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Get operating system info
I recently started wondering about sites like http://thismachine.info/ that get the user's operating system info. I have not been able to find out how to do that with PHP, and wanted to try to figure it out.
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How to unzip a file using the command line? [closed]
... to unzip a file?
Preferably something built into Windows or open source/free tools.
10 Answers
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
... is some other reason why you ought to be using Interlocked.Exchange. Lock-free programming is insanely difficult and the moment you depart from well-established practices espoused by experts in the field, you are off in the weeds and risking the worst kind of race conditions. I am neither an expert...
Chrome: console.log, console.debug are not working
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Click “Default levels” and make sure that "Info" is checked. By default it is only set to show Errors and Warnings
I came here with the same problem :/
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impro...
python exception message capturing
...lepath,'rb') as f:
con.storbinary('STOR '+ filepath, f)
logger.info('File successfully uploaded to '+ FTPADDR)
except Exception, e: # work on python 2.x
logger.error('Failed to upload to ftp: '+ str(e))
in Python 3.x and modern versions of Python 2.x use except Exception as e inste...
What is the meaning of prepended double colon “::”?
...nction (a method), calls to other member function and calls to non-member (free) functions look alike:
class A {
void DoSomething() {
m_counter=0;
...
Twist(data);
...
Bend(data);
...
if(m_counter>0) exit(0);
}
int m_couner;
...
}
But it m...
How to get the data-id attribute?
...owsers, you can also use HTML5 dataset API
HTML
<div id="my-div" data-info="some info here" data-other-info="more info here">My Awesome Div</div>
JS
var myDiv = document.querySelector('#my-div');
myDiv.dataset.info // "some info here"
myDiv.dataset.otherInfo // "more info here"
D...
Get Android .apk file VersionName or VersionCode WITHOUT installing apk
... Works fine, this should be marked as the correct answer, for information, aapt is in build-tools/XX in the sdk.
– Quentin Klein
Oct 29 '14 at 11:01
8
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Manipulate a url string by adding GET parameters
...writes an existing argument
function addToURL( $key, $value, $url) {
$info = parse_url( $url );
parse_str( $info['query'], $query );
return $info['scheme'] . '://' . $info['host'] . $info['path'] . '?' . http_build_query( $query ? array_merge( $query, array($key => $value ) ) : array...
Laravel Eloquent groupBy() AND also return count of each group
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This is working for me:
$user_info = DB::table('usermetas')
->select('browser', DB::raw('count(*) as total'))
->groupBy('browser')
->get();
...