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Is the SQL WHERE clause short-circuit evaluated?
...lable.
If you need it, I suggest a Case statement:
Where Case when Expr1 then Expr2 else Expr3 end = desiredResult
Expr1is always evaluated, but only one of Expr2 and Expr3 will be evaluated per row.
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Determine which element the mouse pointer is on top of in JavaScript
... sounds like.
What we need is to find the x and y coords of the mouse and then call it using those values:
var x = event.clientX, y = event.clientY,
elementMouseIsOver = document.elementFromPoint(x, y);
document.elementFromPoint
jQuery event object
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How to achieve function overloading in C?
... like a switch block. _Generic gets the overall type of the expression and then "switches" on it to select the end result expression in the list for its type:
_Generic(1, float: 2.0,
char *: "2",
int: 2,
default: get_two_object());
The above expression evaluate...
How to close this ssh tunnel? [closed]
... the secure channel to mysql-server.com. The remote host, mysql-server.com then connects to mysql-server.com on port 3306.
-N: don't execute a command. This is useful for "just forwarding ports" (quoting the man page).
Does this command affect anything on the server?
Yes, it establishes a ...
How to redirect output of an entire shell script within the script itself?
...creates an anonymous function. The output everything in the code block can then be redirected (See Example 3-2 from that link). Also note that curly braces do not launch a subshell, but similar I/O redirects can be done with subshells using parentheses.
– chris
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Does it make sense to use Require.js with Angular.js? [closed]
...So, if you're going to build a Javascript application that needs to scale, then Require and the AMD pattern are not bad tools for doing that.
But, is there anything particular about Angular that makes Require/AMD a particularly good fit? No. In fact, Angular provides you with its own modularization...
Rolling back local and remote git repository by 1 commit
...ation.
What if somebody has already pulled the repo? What would I do then?
Then I would suggest something that doesn't rewrite the history:
git revert locally your last commit (creating a new commit that reverses what the previous commit did)
push the 'revert' generated by git revert.
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What does $@ mean in a shell script?
... passed to the script.
For instance, if you call ./someScript.sh foo bar then $@ will be equal to foo bar.
If you do:
./someScript.sh foo bar
and then inside someScript.sh reference:
umbrella_corp_options "$@"
this will be passed to umbrella_corp_options with each individual parameter enclo...
How do I make a reference to a figure in markdown using pandoc?
...ttributes like this:
 {#fig:description}
... and then reference the figure like this:
@fig:description
Information on how to install and apply the pandoc-fignos filter is given on its Web page. There is also the pandoc-eqnos filter for doing the same kind of thing with...
Why array implements IList?
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@smelch I'm sorry but you got LSP wrong then. An array does not implement add and thus can't be substituted for something that does when that ability is required.
– Rune FS
Aug 12 '14 at 6:55
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