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What is a practical use for a closure in JavaScript?
...osures without knowing it! I often put functions inside another like that, and then expose any I need public by returning an object literal like in your example.
– alex
Apr 28 '10 at 10:44
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Convert bytes to a string
I'm using this code to get standard output from an external program:
19 Answers
19
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How to check if a Constraint exists in Sql server?
... queries for that:
--Returns one row for each CHECK, UNIQUE, PRIMARY KEY, and/or FOREIGN KEY
SELECT *
FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
WHERE CONSTRAINT_NAME='XYZ'
--Returns one row for each FOREIGN KEY constrain
SELECT *
FROM INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS
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YAML current date in rmarkdown
...e in the YAML front-matter of a .rmd document to be processed by knitr and the rmarkdown package. I used to have the following line at the top of my wiki pages,
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How can I do string interpolation in JavaScript?
...g written until the next character, requiring it to be hit twice to write (and writes two of them at this time). This is because some characters interact with them, such as "e". If I try to write "ello" with them, I get èllo``. It is also somewhat annoyingly located (shift+forwardtick, which is ano...
Prevent Caching in ASP.NET MVC for specific actions using an attribute
...r class or action didn't have NoCache when it was rendered in your browser and you want to check it's working, remember that after compiling the changes you need to do a "hard refresh" (Ctrl+F5) in your browser. Until you do so, your browser will keep the old cached version, and won't refresh it wit...
Python __str__ versus __unicode__
...ns. Generally, you should put all your string formatting in __unicode__(), and create a stub __str__() method:
def __str__(self):
return unicode(self).encode('utf-8')
In 3.0, str contains characters, so the same methods are named __bytes__() and __str__(). These behave as expected.
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What does 'synchronized' mean?
I have some questions regarding the usage and significance of the synchronized keyword.
17 Answers
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how to implement regions/code collapse in javascript
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Blog entry here explains it and this MSDN question.
You have to use Visual Studio 2003/2005/2008 Macros.
Copy + Paste from Blog entry for fidelity sake:
Open Macro Explorer
Create a New Macro
Name it OutlineRegions
Click Edit macro and paste the fo...
SSH configuration: override the default username [closed]
...ostName example.net
User buck
The second example will set a username and is hostname specific, while the first example sets a username only. And when you use the second one you don't need to use ssh example.net; ssh example will be enough.
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