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C: differences between char pointer and array [duplicate]
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True, but it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a pointer that lives in the current scope's stack sp...
PowerShell: Setting an environment variable for a single command only
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Generally, it would be better to pass info to the script via a parameter rather than a
global (environment) variable. But if that is what you need to do you can do it this way:
$env:FOO = 'BAR'; ./myscript
The environment variable $env:FOO can be deleted later like so:
Remove-Item Env:...
Create a tag in a GitHub repository
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You can create tags for GitHub by either using:
the Git command line, or
GitHub's web interface.
Creating tags from the command line
To create a tag on your current branch, run this:
git tag <tagname>
If you want to include a description with your tag, add -a to create a...
“unrecognized selector sent to instance” error in Objective-C
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Nem>x m>t
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Abstract Class vs Interface in C++ [duplicate]
...an interface instead of an abstract class in C++? Could you give some em>x m>amples?
5 Answers
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What does “Could not find or load main class” mean?
A common problem that new Java developers em>x m>perience is that their programs fail to run with the error message: Could not find or load main class ...
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VIM Replace word with contents of paste buffer?
...f word replacements in a file and want to do it with a vi command, not an Em>X m> command such as :%s///g . I know that this is the typical way one replaces the word at the current cursor position: cw<tem>x m>t><esc> but is there a way to do this with the contents of the unnamed register as the...
CSV file written with Python has blank lines between each row
...'t open the file in binary mode, it will write \r\r\n because on Windows tem>x m>t mode will translate each \n into \r\n.
In Python 3 the required syntam>x m> changed (see documentation links below), so open outfile with the additional parameter newline='' (empty string) instead.
Em>x m>amples:
# Python 2
with ...
30岁之后，程序员该向什么方向发展？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...通，也没有想过要去做管理。15年4月的时候，我的上司老m>X m>说：你只顾技术钻研，管理跟不上，所以决定把你升为UED总监，屁股决定脑袋，希望升职后能有更多的发展。
不得已在此之后，我真的努力往管理这方面在走，现在已经...
Restore a postgres backup file using the command line?
I'm new to postgresql, and locally, I use pgadmin3. On the remote server, however, I have no such lum>x m>ury.
24 Answers
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