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How to list all users in a Linux group?

How do I list all members of a group in Linux (and possibly other unices)? 20 Answers ...
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In STL maps, is it better to use map::insert than []?

...els natural and is clear to read whereas he preferred map.insert(std::make_pair(key, value)) . 13 Answers ...
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“:” (colon) in C struct - what does it mean? [duplicate]

... Those are bit fields. Basically, the number after the colon describes how many bits that field uses. Here is a quote from MSDN describing bit fields: The constant-expression specifies the width of the field in bits. The type-specifier for the dec...
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wget/curl large file from google drive

... June 2020 pip install gdown gdown https://drive.google.com/uc?id=file_id The file_id should look something like 0Bz8a_Dbh9QhbNU3SGlFaDg You can get it by right clicking on the file and then Get shareable link. Only work on open access files (Anyone who has a link can View). Does not work ...
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Why can templates only be implemented in the header file?

...f; When reading this line, the compiler will create a new class (let's call it FooInt), which is equivalent to the following: struct FooInt { int bar; void doSomething(int param) {/* do stuff using int */} } Consequently, the compiler needs to have access to the implementation of the m...
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Writing string to a file on a new line every time

... You can use: file.write(your_string + '\n') share | improve this answer | follow | ...
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How do I remove code duplication between similar const and non-const member functions?

... C &>(*this).get()); } char c; }; The two casts and function call may be ugly but it's correct. Meyers has a thorough explanation why. share | improve this answer | ...
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How to use a class from one C# project with another C# project

...that you wish to access directly must have a sufficient access level: typically this means they must be made public. share | improve this answer | follow | ...
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Using switch statement with a range of value in each case?

... great and is simple. Also if you want to select numbers not in the range all you need is if(!isBetween... , good job. – a54studio Jul 20 '13 at 13:43 1 ...
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An error occurred while installing pg (0.17.1), and Bundler cannot continue

I just installed Rails 4.0.2 and when creating a new app, in the bundle stage I get: 16 Answers ...