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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
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How to generate random number in Bash?
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Use $RANDOM. It's often useful in combination with simple shell arithmetic. For instance, to gen...
Finding ALL duplicate rows, including “elements with smaller subscripts”
...frame is a duplicate of an element with a smaller subscript. So if rows 3, 4, and 5 of a 5-row data frame are the same, duplicated will give me the vector
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Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test
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Excel “External table is not in the expected format.”
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"External table is not in the expected format." typically occurs when trying to use an Excel 20...
Should I use Java's String.format() if performance is important?
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edited Jun 18 '15 at 2:14
kritzikratzi
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Convert text into number in MySQL query
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MarcoMarco
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data.table vs dplyr: can one do something well the other can't or does poorly?
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python location on mac osx
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[GCC 4.2.1 (Apple Inc. build 5646)] is the version of GCC that the Python(s) were built with, not the version of Python itself. That information should be on the previous line. For example:
# Apple-supplied Python 2.6 in OS X 1...
Break when a value changes using the Visual Studio debugger
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In the Visual Studio 2005 menu:
Debug -> New Breakpoint -> New Data Breakpoint
Enter:
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