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Use of “global” keyword in Python
...above will give you:
locally defined
Traceback (most recent call last):
File "file.py", line 9, in <module>
print(me)
NameError: name 'me' is not defined
While if you use the global statement, the variable will become available "outside" the scope of the function, effectively becoming...
What does “1 line adds whitespace errors” mean when applying a patch?
I'm editing some markdown files of a cloned remote repository, and wanted to test creating and applying patches from one branch to another. However, every time I make any change at all, I get the following message during git apply :
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解决：cannot open file [in file \"src\\ErrorHandler.cpp\", line 60] - ...
解决：cannot open file [in file "src\ErrorHandler.cpp", line 60]使用Poco库的时候，启动程序时报错：cannot open file [in file "src ErrorHandler cpp", line 60]原因：极有可能是启动了两个程序 使用Poco库的时候，启动程序时报错：
cannot open file [in file ...
How can I update NodeJS and NPM to the next versions?
...m npm v1.x to 2.x on Windows, you may have delete ‘npm’, ‘npm.cmd’ files from “C:\Program Files\nodejs” after installing or udpating npm. See: escapologist.wordpress.com/2014/09/29/…
– Tom Wayson
Feb 5 '15 at 15:08
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How to send email from Terminal?
... '<' or '<<. ' What is it used for? And why you have given End Of File there and at the end of the message?
– Deep
Dec 12 '19 at 16:31
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Hibernate: hbm2ddl.auto=update in production?
...ly often as our app evolves with new features.
Basically, you keep an XML file of changesets that you continue to add to as your application evolves. This file is kept in git (or whatever you are using) with the rest of your project. When your app is deployed, Liquibase checks it's changelog tabl...
'uint32_t' identifier not found error
...
I have the same error and it fixed it including in the file the following
#include <stdint.h>
at the beginning of your file.
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How do I remove a big file wrongly committed in git [duplicate]
I did a stupid thing. Imagine that I committed a 100MB file. Then I see this and delete this file and commit again. This is a normal procedure to delete a file.
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How do I create a category in Xcode 6 or higher?
...Xcode 6. But the thing is that in Xcode 6 there is no Objective-C category file template.
8 Answers
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How can I output leading zeros in Ruby?
I'm outputting a set of numbered files from a Ruby script. The numbers come from incrementing a counter, but to make them sort nicely in the directory, I'd like to use leading zeros in the filenames. In other words
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