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Erasing elements from a vector
...ranteed to occur only once in the vector. It may be present multiple times and I need to clear all of them. My code is something like this:
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Remote Connections Mysql Ubuntu
... been unable to connect remotely to my MySQL server. I've tried everything and I'm still getting errors.
5 Answers
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Checking for a dirty index or untracked files with Git
...;/dev/null| grep "^M" | wc -l)
# Get number of files that are uncommitted and not added
expr $(git status --porcelain 2>/dev/null| grep "^ M" | wc -l)
# Get number of total uncommited files
expr $(git status --porcelain 2>/dev/null| egrep "^(M| M)" | wc -l)
Note: The 2>/dev/null filters...
What does the restrict keyword mean in C++?
...zation, Christer Ericson says that while restrict is not part of the C++ standard yet, that it is supported by many compilers and he recommends it's usage when available:
restrict keyword
! New to 1999 ANSI/ISO C standard
! Not in C++ standard yet, but supported by many C++ comp...
Create a folder if it doesn't already exist
...777, true);
}
Note that 0777 is already the default mode for directories and may still be modified by the current umask.
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What does Visual Studio mean by normalize inconsistent line endings?
...ther than a carriage return/line feed pair. It often happens when you copy and paste from a web page into the code editor.
Normalizing the line endings is just making sure that all of the line ending characters are consistent. It prevents one line from ending in \r\n and another ending with \r or \...
Can I stretch text using CSS?
...h the text vertically so it's kind of deformed. This would be in one div, and then the normal text beside it would be in another div. How can I do this?
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Version of Apache installed on a Debian machine
...2.7, APR-Util 1.2.7
... etc ...
If it does not work for you, run the command with sudo.
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How to check if a symlink exists
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-L returns true if the "file" exists and is a symbolic link (the linked file may or may not exist). You want -f (returns true if file exists and is a regular file) or maybe just -e (returns true if file exists regardless of type).
According to the GNU manpage, ...
How to change the port of Tomcat from 8080 to 80?
... Change the port=8080 value to port=80
4) Save file.
5) Stop your Tomcat and restart it.
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