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Encrypt and decrypt a string in C#?
...standard .net crypto libraries. So the first example uses AES256 and then HMAC256, a two step Encrypt then MAC, which requires more overhead and more keys.
The second example uses the simpler practice of AES256-GCM using the open source Bouncy Castle (via nuget).
Both examples have a main function...
What's an easy way to read random line from a file in Unix command line?
... therefore won't necessarily be available (by default) on *BSD systems (or Mac?). @Tracker1's perl one-liner below is more portable (and by my tests, is slightly faster).
– Adam Katz
Dec 19 '14 at 21:49
...
Is it possible to force Excel recognize UTF-8 CSV files automatically?
...
The Mac version of Excel seems to still ignore the BOM. (Excel for Mac 2011.)
– Thomas Andrews
Mar 27 '17 at 18:23
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Redis 的性能幻想与残酷现实 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...（主从复制除外）。所以一开始我们犯了一个天真的用法错误：把所有不同类型的数据都放在了一组 Redis 集群中。
长生命周期的用户状态数据
临时缓存数据
后台统计用的流水数据
导致的问题就是当你想扩分片的时候，...
C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...有根节点！"), szFile);
}
}
else
{
LOG_ERROR(_T("配置文件%s 错误！"), szFile);
}
GetAttrib获取节点属性，GetData获取节点值。
二、tinyxml2 下载：
特点：也是两个文件，小巧灵活，且跨平台。
读xml：
tinyxml2::XMLDocument doc;
try
...
How to change time and timezone in iPhone simulator?
...
Oh... change it in your machine's system preferences, not the simulator's settings. Right. That worked!
– Vito Andolini
Jul 23 '12 at 21:43
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Python mysqldb: Library not loaded: libmysqlclient.18.dylib
I just compiled and installed mysqldb for python 2.7 on my mac os 10.6. I created a simple test file that imports
15 Answe...
How to get diff working like git-diff?
...R
colordiff: You'll have to install this
brew install colordiff on my Mac.
port install colordiff on some Macs.
sudo apt-get install colordiff on Debian or Ubuntu
For other platforms, download the source from the main page or GitHub and follow the installation instructions
-R: this tells Less...
How to create “No Activate” form in Firemonkey
...of NSPanel. I have written a helper class which works for both Windows and Mac platforms (Works on XE4):
unit NoActivateForm;
interface
uses Fmx.Forms, Fmx.Types
{$IFDEF POSIX}
, Macapi.AppKit
{$ENDIF}
;
type TNoActivateForm = class
private
form: TForm;
{$IFDEF POSIX}
panel: NSPa...
HTML 5 tag vs Flash video. What are the pros and cons?
...: Flash) account for the majority of all application crashes across all of Mac OS X (and by "majority", I mean some absurdly high number like 80% or something, can't remember the exact figure offhand). This is such a problem on Mac OS X that for Snow Leopard, Apple has re-engineered Safari so that ...