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Threads vs Processes in Linux
...l. When the problem falls in a gray area the other trade offs as explained by ephemient becomes important.
– Saurabh
Feb 6 '12 at 7:05
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Copying text with color from Notepad++
...andard install of Notepad++
update As of 2019 NppExport is not included by default in the Notepad++ 64 bits version (github issue). You can download the 64 bits version of NppExport here: [github]
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Wait for a process to finish
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tail works under the hood by polling with kill(pid, SIG_0) to a process (discovered using strace).
– Att Righ
Nov 21 '17 at 1:47
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How to prevent http file caching in Apache httpd (MAMP)
...header Cache-Control: private, x-gzip-ok="" > to prevent caching of ads by proxies and clients.
From http://www.askapache.com/htaccess/using-http-headers-with-htaccess.html
And optionally add the extension for the template files you are retrieving if you are using an extension other than .html f...
MySQL ON DUPLICATE KEY - last insert id?
...e page they explain how you can make LAST_INSERT_ID meaningful for updates by passing an expression to that MySQL function.
From the MySQL documentation example:
If a table contains an AUTO_INCREMENT column and INSERT ... UPDATE inserts a row, the LAST_INSERT_ID() function returns the AUTO_INCR...
What's NSLocalizedString equivalent in Swift?
... That's a very good idea! I also made it a little bit smarter by changing to func localized(comment: String = "") -> String so it becomes smaller and with optional comments :)
– Gui Moura
Jul 1 '15 at 17:58
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C++, Free-Store vs Heap
...The free store is one of the two
dynamic memory areas, allocated/freed
by new/delete. Object lifetime can be
less than the time the storage is
allocated; that is, free store objects
can have memory allocated without
being immediately initialized, and can
be destroyed without the memor...
Bootstrap 3 collapsed menu doesn't close on click
...en when you click on a menu item. You can manually override this behaviour by calling .collapse('hide'); on the jQuery element that you want to collapse.
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Performance differences between debug and release builds
...the following optimizations:
Method inlining. A method call is replaced by the injecting the code of the method. This is a big one, it makes property accessors essentially free.
CPU register allocation. Local variables and method arguments can stay stored in a CPU register without ever (or less...
How long do browsers cache HTTP 301s?
... purged to make room for new ones.
You can verify this at least in Firefox by going to about:cache and finding it under disk cache. It works this way in other browsers including Chrome and the Chromium based Edge, though they don't have an about:cache for inspecting the cache.
In all browsers it is...