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How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
...nclude-dir=/usr/include/c++/4.2.1 Apple LLVM version 6.0 (clang-600.0.51) (based on LLVM 3.5svn) Target: x86_64-apple-darwin14.0.0 Thread model: posix So am I using gcc?
– Thomas
Dec 14 '14 at 16:11
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Importing CommonCrypto in a Swift framework
...Swift. Also, this article about the same problem with sqlite3 was useful.
Based on the above, the steps are:
1) Create a CommonCrypto directory inside the project directory. Within, create a module.map file. The module map will allow us to use the CommonCrypto library as a module within Swift. Its...
Android Studio - How to increase Allocated Heap Size
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Thx, it's very usefull. FYI, if you use the 64bits version, the file to edit is named studio64.exe.vmoptions.
– Eselfar
Jul 11 '17 at 14:47
add ...
Favicon dimensions? [duplicate]
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philippe_bphilippe_b
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Compile time string hashing
...ace, so you can store it in a std::unordered_map if you need consistency.
Based off of @JerryCoffin's excellent answer and the comment thread below it, but with an attempt to write it with current C++11 best practices (as opposed to anticipating them!).
Note that using a "raw hash" for a switch st...
Impossible to Install PG gem on my mac with Mavericks
.../pg_config
Once done, install the pg gem with
env ARCHFLAGS="-arch x86_64" gem install pg -- --with-pg-config=/usr/local/Cellar/postgresql/9.3.3/bin/pg_config
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IPC performance: Named Pipe vs Socket
...nted a project in C with named pipes, thanks to standart file input-output based communication (fopen, fprintf, fscanf ...) it was so easy and clean (if that is also a consideration).
I even coded them with java (I was serializing and sending objects over them!)
Named pipes has one disadvantage:
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SEH stack 结构探索（1）--- 从 SEH 链的最底层（线程第1个SEH结构）说起 -...
...d037977 push offset ntdll32!_except_handler4 (777903dd)
7774dd29 64ff3500000000 push dword ptr fs:[0]
7774dd30 8b442410 mov eax,dword ptr [esp+10h]
7774dd34 896c2410 mov dword ptr [esp+10h],ebp
7774dd38 8d6c2410 lea ebp,[esp+10h]
7774dd3c 2be0 ...
Integer division with remainder in JavaScript?
...8 millisec
(a-(a%b))/b // -33, 0.6649 millisec
The above is based on 10 million trials for each.
Conclusion: Use (a/b>>0) (or (~~(a/b)) or (a/b|0)) to achieve about 20% gain in efficiency. Also keep in mind that they are all inconsistent with Math.floor, when a/b<0 &&...
Difference between and
...nt of the XML config into the following entry:
<context:component-scan base-package="com.xxx" />
When I load the context I get the following output:
creating bean B: com.xxx.B@1be0f0a
creating bean C: com.xxx.C@80d1ff
Hmmmm... something is missing. Why?
If you look closelly at the clas...