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How to handle Back button with in the dialog?
...vent.getAction() == KeyEvent.ACTION_UP to the answer. Without it, the code block will be executed twice. (Key DOWN and key UP). In this example it is not so important, but for other actions than finish(), it might be very important.
– Udo Klimaschewski
Nov 3 '1...
What is the dual table in Oracle?
...IO was usually logical IO (not involving physical disk access) as the disk blocks were usually already cached in memory. This resulted in a large amount of logical IO against the DUAL table.
Later versions of the Oracle database have been optimized and the database no longer performs physical or lo...
How to list out all the subviews in a uiviewcontroller in iOS?
...on:
@implementation UIView (childViews)
- (NSArray*) allSubviews {
__block NSArray* allSubviews = [NSArray arrayWithObject:self];
[self.subviews enumerateObjectsUsingBlock:^( UIView* view, NSUInteger idx, BOOL*stop) {
allSubviews = [allSubviews arrayByAddingObjectsFromArray:[view ...
What is Gradle in Android Studio?
...
PHING of PHP
– Yousha Aleayoub
Jul 25 '18 at 17:34
16
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How can I list the contents of a directory in Python?
Can’t be hard, but I’m having a mental block.
8 Answers
8
...
How can prepared statements protect from SQL injection attacks?
...nd even alter it, as every SQL injection example shows it (all examples in PHP/Mysql):
$expected_data = 1;
$query = "SELECT * FROM users where id=$expected_data";
will produce a regular query
SELECT * FROM users where id=1
while this code
$spoiled_data = "1; DROP TABLE users;"
$query ...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
... in the first case, but they are in the second case? It seems like a given block is accessed exactly once for most blocks in both examples.
– Josiah Yoder
Sep 21 '18 at 0:16
1
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How to show the loading indicator in the top status bar
... Thanks @Schrockwell, I further improved it by using synchronized blocks - I saw a race condition where the activity was not decreased properly.
– Resh32
Dec 19 '12 at 8:50
...
Command to collapse all sections of code?
...
Fold/Unfold the current code block – Ctrl+M, Ctrl+M
Unfold all – Ctrl+M, Ctrl+L
Stop outlining – Ctrl+M, Ctrl+P
Fold all – Ctrl+M, Ctrl+O
share
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How to open a URL in a new Tab using JavaScript or jQuery? [duplicate]
...er has allowed it to be opened
win.focus();
} else {
//Browser has blocked it
alert('Please allow popups for this website');
}
Depending on the browsers implementation this will work
There is nothing you can do to make it open in a window rather than a tab.
...