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Null coalescing in powershell
...wershell 7 introduces native null coalescing, null conditional assignment, and ternary operators in Powershell.
Null Coalescing
$null ?? 100 # Result is 100
"Evaluated" ?? (Expensive-Operation "Not Evaluated") # Right side here is not evaluated
Null Conditional Assignment
$x = $null
$x ?...
What is the shortest function for reading a cookie by name in JavaScript?
What is the shortest, accurate, and cross-browser compatible method for reading a cookie in JavaScript?
15 Answers
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How to use timeit module
I understand the concept of what timeit does but I am not sure how to implement it in my code.
14 Answers
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Python: Using .format() on a Unicode-escaped string
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Oh and I found this to be of great help in understanding unicode in python, and text representation in computer systems in general: nedbatchelder.com/text/unipain.html
– lps
Mar 18 '19 at ...
What exactly is Type Coercion in Javascript?
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Type coercion means that when the operands of an operator are different types, one of them will be converted to an "equivalent" value of the other operand's type. For instance, if you do:
boolean == integer
the boolean operand will be converted to an integer: ...
sed beginner: changing all occurrences in a folder
I need to do a regex find and replace on all the files in a folder (and its subfolders). What would be the linux shell command to do that?
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How do I get the base URL with PHP?
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Should check $_SERVER['HTTPS'] and swap in https:// instead of http:// in those cases.
– ceejayoz
May 12 '10 at 16:26
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How do I convert seconds to hours, minutes and seconds?
...his is the best way, IMHO, as you can then use arithmetic on the timedelta and any datetime objects.
– Matthew Schinckel
Apr 22 '09 at 3:13
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Convert DOS line endings to Linux line endings in Vim
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dos2unix is a commandline utility that will do this, or :%s/^M//g will if you use Ctrl-v Ctrl-m to input the ^M, or you can :set ff=unix and Vim will do it for you.
There is documentation on the fileformat setting, and the Vim wiki has a compr...
How to use Single TextWatcher for multiple EditTexts?
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Can you please tell what is 'model' in above code and where to declare it?
– YuDroid
Jun 25 '12 at 6:56
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