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Concept behind these four lines of tricky C code
...;
}
else
{
printf((char*) m);
}
}
It recursively calls main() 771 times.
In the beginning, m[0] = 7709179928849219.0, which stands for C++Suc;C. In every call, m[0] gets doubled, to "repair" last two letters. In the last call, m[0] contains ASCII char representation of C+...
How do I do multiple CASE WHEN conditions using SQL Server 2008?
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Is the inner case being validated if the outter case doesn't return true?
– ggderas
Jul 12 '17 at 22:32
3
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JS: iterating over result of getElementsByClassName using Array.forEach
....
In all modern browsers (pretty much anything other IE <= 8), you can call Array's forEach method, passing it the list of elements (be it HTMLCollection or NodeList) as the this value:
var els = document.getElementsByClassName("myclass");
Array.prototype.forEach.call(els, function(el) {
/...
How do I know the script file name in a Bash script?
...amed symlinks is to provide different functionality based on the name it's called as (think gzip and gunzip on some platforms).
1 That is, to resolve symlinks such that when the user executes foo.sh which is actually a symlink to bar.sh, you wish to use the resolved name bar.sh rather than foo.sh...
Getting time elapsed in Objective-C
...ould be your first option, this suggestion resolved an issue of mine. When calling [NSDate date] within a completion block within a dispatch block, I was getting the same "current" time that was being reported by [NSDate date] immediately before execution hit the point at which my blocks were create...
Difference between break and continue statement
...current iteration of a loop and goes directly to the next iteration. After calling the continue statement in a for loop, the loop execution will execute the step value and evaluate the boolean condition before proceeding with the next iteration. In the following example, we’re printing out all val...
RegEx to exclude a specific string constant [duplicate]
... Thanks for pointing that out, you are right - my suggestion only avoids strings starting with ABC - I forgot to anchor the assertion. Going to correct that.
– Daniel Brückner
Sep 8 '09 at 18:56
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How can I add a custom HTTP header to ajax request with js or jQuery?
...one set of default headers and you can only define one beforeSend. If you call ajaxSetup multiple times, only the last set of headers will be sent and only the last before-send callback will execute.
share
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Why does typeof array with objects return “object” and not “array”? [duplicate]
...(data);
But the most reliable way is:
isArr = Object.prototype.toString.call(data) == '[object Array]';
Since you tagged your question with jQuery, you can use jQuery isArray function:
var isArr = $.isArray(data);
sha...
How to detect if a variable is an array
...ing() (this is guaranteed to work by ECMA-262):
Object.prototype.toString.call(obj) === '[object Array]'
Both methods will only work for actual arrays and not array-like objects like the arguments object or node lists. As all array-like objects must have a numeric length property, I'd check for t...