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Ruby sleep or delay less than a second?
I'm making a script with ruby that must render frames at 24 frames per second, but I need to wait 1/24th of a second between sending the commands. What is the best way to sleep for less than a second?
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How to determine one year from now in Javascript
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For anyone wondering how it deals with leap years, I did this in a Firefox console ... >> x = new Date('2000-02-29') -> Date 2000-02-29T00:00:00.000Z >> x.setYear(2001) -> 983404800000 >> x.toLocaleFormat('%d-%b-%Y') -> "01-Mar-2001"
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git remote prune – didn't show as many pruned branches as I expected
... ran git remote prune origin, you have pruned some branch that was removed by someone else. It's more likely that your co-workers now need to run git prune to get rid of branches you have removed.
So what exactly git remote prune does? Main idea: local branches (not tracking branches) are not tou...
How to test which port MySQL is running on and whether it can be connected to?
...nt.
mysql -h localhost -u user database
Or a url that is interpreted by your library code.
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How to remove leading and trailing white spaces from a given html string?
...ng the HTML", and then he added in a comment above "except newlines caused by br tags".
– Chris Baker
Sep 3 '13 at 15:45
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Does ARC support dispatch queues?
...-C object. This is documented in the <os/object.h> header file:
* By default, libSystem objects such as GCD and XPC objects are declared as
* Objective-C types when building with an Objective-C compiler. This allows
* them to participate in ARC, in RR management by the Blocks runtime and ...
Rails: redirect_to with :error, but flash[:error] empty
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As stated in the Rails API only :notice and :alert are by default applied as a flash hash value. If you need to set the :error value, you can do it like this:
redirect_to show_path, flash: { error: "Insufficient rights!" }
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Excel VBA - exit for loop
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Another way to exit a For loop early is by changing the loop counter:
For i = 1 To 10
If i = 5 Then i = 10
Next i
Debug.Print i '11
For i = 1 To 10
If i = 5 Then Exit For
Next i
Debug.Print i '5
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Why did Bootstrap 3 switch to box-sizing: border-box?
...og.getbootstrap.com/2013/08/19/bootstrap-3-released/)
Better box model by default. Everything in Bootstrap gets box-sizing: border-box, making for easier sizing options and an enhanced grid system.
Personally I think most benefits go to the grid system. In Twitter's Bootstrap all grids are flu...
Adding a build configuration in Xcode
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I followed this answer exactly (YES, I've selected by project as in the screenshot, YES, I selected Info tab THEN my project) but all those options are still greyed out?
– Can Poyrazoğlu
Sep 5 '16 at 7:09
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