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Get first key in a (possibly) associative array?
...alue, reset actually returns it:
$first_value = reset($array);
There is one special case to watch out for though (so check the length of the array first):
$arr1 = array(false);
$arr2 = array();
var_dump(reset($arr1) === reset($arr2)); // bool(true)
...
How to validate an Email in PHP?
...
This is old post but I will share one my solution because noone mention here one problem before.
New email address can contain UTF-8 characters or special domain names like .live, .news etc.
Also I find that some email address can be on Cyrilic and on all c...
In PowerShell, how do I define a function in a file and call it from the PowerShell commandline?
... creeping into the shell (once you dot source a function file, try calling one of the variables from a function in the shell, and you'll see what I mean).
So first, rename the .ps1 file that has all your functions in it to MyFunctions.psm1 (you've just created a module!). Now for a module to load p...
Maven in Eclipse: step by step installation [closed]
...hnology/m2e/releases"
or
http://download.eclipse.org/technology/m2e/milestones/1.0
Now click OK
After that installation would be started.
Way 2: Another way to install Maven plug-in for Eclipse by "Eclipse Marketplace":
Open Eclipse
Go to Help -> Eclipse Marketplace
Search by Maven
Click "I...
Functional, Declarative, and Imperative Programming [closed]
... of expressions, or derived from the RT.
A 100% declarative language (i.e. one in which every possible expression is RT) does not (among other RT requirements) allow the mutation of stored values, e.g. HTML and most of Haskell.
Definition of RT expression
RT is often referred to as having "no side-e...
How to find all combinations of coins when given some dollar value
... Gentle introduction to dynamic programming. Also, I encourage anyone with a sequence problem to read generatingfunctionology.
– Colonel Panic
Nov 11 '12 at 18:17
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Are memory leaks ever ok? [closed]
...d be as if I test drove a car and found a couple loose washers and nuts in one of the cupholders – it may not be a big deal in itself, but it portrays a lack of commitment to quality, so I would consider alternatives.
shar...
Do you put unit tests in same project or another project?
...o a separate project requires only a small amount of effort, and that is a one time cost. I am very comfortable with the conclusion that unit tests shouldn't be shipped.
– Jason Jackson
Mar 18 '10 at 23:22
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Using a 'using alias = class' with generic types? [duplicate]
So sometimes I want to include only one class from a namespace rather than a whole namespace, like the example here I create a alias to that class with the using statement:
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How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
...pe MS didn't write it twice!) There are several examples on MSDN like this one that show scripting tables as individual objects. However if you want everything to script correctly with a 'full' schema that includes 'DRI' (Declarative Referential Integrity) objects like foreign keys then scripting ta...