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Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
I've seen Bash scripts test for a non-zero length string in two different ways. Most scripts use the -n option:
6 Answers...
Detect a finger swipe through JavaScript on the iPhone and Android
...t that a user swiped his finger in some direction over a web page with JavaScript?
21 Answers
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Submit a form using jQuery [closed]
... encoding on both ends but then you'd need to put the form data into a JavaScript data structure with your extra data and serialize it. In that case you'd probably use serializeArray on the form and merge your other data in.
– tvanfosson
Jul 11 '14 at 14:42
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How to concatenate properties from multiple JavaScript objects
I am looking for the best way to "add" multiple JavaScript objects (associative arrays).
14 Answers
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What's the best way to use R scripts on the command line (terminal)?
It's very convenient to have R scripts for doing simple plots from the command line. However, running R from bash scripts is not convenient at all. The ideal might be something like
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Lock Escalation - What's happening here?
...able (removing a column) in SQL Server 2008, I clicked the Generate Change Script button and I noticed that the change script it generated drops the column, says "go" and then runs an additional ALTER TABLE statement that appears to set the lock escalation for the table to "TABLE". Example:
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How to merge two arrays in JavaScript and de-duplicate items
I have two JavaScript arrays:
76 Answers
76
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PHP code is not being executed, instead code shows on the page
...ppens when PHP7 doesn't configure the default fast-CGI service in the make script. sudo a2enmod proxy_fcgi setenvif creates three new mods /mods-available/proxy.conf proxy_fcgi.load proxy.load Likewise, sudo a2enconf php7.0-fpm creates a config file /conf-available/php7.0-fpm.conf Once this is done ...
How do I match any character across multiple lines in a regular expression?
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@Allen - JavaScript doesn't support the s modifier. Instead, do [^]* for the same effect.
– Derek 朕會功夫
Jul 12 '15 at 22:26
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How to Create Grid/Tile View?
...ble for legacy browser, specially IE8- :
<!--[if lte IE 9]>
<script src="/path/to/js/masonry.pkgd.min.js"></script>
<![endif]-->
Here we go:
.masonry-brick {
color: #FFF;
background-color: #FF00D8;
display: inline-block;
padding: 5px;
widt...