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Difference between array_push() and $array[] =
...memory and execute whatever code it defines.
Using $arr[] = 'some value'; does not require a function call, and implements the addition straight into the data structure. Thus, when adding a lot of data it is a lot quicker and resource-efficient to use $arr[].
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href overrides ng-click in Angular.js
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You should probably just use a button tag if you don't need a uri.
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Why would a JavaScript variable start with a dollar sign? [duplicate]
I quite often see JavaScript with variables that start with a dollar sign. When/why would you choose to prefix a variable in this way?
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How to automatically navigate to the current class in Intellij Idea Project Tool Window?
...telliJ IDEA that has the following effect: the tree in the project tool window expands to show the currently open class (or file), and this class becomes selected in the tree.
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Java HashMap performance optimization / alternative
...t not modifying the arrays in the hashCode method. By convention, hashCode does not change the object's state. Perhaps the constructor would be a better place to sort them.
– Michael Myers♦
Nov 19 '09 at 15:52
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Practical non-image based CAPTCHA approaches?
...at I have developed and which seems to work perfectly (although I probably don't get as much comment spam as you), is to have a hidden field and fill it with a bogus value e.g.:
<input type="hidden" name="antispam" value="lalalala" />
I then have a piece of JavaScript which updates the valu...
C++ : why bool is 8 bits long?
...t is, it must be possible to retrieve the address of an object. The object doesn't have to store its own address. A char is typically 8 bits wide, enough to store any of 256 characters, but each char also has an address defined by where in memory it is located. That is why you can create a pointer t...
django unit tests without a db
...ngo unittests without setting up a db? I want to test business logic which doesn't require the db to set up. And while it is fast to setup a db, I really don't need it in some situations.
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
...mmand:
keytool -list -keystore "%JAVA_HOME%/jre/lib/security/cacerts" (you don't need to provide a password)
If your certificate is missing, you can get it by downloading it with your browser and add it to the truststore with the following command:
keytool -import -noprompt -trustcacerts -alias &l...
See :hover state in Chrome Developer Tools
...r an anchor I'm hovering on in Chrome . In Firebug , there's a style dropdown that allows me to select different states for an element.
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