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Importing from builtin library when module with same name exists
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The accepted solution contains a now-deprecated approach.
The importlib documentation here give...
Is iterating ConcurrentHashMap values thread safe?
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194
What does it mean?
That means that each iterator you obtain from a ConcurrentHashMap is des...
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
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unutbuunutbu
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TransactionManagementError “You can't execute queries until the end of the 'atomic' block” while usi
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I ran into this same problem myself. This is caused by a quirk in how transactions are handled ...
Git Clone: Just the files, please?
...dir is an option of the command git, not git clone.
Update with Git 2.14.X/2.15 (Q4 2017): it will make sure to avoid adding empty folders.
"git archive", especially when used with pathspec, stored an empty
directory in its output, even though Git itself never does so.
This has been fixe...
What really is a deque in STL?
... Lightness Races in Orbit
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answered Jun 9 '11 at 12:00
Konrad RudolphKonrad Rudolph
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How to get arguments with flags in Bash
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edited Jul 24 '19 at 5:04
Pablo Bianchi
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answered A...
How do I expire a PHP session after 30 minutes?
...m or any other filesystem where atime tracking is not available. Since PHP 4.2.3 it has used mtime (modified date) instead of atime. So, you won't have problems with filesystems where atime tracking is not available.
So it additionally might occur that a session data file is deleted while the sess...
Casting vs using the 'as' keyword in the CLR
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answered Jan 30 '09 at 16:34
Jon SkeetJon Skeet
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Why use strict and warnings?
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For starters, use strict; (and to a lesser extent, use warnings;) helps find typos in variable n...