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Why are Python lambdas useful? [closed]
...ambdas. Is lambda one of those "interesting" language items that in real life should be forgotten?
26 Answers
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Apache is downloading php files instead of displaying them
...the solutions described worked for me. So here is another possible cause:
If you have something like
AddHandler x-mapp-php6 .php3 .php4 .php .phtml
in a .htaccess file of your web content folder, it can cause your PHP scripts to stop working. In my case the server did not know the x-mapp-php6 ty...
Best practices for reducing Garbage Collector activity in Javascript
...sion.
Avoid doing those, and pool and reuse objects where possible.
Specifically, look out for opportunities to:
Pull inner functions that have no or few dependencies on closed-over state out into a higher, longer-lived scope. (Some code minifiers like Closure compiler can inline inner functio...
Show a PDF files in users browser via PHP/Perl
...ou want the PDF to display in the browser, rather than forcing a download. If that is the case, try setting the Content-Disposition header with a value of inline.
Also remember that this will also be affected by browser settings - some browsers may be configured to always download PDF files or open...
How can I create an error 404 in PHP?
... to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages.
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SQL Server NOLOCK and joins
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I was pretty sure that you need to specify the NOLOCK for each JOIN in the query. But my experience was limited to SQL Server 2005.
When I looked up MSDN just to confirm, I couldn't find anything definite. The below statements do seem to make me think, that for 20...
JavaScript: Overriding alert()
... want to with it.
I already did this to track analytics events without modifying a library but by sneaking into events.
Use the proxy pattern:
(function(proxied) {
window.alert = function() {
// do something here
return proxied.apply(this, arguments);
};
})(window.alert);
You can al...
Pipe subprocess standard output to a variable [duplicate]
...True argument but this fires up a fully-blown shell which can be dangerous if you don't control the contents of the command string.
>>> proc = subprocess.Popen(['cdrecord', '--help'], stderr=subprocess.PIPE)
>>> output = proc.stderr.read()
>>> print output
Usage: wodim [o...
Algorithm to detect corners of paper sheet in photo
...ine outputted from the hough transform it would give a rho and theta pair. If these values were within, say 5% of a pair of values in the table, they were discarded, if they were outside that 5%, a new entry was added to the table.
You can then do analysis of parallel lines or distance between line...
Does Firefox support position: relative on table elements?
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Unfortunately, your solution does not work if you add another column with more content in it than in the other one. So I do not understand the "accepted answer" flag and the much appreciation given by the votes up. Please check jsfiddle.net/ukR3q
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