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Better way to revert to a previous SVN revision of a file?
...w to Roll Back Changes using Subversion - Jacob Wright – Flex, AIR, PHP, etc.
EDIT: ... and apparently, the exactly same effect as svn merge -r HEAD:851 l3toks.dtx, can be achieved with:
svn export -r 851 l3toks.dtx
A l3toks.dtx
Export complete.
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Cross-Origin Request Headers(CORS) with PHP headers
...NTROL_REQUEST_METHOD']))
// may also be using PUT, PATCH, HEAD etc
header("Access-Control-Allow-Methods: GET, POST, OPTIONS");
if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']))
header("Access-Control-Allow-Headers: {$_SERVER['HTTP_ACCES...
Upgrade Node.js to the latest version on Mac OS
...upgraded from v0.8.18 to v0.10.20 without any other requirements like brew etc, (type these commands in the terminal):
sudo npm cache clean -f (force) clear you npm cache
sudo npm install -g n install n (this might take a while)
sudo n stable upgrade to the current stable version
Note that sudo ...
MySQL vs PostgreSQL for Web Applications [closed]
...ons, and have very efficient data operations. (PL/Python, PL/TCL, PL/Perl, etc)
Interface with R Statistical Libraries = PostgreSQL PL/R available in debian/ubuntu
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How to show a dialog to confirm that the user wishes to exit an Android Activity?
...your app: pressing home, selecting a notification, receiving a phone call, etc.
– hackbod
Feb 13 '10 at 19:56
This wor...
Can gcc output C code after preprocessing?
...s I've tried do this- they concatenate lines, choke on special characters, etc.) Asuming you have gcc installed, the command line is:
gcc -E -x c -P -C -traditional-cpp code_before.cpp > code_after.cpp
(Doesn't have to be 'cpp'.) There's an excellent description of this usage at http://www.c...
What is the Swift equivalent to Objective-C's “@synchronized”?
...) & objc_sync_exit(…) are public headers provided by the iOS/macOS/etc. APIs (looks like they're inside the ….sdk at the path usr/include/objc/objc-sync.h). The easiest way to find out if something is a public API or not is to (in Xcode) type the function name (e.g. objc_sync_enter(); argum...
Difference between LoadFile and LoadFrom with .NET Assemblies?
...rsion number along with other identifying information (like PublicKeyToken etc.).
– CraigTP
Sep 25 '09 at 15:28
1
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What is thread contention?
... or more threads over a shared resource. Resource can be a lock, a counter etc. Competition means "who gets it first". The more threads the more contention. The more frequent access to a resource the more contention.
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Comment Inheritance for C# (actually any language)
...erate the <summary>, <param>, <returns>, <throws>, etc... sections for you. Many times with good-enough results; other times needing corrections or expanding, but still reducing overall effort.
– XenoRo
Sep 29 '17 at 4:07
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