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The Concept of 'Hold space' and 'Pattern space' in sed
I'm confused by the two concepts in sed: hold space and pattern space. Can someone help explain them?
3 Answers
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How to navigate through a vector using iterators? (C++)
...ctor of strings instead of the [] operator or the "at" method. From what I understand, iterators can be used to navigate through containers, but I've never used iterators before, and what I'm reading is confusing.
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Should *.xccheckout files in Xcode5 be ignored under VCS?
Apple has introduced a new project-related type of file in Xcode 5: "xccheckout".
5 Answers
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How can I get a Bootstrap column to span multiple rows?
I'm trying to figure out how to do the following grid with Bootstrap.
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Behaviour for significant change location API when terminated/suspended?
This is the section from the CLLocationManager documentation describing the app behavior with startMonitoringSignificantLocationChanges :
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How to work with complex numbers in C?
How can I work with complex numbers in C? I see there is a complex.h header file, but it doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase?
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Truncating long strings with CSS: feasible yet?
Is there any good way of truncating text with plain HTML and CSS, so that dynamic content can fit in a fixed-width-and-height layout?
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Regex replace uppercase with lowercase letters
I'm trying to replace uppercase letters with corresponding lowercase letters using regex.
So that
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Most efficient way of making an if-elif-elif-else statement when the else is done the most?
...if-elif-else statement in which 99% of the time, the else statement is executed:
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What does pylint's “Too few public methods” message mean
I'm running pylint on some code, and receiving the error "Too few public methods (0/2)". What does this message mean? The pylint docs are not helpful:
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