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HTTP redirect: 301 (permanent) vs. 302 (temporary)

...not attempt to request the original location but use the new location from now on. Status 302 means that the resource is temporarily located somewhere else, and the client/browser should continue requesting the original url. ...
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C++ performance vs. Java/C#

...to do all of its heap compression at once (a fairly expensive operation). Now I can't speak for Java on this next point, but I know that C# for example will actually remove methods and method calls when it knows the body of the method is empty. And it will use this kind of logic throughout your cod...
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MySQL indexes - what are the best practices?

I've been using indexes on my MySQL databases for a while now but never properly learnt about them. Generally I put an index on any fields that I will be searching or selecting using a WHERE clause but sometimes it doesn't seem so black and white. ...
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How do you clone a Git repository into a specific folder?

...cal file explorers, so be sure to show hidden files. mv /where/it/is/right/now/* /where/I/want/it/ mv /where/it/is/right/now/.* /where/I/want/it/ The first line grabs all normal files, the second line grabs dot-files. It is also possibe to do it in one line by enabling dotglob (i.e. shopt -s dotglo...
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How to remove/delete a large file from commit history in Git repository?

...ry. You can then use git gc to clean away the dead data: $ git gc --prune=now --aggressive The BFG is typically at least 10-50x faster than running git-filter-branch, and generally easier to use. Full disclosure: I'm the author of the BFG Repo-Cleaner. ...
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Creating an Android trial application that expires after a fixed time period

... @AmirDe Hi Amir, could you let me know what isn't working for you? I'm happy to help, support@trialy.io Trialy is working great for 1000+ users – Nick Jun 6 '18 at 7:26 ...
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Displaying a message in iOS which has the same functionality as Toast in Android

I need to know if there is any method in iOS which behaves like Toast messages in Android. That is, I need to display a message which is dismissed automatically after few seconds. This is similar to the functionality of the Toast class in the Android environment. ...
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What is the Git equivalent for revision number?

...es, how can git reasonably assign a sequential revision number? A has no knowledge of B before they push/pull each other's changes. Another thing to look at is simplified branching for bugfix branches: Start with a release: 3.0.8. Then, after that release, do this: git branch bugfixes308 This...
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Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?

... // $arr1 is still array(2, 3) $arr3 = &$arr1; $arr3[] = 4; // now $arr1 and $arr3 are the same ?> For the first part, the best way to be sure is to try ;-) Consider this example of code : function my_func($a) { $a[] = 30; } $arr = array(10, 20); my_func($arr); var_dump($arr...
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Python Git Module experiences? [closed]

What are people's experiences with any of the Git modules for Python? (I know of GitPython, PyGit, and Dulwich - feel free to mention others if you know of them.) ...