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Android - Back button in the title bar
...ActivityForResult will launch second activity and when you will press back from second activity you will be thrown back to first activity(where yo pressed action bar icon)
– Yahya Arshad
Nov 4 '13 at 4:52
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Can PNG image transparency be preserved when using PHP's GDlib imagecopyresampled?
...uploadType )
= getimagesize( $uploadTempFile );
$srcImage = imagecreatefrompng( $uploadTempFile );
$targetImage = imagecreatetruecolor( 128, 128 );
imagealphablending( $targetImage, false );
imagesavealpha( $targetImage, true );
imagecopyresampled( $targetImage, $srcImage,
...
Execution time of C program
...s. I need to be able to record the execution time (which could be anywhere from 1 second to several minutes). I have searched for answers, but they all seem to suggest using the clock() function, which then involves calculating the number of clocks the program took divided by the Clocks_per_secon...
Git Bash is extremely slow on Windows 7 x64
...ow network share.
I could not override HOMEDRIVE but that is not a problem from what I have seen.
Set the environment variable by right clicking
your computer on the desktop --> properties --> Advanced system settings --> Environment Variables
Add to User variables section
HOME=%USERPROF...
Elastic Search: how to see the indexed data
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http://localhost:9200/_plugin/head/
Alternatively, you can just use curl from the command line, eg:
Check the mapping for an index:
curl -XGET 'http://127.0.0.1:9200/my_index/_mapping?pretty=1'
Get some sample docs:
curl -XGET 'http://127.0.0.1:9200/my_index/_search?pretty=1'
See the ...
How do I force git to use LF instead of CR+LF under windows?
...alizing to *, and add a negative rule !*.xyz ... to exclude some few files from that rule.
– VonC
Mar 26 '10 at 12:24
1
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How do I show/hide a UIBarButtonItem?
...s = [self.toolbarItems mutableCopy];
// This is how you remove the button from the toolbar and animate it
[toolbarButtons removeObject:self.myButton];
[self setToolbarItems:toolbarButtons animated:YES];
// This is how you add the button to the toolbar and animate it
if (![toolbarButtons containsOb...
How do I get Flask to run on port 80?
...d will only pass "dynamic" requests (those where the content is often read from a database or the content changes) to be handled by the Python code.
+more. This is bordering on scope for this question. If you want more info do some research into this area.
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C++ cout hex values?
...
This seems to change all future output from cout to hex; so if you only want 'a' to be printed in hex you may want something like cout << hex << a << dec; to change it back.
– ShreevatsaR
Mar 9 '12 at 10:00
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Java generics T vs Object
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Isolated from context - no difference. On both t and obj you can invoke only the methods of Object.
But with context - if you have a generic class:
MyClass<Foo> my = new MyClass<Foo>();
Foo foo = new Foo();
Then:
Foo ...