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How to check for null in Twig?
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4
quick note that: $var == null will return true with $var is 0, but $var is null will return false
– daSn0wie
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Thread vs ThreadPool
...riority?
– cdiggins
Feb 3 '10 at 12:44
1
➤ You can’t abort or interrupt a thread from the thr...
Is std::vector so much slower than plain arrays?
...;
./a.out
UseArray completed in 2.196 seconds
UseVector completed in 4.412 seconds
UseVectorPushBack completed in 8.017 seconds
The whole thing completed in 14.626 seconds
So array is twice as quick as vector.
But after looking at the code in more detail this is expected; as you run ...
How can I override Bootstrap CSS styles?
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DeveloperDan
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answered Dec 30 '14 at 11:13
smugglerFlynnsmu...
How to tell whether a point is to the right or left side of a line
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14 Answers
14
Active
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Is there a way to change the environment variables of another process in Unix?
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144
Via gdb:
(gdb) attach process_id
(gdb) call putenv ("env_var_name=env_var_value")
(gdb) deta...
Recursion or Iteration?
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edited May 15 '19 at 1:46
OmG
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answered Sep 16...
What is std::move(), and when should it be used?
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edited Feb 23 at 15:41
Noch
533 bronze badges
answered Aug 5 '10 at 9:52
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Check existence of directory and create if doesn't exist
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410
Use showWarnings = FALSE:
dir.create(file.path(mainDir, subDir), showWarnings = FALSE)
setwd(...
Detect and exclude outliers in Pandas data frame
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Nihal
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answered Apr 21 '14 at 17:20
tanemakitanemaki...