag like FLAG_ACTIVITY_REORDER_TO_FRONT or FLAG_ACTIVITY_PREVIOUS_IS_TOP. You can use this to shuffle between the activities in your application. Haven't used them much though. Have a look at the flags here: ht...
Are lists thread-safe?
...r example:
L[0] += 1
is not guaranteed to actually increase L[0] by one if another thread does the same thing, because += is not an atomic operation. (Very, very few operations in Python are actually atomic, because most of them can cause arbitrary Python code to be called.) You should use Queues...
How do I draw a shadow under a UIView?
...e(-15, 20), 5);
but before
CGContextRestoreGState(currentContext);
So if you want the superclass's drawRect: to be 'wrapped' in a shadow, then how about if you rearrange your code like this?
- (void)drawRect:(CGRect)rect {
CGContextRef currentContext = UIGraphicsGetCurrentContext();
CG...
Delete directory with files in it?
...n!). Here is an example:
public static function deleteDir($dirPath) {
if (! is_dir($dirPath)) {
throw new InvalidArgumentException("$dirPath must be a directory");
}
if (substr($dirPath, strlen($dirPath) - 1, 1) != '/') {
$dirPath .= '/';
}
$files = glob($dirPath...
Is there a way to ignore header lines in a UNIX sort?
...te a subshell, wrapping up the stdout so you can pipe it or redirect it as if it had come from a single command.
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Vertical (rotated) label in Android
... super(context, attrs);
final int gravity = getGravity();
if(Gravity.isVertical(gravity) && (gravity&Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) {
setGravity((gravity&Gravity.HORIZONTAL_GRAVITY_MASK) | Gravity.TOP);
topDown = false;
}els...
How to determine an object's class?
If class B and class C extend class A and I have an object of type B or C , how can I determine of which type it is an instance?
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