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How to write header row with csv.DictWriter?
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150
Edit:
In 2.7 / 3.2 there is a new writeheader() method. Also, John Machin's answer provides a si...
Setting an object to null vs Dispose()
...tringBuilder are already eligible
// for garbage collection here!
int y = 10;
DoSomething(y);
// These aren't helping at all!
x = null;
sb = null;
// Assume that x and sb aren't used here
The one time where it may be worth setting a local variable to null is when you're in a loop, and some branc...
What does Bump Version stand for?
...
answered Nov 15 '10 at 3:29
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
667k127127 gold badges11911191 silver badges12501250 bronze badges
...
“document.getElementByClass is not a function”
...e list):
var stopMusicExt = document.getElementsByClassName("stopButton")[0];
stopButton.onclick = function() {
var ta = document.getElementsByClassName("stopButton")[0];
document['player'].stopMusicExt(ta.value);
ta.value = "";
};
You may still get the error
document.getElements...
How do I count a JavaScript object's attributes? [duplicate]
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108
There's no easy answer, because Object — which every object in JavaScript derives from — in...
How to insert an item into an array at a specific index (JavaScript)?
...want is the splice function on the native array object.
arr.splice(index, 0, item); will insert item into arr at the specified index (deleting 0 items first, that is, it's just an insert).
In this example we will create an array and add an element to it into index 2:
var arr = [];
arr[0] = "...
How can I make Visual Studio's build be very verbose?
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edited Jan 10 '18 at 22:46
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
...
How to use Bash to create a folder if it doesn't already exist?
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280
First, in bash "[" is just a command, which expects string "]" as a last argument, so the whites...
Is effective C++ still effective?
...may lead you to wonder whether the information and advice in
this pre-C++0x edition of Effective C++ remains relevant. I'm pleased
to report that it does. Surprisingly so, in fact. Having spent nearly
two years steeped in the details of C++0x, I expected to groan a bit
as I reviewed this boo...
“git pull” or “git merge” between master and development branches
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105
Be careful with rebase. If you're sharing your develop branch with anybody, rebase can make a m...