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Why does a RegExp with global flag give wrong results?
What is the problem with this regular expression when I use the global flag and the case insensitive flag? Query is a user generated input. The result should be [true, true].
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How can I match a string with a regex in Bash?
I am trying to write a bash script that contains a function so when given a .tar , .tar.bz2 , .tar.gz etc. file it uses tar with the relevant switches to decompress the file.
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#define macro for debug printing in C?
... do { if (DEBUG) fprintf(stderr, fmt, __VA_ARGS__); } while (0)
It assumes you are using C99 (the variable argument list notation is not supported in earlier versions). The do { ... } while (0) idiom ensures that the code acts like a statement (function call). The unconditional use of t...
PATH issue with pytest 'ImportError: No module named YadaYadaYada'
I used easy_install to install pytest on a mac and started writing tests for a project with a file structure likes so:
20 A...
What are the effects of exceptions on performance in Java?
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It depends how exceptions are implemented. The simplest way is using setjmp and longjmp. That means all registers of the CPU are written to the stack (which already takes some time) and possibly some other data needs to be cr...
What is meant with “const” at end of function declaration? [duplicate]
I got a book, where there is written something like:
6 Answers
6
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How to implement WiX installer upgrade?
...f using your own.
For example, we use this code to do automatic upgrades. It prevents downgrades, giving a localised error message, and also prevents upgrading an already existing identical version (i.e. only lower versions are upgraded):
<MajorUpgrade
AllowDowngrades="no" DowngradeErrorMes...
Why is there an “Authorization Code” flow in OAuth2 when “Implicit” flow works so well?
With the "Implicit" flow the client (likely a browser) will get a access token, after the Resource Owner (i.e. the user) gave access.
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Why do we need boxing and unboxing in C#?
...resent their underlying data (e.g., an int is just a bucket of thirty-two bits which is completely different than a reference type).
Think of it like this. You have a variable o of type object. And now you have an int and you want to put it into o. o is a reference to something somewhere, and the i...
Cannot highlight all occurrences of a selected word in Eclipse
...s (Alt + Shift + O) button and also in Preferences -> General -> Editors -> Text Editor -> Annotations and setting the C/C++ Occurrences and C/C++ Write occurrences. But still when I select a word it won't highlight all occurrences of that specific word.
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