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Do try/catch blocks hurt performance when exceptions are not thrown?

...mployee we came across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only important sections should be checked. The Micr...
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Can I multiply strings in Java to repeat sequences? [duplicate]

...tion]).replace("\0", "-") Replace generation with number of repetitions, and the "-" with the string (or char) you want repeated. All this does is create an empty string containing n number of 0x00 characters, and the built-in String#replace method does the rest. Here's a sample to copy and past...
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Clang vs GCC for my Linux Development project

I'm in college, and for a project we're using C. We've explored GCC and Clang, and Clang appears to be much more user friendly than GCC. As a result, I'm wondering what the advantages or disadvantages are to using clang, as opposed to GCC, for developing in C and C++ on Linux? ...
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Why does Pycharm's inspector complain about “d = {}”?

... a shame because it is useful for many things like PEP, ..., real problems and real performance hints. – dashesy Jan 14 '15 at 18:09 ...
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Strip Leading and Trailing Spaces From Java String

... what all does it replace? Spaces and newlines maybe ? – Someone Somewhere Sep 9 '14 at 22:19 ...
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npm failed to install time with make not found error

... This solved the issue because the program 'make' es missing and the build-essential package installs it along with several other build tools like g++ which is needed to compile node if you want to go that route. This should be marked as the answer, at least for the OS which is not me...
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Error “can't use subversion command line client : svn” when opening android project checked out from

I'm new to Android development and the development tools around it. I have checked out a project from svn using TortoiseSVN client (can't manage to do it from within Android Studio), then get this error message after importing the project to Android Studio: ...
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Where are static methods and static variables stored in Java?

...stance related). Update for clarification: Note that only the variables and their technical values (primitives or references) are stored in PermGen space. If your static variable is a reference to an object that object itself is stored in the normal sections of the heap (young/old generation or...
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Editing the git commit message in GitHub

...rce that push (git push -f). But if already someone pulled your old commit and started a work based on that commit, he would have to rebase his work onto your new commit. share | improve this answer...
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What is the difference between compile code and executable code?

I always use the terms compile and build interchangeably. 6 Answers 6 ...