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How to detect if multiple keys are pressed at once using JavaScript?
...can remember what they were.
You should also put the key codes in the same order as the documentation (CTRL+ENTER => map[17] && map[13], NOT map[13] && map[17]). This way you won't ever get confused when you need to go back and edit the code.
A gotcha with if-else chains
If checki...
How to find what code is run by a button or element in Chrome using Developer Tools
...Query's abstraction and functionality, a lot of hoops have to be jumped in order to get to the meat of the event. I have set up this jsFiddle to demonstrate the work.
1. Setting up the Event Listener Breakpoint
You were close on this one.
Open the Chrome Dev Tools (F12), and go to the Sources ...
In C++, is it still bad practice to return a vector from a function?
...hz 64bit processor. We could do better by parallelizing the computation in order to use all 8 cores (the test above only uses one core at a time, which I have verified by re-running the test while monitoring CPU usage). The best performance is achieved when mem(v) = 16kB, which is the order of magni...
Check if string begins with something? [duplicate]
... documentation websites actually tell you to avoid it if possible (I think php.net does, for example). I'd recommend the indexOf() or substr() solutions.
– Byson
Dec 22 '14 at 14:59
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Regular Expression to find a string included between two characters while EXCLUDING the delimiters
...
PHP:
$string ='This is the match [more or less]';
preg_match('#\[(.*)\]#', $string, $match);
var_dump($match[1]);
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How do I “source” something in my .vimrc file?
...is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
and if myStuff.vim contained these lines
set xx iI just intersted this<C-]>
set yy bbbb4dw
It's ...
Principles for Modeling CouchDB Documents
...ll the comments that reference that parent post ID, sorted in some logical ordering. Maybe you even pass in something like [postID,byUsername] as the key to the 'comments' view to indicate the parent post and how you want the results sorted or something along those lines.
MongoDB handles documents ...
Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
...is intended to be a logical boolean, it will always have this interface in order to preserve binary compatibility. The problems begin when you use non booleans that seem like booleans, for example c standard library application entry function, main returns 0 on success, many end up thinking of this ...
What is the difference between partitioning and bucketing a table in Hive ?
...eld is not too high.
Also, you can partition on multiple fields, with an order (year/month/day is a good example), while you can bucket on only one field.
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How do I pass multiple parameters into a function in PowerShell?
...hus, one can call a function with space-separated positional parameters or order-independent named parameters. The other pitfalls reveal that you need to be cognizant of commas, parentheses, and white space.
For further reading, see my article Down the Rabbit Hole: A Study in PowerShell Pipelines, ...