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Is There a Better Way of Checking Nil or Length == 0 of a String in Ruby?
Is there a better way than the following to check to see if a string is nil OR has a length of 0 in Ruby?
16 Answers
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How do I check whether a jQuery element is in the DOM?
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Like this:
if (!jQuery.contains(document, $foo[0])) {
//Element is detached
}
This will still work if one of the element's parents was removed (in which case the element itself will still have a parent).
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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
28 Answers
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Composer install error - requires ext_curl when it's actually enabled
I'm trying to install Facebook PHP SDK with Composer. This is what I get
15 Answers
15...
Subtract days from a date in JavaScript
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Try something like this:
var d = new Date();
d.setDate(d.getDate()-5);
Note that this modifies the date object and returns the time value of the updated date.
var d = new Date();
document.write('Today is: ' + d.toLocaleString());
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REST API Login Pattern
...f client-server interaction:
All REST interactions are stateless. That is, each request contains
all of the information necessary for a connector to understand the
request, independent of any requests that may have preceded it.
This restriction accomplishes four functions, 1st and 3rd are...
How to add local jar files to a Maven project?
...c:\kaptcha-2.3.jar
<group-id>: the group that the file should be registered under e.g → com.google.code
<artifact-id>: the artifact name for the file e.g → kaptcha
<version>: the version of the file e.g → 2.3
<packaging>: the packaging of the file e.g. → jar
Refe...
When is localStorage cleared?
...pt in localStorage. How long will an average user's localStorage data persist? If the user doesn't clear it, will it last till a browser re-install?
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Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
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You can achieve it like this:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script>
window.jQuery || document.write('<script src="/path/to/your/jquery"><\/script>');
&l...
How to search by key=>value in a multidimensional array in PHP
Is there any fast way to get all subarrays where a key value pair was found in a multidimensional array? I can't say how deep the array will be.
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