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Fastest way to convert Image to Byte array
...out compression artefacts, pick a lossless format. If you're worried about CPU resources, pick a format which doesn't bother compressing - just raw ARGB pixels, for example. But of course that will lead to a larger byte array.
Note that if you pick a format which does include compression, there's n...
How to join multiple lines of file names into one with custom delimiter?
...maining arguments to the positional parameters."
– Stéphane Gourichon
Mar 30 '16 at 15:01
How to make --no-ri --no-rdoc the default for gem install?
...lt on Google" shows: ""... ERROR: Stack Overflow.
– Félix Saparelli
Sep 22 '11 at 6:53
I have to add my thanks for st...
How do I script a “yes” response for installing programs?
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Be careful with yes as it is known to max out the CPU. stackoverflow.com/a/18164007/720665
– David Salamon
Aug 2 '16 at 9:44
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
...
Here is a first try that's easy on the coder but hard on the CPU which prepends a random number to each line, sorts them and then strips the random number from each line. In effect, the lines are sorted randomly:
cat myfile | awk 'BEGIN{srand();}{print rand()"\t"$0}' | sort -k1 -n | c...
If a folder does not exist, create it
...h that name there. Hope that makes sense.
– Otávio Décio
Mar 14 '17 at 12:38
1
WRONG! I You MUS...
Traverse a list in reverse order in Python
...terator over the original, no copy is created!
– André
Feb 9 '09 at 19:14
98
To avoid the confus...
Select Last Row in the Table
...ding all rows instead of just the one you need.
– René Roth
Sep 25 '18 at 13:49
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In PHP, how do you change the key of an array element?
...reservation: stackoverflow.com/a/58619985/1617857
– Léo Benoist
Oct 30 '19 at 6:55
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What is the volatile keyword useful for?
...So if Thread A is creating Singleton instance and just after creation, the CPU corrupts etc, all other threads will not be able to see the value of _instance as not null and they will believe it is still assigned null.
Why does this happen? Because reader threads are not doing any locking and unt...