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What generates the “text file busy” message in Unix?
...6/… GCC can only overwrite running executables nowadays because if first does an unlink by default.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Sep 21 '18 at 7:12
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When should the volatile keyword be used in C#?
...e provide a good explanation of the volatile keyword in C#? Which problems does it solve and which it doesn't? In which cases will it save me the use of locking?
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Difference between git pull and git pull --rebase
... a git pull and git pull --rebase , since adding the --rebase option does not seem to do something very different : just does a pull.
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Get Bitmap attached to ImageView
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does this work if image in ImageView is set from URI? imageView.setImageUri()
– Hendra Anggrian
Jun 23 '16 at 9:04
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How to pass command line arguments to a shell alias? [duplicate]
...v, My observation on CentOS7.3 bash version 4.2.46 is that your suggestion doesn't work as you think it does. Because you are using double quotes the $1 is actually being evaluated to an empty string and the alias is actually the same as alias serve="python -m SimpleHTTPServer" and so whatever you ...
What is git actually doing when it says it is “resolving deltas”?
...ing up in Google searches for this issue so I feel the need to reply. Git does not store the differences between commits as deltas; Git is a "whole object" store. As such, Git does not need "snapshots" to show any given file because file history does not need to be reconstructed from deltas. That i...
In Python, how can you load YAML mappings as OrderedDicts?
...ffects. Especially, when writing library code this is a bad idea. Also, it doesn't directly work with yaml.safe_load().
Fortunately, the solution can be improved without much effort:
import yaml
from collections import OrderedDict
def ordered_load(stream, Loader=yaml.Loader, object_pairs_hook=Ord...
Difference between null and empty (“”) Java String
...les don't point to the same objects.
a.equals(b) returns false because "" does not equal null, obviously.
The difference is though that since "" is an actual string, you can still invoke methods or functions on it like
a.length()
a.substring(0, 1)
and so on.
If the String equals null, like b, ...
Difference between window.location.href, window.location.replace and window.location.assign
... what you have read in those many forums is not correct. The assign method does add a new record to the history.
Reference: http://developer.mozilla.org/en/window.location
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Handling InterruptedException in Java
...method do? You can figure out the answer by thinking about the following:
Does it make sense for the method you are implementing to throw an InterruptedException? Put differently, is an InterruptedException a sensible outcome when calling your method?
If yes, then throws InterruptedException shou...