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Counting occurrences in Vim without marking the buffer changed
In order to know how many times a pattern exists in current buffer, I do:
6 Answers
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How to check if a given directory exists in Ruby
I am trying to write a script which automatically checks out or updates a Subversion URL based on whether a specified directory exists or not.
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Increment a database field by 1
With MySQL, if I have a field, of say logins, how would I go about updating that field by 1 within a sql command?
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How can I change Eclipse theme?
I want to change Eclipse theme like this Eclipse Dark Theme:
6 Answers
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Multiline bash commands in makefile
I have a very comfortable way to compile my project via a few lines of bash commands. But now I need to compile it via makefile. Considering, that every command is run in its own shell, my question is what is the best way to run multi-line bash command, depended on each other, in makefile?
For exa...
Using crontab to execute script every minute and another every 24 hours [closed]
I need a crontab syntax which should execute a specific PHP script /var/www/html/a.php every minute. The execution on every minute must start at 00:00. The other task which must execute a script at 00:00 /var/www/html/reset.php (once every 24 hours).
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Does R have an assert statement as in python?
a statement that checks if something is true and if not prints a given error message and exits
3 Answers
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Is sizeof(bool) defined in the C++ language standard?
I can't find an answer in the standard documentation. Does the C++ language standard require sizeof(bool) to always be 1 (for 1 byte), or is this size implementation-defined?
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How to get a specific version of a file in Mercurial?
I am new to Mercurial. Just cannot find the right command. Tried update/checkout with no luck. I am using local repository. Thanks
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Is there a way to specify an “empty” C# lambda expression?
I'd like to declare an "empty" lambda expression that does, well, nothing.
Is there a way to do something like this without needing the DoNothing() method?
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