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NOT IN vs NOT EXISTS
...is altered in the future to allow NULLs the NOT IN version will need to do more work (even if no NULLs are actually present in the data) and the semantics of NOT IN if NULLs are present are unlikely to be the ones you want anyway.
When neither Products.ProductID or [Order Details].ProductID allow N...
How can I negate the return-value of a process?
...X-compliant shells. Consequently, despite my reservations, it is probably more widely available than I realized back in 2008. A quick check of POSIX 2004 and SUS/POSIX 1997 shows that ! was present in both those versions.
Note that the ! operator must appear at the beginning of the pipeline and n...
How to get a index value from foreach loop in jstl
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How to move a model between two Django apps (Django 1.7)
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.prop('checked',false) or .removeAttr('checked')?
...f jQuery 3, removeAttr does not set the corresponding property to false anymore:
Prior to jQuery 3.0, using .removeAttr() on a boolean attribute such as checked, selected, or readonly would also set the corresponding named property to false. This behavior was required for ancient versions of Intern...
How to handle command-line arguments in PowerShell
... For instance, your script may accept a "force" where the script runs in a more careful mode when force is not used.
The keyword for that is [switch] parameter type:
param (
[string]$server = "http://defaultserver",
[string]$password = $( Read-Host "Input password, please" ),
[switch]...
Load and execution sequence of a web page?
...tually the event fired when all page components are loaded and ready. Read more about it: http://docs.jquery.com/Tutorials:Introducing_$(document).ready()
Edit - This portion elaborates more on the parallel or not part:
By default, and from my current understanding, browser usually runs each page on...
How to call multiple JavaScript functions in onclick event?
Is there any way to use the onclick html attribute to call more than one JavaScript function?
11 Answers
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Command Prompt - How to add a set path only for that batch file executing?
...be for that individual command prompt session -- if you're doing this from more than one batch file, and using EXIT /B %N%, then SETLOCAL is basically just going to dump your changes when the script exits. :-/
– BrainSlugs83
Apr 3 '14 at 18:29
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