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StringBuilder vs String concatenation in toString() in Java
Given the 2 toString() implementations below, which one is preferred:
18 Answers
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How are people managing authentication in Go? [closed]
...ing RESTful APIs and JS front-end apps in Go, how are you managing authentication? Are you using any particular libraries or techniques?
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What is the command to exit a Console application in C#?
What is the command in C# for exit a Console Application?
4 Answers
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How to Parse Command Line Arguments in C++? [duplicate]
What is the best way of parsing command-line arguments in C++ if the program is specified
to be run like this:
10 Answers
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Delete files older than 15 days using PowerShell
I would like to delete only the files that were created more than 15 days ago in a particular folder. How could I do this using PowerShell?
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How to strip all non-alphabetic characters from string in SQL Server?
How could you remove all characters that are not alphabetic from a string?
18 Answers
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How do I get formatted JSON in .NET using C#?
I am using .NET JSON parser and would like to serialize my config file so it is readable. So instead of:
14 Answers
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How are virtual functions and vtable implemented?
We all know what virtual functions are in C++, but how are they implemented at a deep level?
12 Answers
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What is the instanceof operator in JavaScript?
The instanceof keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language.
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How to read a single character from the user?
Is there a way of reading one single character from the user input? For instance, they press one key at the terminal and it is returned (sort of like getch() ). I know there's a function in Windows for it, but I'd like something that is cross-platform.
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