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Convert string to variable name in JavaScript
...ss true. Javascript does not have variable variables (such as $$varname in php) so this really is the only answer. Using window[varname] has the side-effect of introducing global variables, which might not be wanted. @Shaz I don't think you give modern JS interpreters enough credit. They are extreme...
Maximum length of the textual representation of an IPv6 address?
I want to store the data returned by $_SERVER["REMOTE_ADDR"] in PHP into a DB field, pretty simple task, really. The problem is that I can't find any proper information about the maximum length of the textual representation of an IPv6 address, which is what a webserver provides through $_SERVER...
Open new Terminal Tab from command line (Mac OS X)
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Try this:
osascript -e 'tell application "Terminal" to activate' -e 'tell application "System Events" to tell process "Terminal" to keystroke "t" using command down'
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How to query MongoDB with “like”?
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In PHP, you could use following code:
$collection->find(array('name'=> array('$regex' => 'm'));
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Tainted canvases may not be exported
..."anonymous" ...)
Install a webserver on your development computer (IIS and PHP web servers both have free editions that work nicely on a local computer).
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How do I flush the cin buffer?
...ble.
See Using fflush(stdin).
Also, see http://ubuntuforums.org/showpost.php?s=9129c7bd6e5c8fd67eb332126b59b54c&p=452568&postcount=1 for an alternative.
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Is Java really slow?
... Fortran, etc.) can beat it; however, Java can be more than 10x as fast as PHP, Ruby, Python, etc. There are specific areas where it can beat common compiled languages (if they use standard libraries).
There is no excuse for "slow" Java applications now. Developers and legacy code/libraries are to ...
Remote connect to clearDB heroku database
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@BKSpurgeon. I got it to work with phpMyAdmin with the default port (See stackoverflow.com/a/22092539/4900327)
– Abhishek Divekar
Feb 16 '17 at 16:47
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Laravel - Eloquent or Fluent random row
... on the collection object not the sql query. the random function is run on php side
– astroanu
Oct 15 '15 at 6:13
@ast...
Using JQuery - preventing form from submitting
...otherwise show error.
HTML
<form id="form" class="form" action="page2.php" method="post">
<input type="text" class="check-validity" value="" />
<input type="text" class="check-validity" value="" />
<input type="text" class="check-validity" value="" />
<in...