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What does the “yield” keyword do?
What is the use of the yield keyword in Python, and what does it do?
42 Answers
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How to edit log message already committed in Subversion?
Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
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How to randomly select rows in SQL?
I am using MSSQL Server 2005. In my db, I have a table "customerNames" which has two columns "Id" and "Name" and approx. 1,000 results.
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Javascript switch vs. if…else if…else
Guys I have a couple of questions:
9 Answers
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Haml: Control whitespace around text
In my Rails template, I'd like to accomplish final HTML to this effect using HAML:
13 Answers
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(grep) Regex to match non-ASCII characters?
On Linux, I have a directory with lots of files. Some of them have non-ASCII characters, but they are all valid UTF-8 . One program has a bug that prevents it working with non-ASCII filenames, and I have to find out how many are affected. I was going to do this with find and then do a grep to p...
How to get the caret column (not pixels) position in a textarea, in characters, from the start?
How do you get the caret position in a <textarea> using JavaScript?
4 Answers
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How to plot two histograms together in R?
I am using R and I have two data frames: carrots and cucumbers. Each data frame has a single numeric column which lists the length of all measured carrots (total: 100k carrots) and cucumbers (total: 50k cucumbers).
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Iterator invalidation rules
What are the iterator invalidation rules for C++ containers?
6 Answers
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Go to beginning of line without opening new line in VI
For ages now I've used SHIFT O and SHIFT $ to move to the beginning and end of a line in vi .
10 Answers
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