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What does the slash mean in help() output?
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edited Jun 11 at 12:15
answered Jul 14 '14 at 11:32
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All falsey values in JavaScript
...0.0, and hex form 0x0 (thanks RBT)
Zero of BigInt type: 0n and -0n (new in 2020, thanks GetMeARemoteJob)
"", '' and `` - strings of length 0
null
undefined
NaN
document.all (in HTML browsers only)
This is a weird one. document.all is a falsey object, with typeof as undefined. It was a Microsoft-p...
How to write binary data to stdout in python 3?
In python 2.x I could do this:
4 Answers
4
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How to open a file for both reading and writing?
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275
Here's how you read a file, and then write to it (overwriting any existing data), without clos...
Turn off CSRF token in rails 3
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edited Dec 21 '17 at 22:50
Dorian
17.4k66 gold badges101101 silver badges102102 bronze badges
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Moving multiple files in TFS Source Control
I'm using Team Foundation Server 2008 (SP 1) and I need to move multiple files from one folder to another (to retain file history). In addition to Team Explorer (with SP 1) I've also got the latest TFS Power Tools (October 2008) installed (for Windows Shell integration).
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ASP.NET Identity's default Password Hasher - How does it work and is it secure?
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234
Here is how the default implementation (ASP.NET Framework or ASP.NET Core) works. It uses a Ke...
Why Collections.sort uses merge sort instead of quicksort?
...), it was a fine choice, but today but we can
do much better.
Since 2003, Python's list sort has used an algorithm known as timsort
(after Tim Peters, who wrote it). It is a stable, adaptive, iterative
mergesort that requires far fewer than n log(n) comparisons when
running on partially...
Overloading member access operators ->, .*
... client *operator->() const
{ return target; }
};
struct proxy2 {
proxy *target;
proxy &operator->() const
{ return * target; }
};
void f() {
client x = { 3 };
proxy y = { & x };
proxy2 z = { & y };
std::cout << x.a << y->a...
Setting global styles for Views in Android
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251
Actually, you can set a default style for TextViews (and most other built-in widgets) without ...