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Removing path and extension from filename in powershell
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Keith HillKeith Hill
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What is the difference between NaN and None?
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109
NaN is used as a placeholder for missing data consistently in pandas, consistency is good. I us...
Why do I have to access template base class members through the this pointer?
...if
static const int x = 2;
template <typename T> void foo() { A *x = 0; }
if A is a type, that declares a pointer (with no effect other than to shadow the global x). If A is an object, that's multiplication (and barring some operator overloading it's illegal, assigning to an rvalue). If it i...
What is the difference between user variables and system variables?
... ones by accident, bring up the Registry Editor, then go to HKLM\ControlSet002\Control\Session Manager\Environment (assuming your current control set is not ControlSet002). Then find the Path value and copy the data into the Path value of HKLM\CurrentControlSet\Control\Session Manager\Environment. Y...
Maximum concurrent Socket.IO connections
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80
This article may help you along the way: http://drewww.github.io/socket.io-benchmarking/
I won...
How do I shuffle an array in Swift?
...x = [1, 2, 3].shuffled()
// x == [2, 3, 1]
let fiveStrings = stride(from: 0, through: 100, by: 5).map(String.init).shuffled()
// fiveStrings == ["20", "45", "70", "30", ...]
var numbers = [1, 2, 3, 4]
numbers.shuffle()
// numbers == [3, 2, 1, 4]
Swift 4.0 and 4.1
These extensions add a shuffle(...
Differences between Agda and Idris
... edited Nov 3 '19 at 16:59
user2023370
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answered Feb 27 '12 at 23:35
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Determining type of an object in ruby
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edited Nov 10 '17 at 21:10
answered Apr 2 '13 at 16:53
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HEAD and ORIG_HEAD in Git
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answered Jun 9 '09 at 0:05
Jakub NarębskiJakub Narębski
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How to print Boolean flag in NSLog?
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505
Here's how I do it:
BOOL flag = YES;
NSLog(flag ? @"Yes" : @"No");
?: is the ternary conditi...