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When do I use a dot, arrow, or double colon to refer to members of a class in C++?
Coming from other C-derived languages (like Java or C#) to C++, it is at first very confusing that C++ has three ways to refer to members of a class: a::b , a.b , and a->b . When do I use which one of these operators?
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Is there a standardized method to swap two variables in Python?
In Python, I've seen two variable values swapped using this syntax:
7 Answers
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What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
Some Git commands take commit ranges and one valid syntax is to separate two commit names with two dots .. , and another syntax uses three dots ... .
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Downloading Java JDK on Linux via wget is shown license page instead
When I try to download Java from Oracle I instead end up downloading a page telling me that I need agree to the OTN license terms.
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How to 'minify' Javascript code
JQuery has two versions for download, one is Production (19KB, Minified and Gzipped) , and the other is Development (120KB, Uncompressed Code) .
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Transpose/Unzip Function (inverse of zip)?
I have a list of 2-item tuples and I'd like to convert them to 2 lists where the first contains the first item in each tuple and the second list holds the second item.
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Python element-wise tuple operations like sum
Is there anyway to get tuple operations in Python to work like this:
12 Answers
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Remove duplicate dict in list in Python
I have a list of dicts, and I'd like to remove the dicts with identical key and value pairs.
12 Answers
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How do you compare two version Strings in Java?
Is there a standard idiom for comparing version numbers? I can't just use a straight String compareTo because I don't know yet what the maximum number of point releases there will be. I need to compare the versions and have the following hold true:
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How to do an update + join in PostgreSQL?
Basically, I want to do this:
9 Answers
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