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xunsearch主键重复、搜索结果重复 - 更多技术 - 清泛网 - 专注C/C++及内核技术
xunsearch主键重复、搜索结果重复使用 $xs->index->update(key) 建立新索引时，可能由于缓存没有及时写入服务器主索引，因此重复执行该语句可能就会导致同一记录重复插入
try {
$xs = new XS('itech.so');
$index = ...
Threads vs Processes in Linux
... threads -- everything is simply a runnable task. *
On Linux, the system call clone clones a task, with a configurable level of sharing, among which are:
CLONE_FILES: share the same file descriptor table (instead of creating a copy)
CLONE_PARENT: don't set up a parent-child relationship between t...
全食超市（Whole Foods Market）——精品超市的运营之道 - 资讯 - 清泛网 -...
...机食品市场），全食超市趁机以“全美最健康超市（America's Healthiest Grocery Store）”定位赢得高端市场，成功突围。
2、聚焦高端消费群体，从选址到选品凸显特色
有机食品的风靡为全食超市发展带来外部行业红利，而围绕自身...
Variable declaration in a C# switch statement [duplicate]
...
I believe it has to do with the overall scope of the variable, it is a block level scope that is defined at the switch level.
Personally if you are setting a value to something inside a switch in your example for it to really be of any benefit, you would want ...
Wait until file is unlocked in .NET
What's the simplest way of blocking a thread until a file has been unlocked and is accessible for reading and renaming? For example, is there a WaitOnFile() somewhere in the .NET Framework?
...
What does placing a @ in front of a C# variable name do? [duplicate]
...
It's just a way to allow declaring reserved keywords as vars.
void Foo(int @string)
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Use JNI instead of JNA to call native code?
JNA seems a fair bit easier to use to call native code compared to JNI. In what cases would you use JNI over JNA?
10 Answe...
Check if current directory is a Git repository
...yright (C) 2006,2007 Shawn O. Pearce <spearce@spearce.org>
# Conceptually based on gitcompletion (http://gitweb.hawaga.org.uk/).
# Distributed under the GNU General Public License, version 2.0.
if [ -d .git ]; then
echo .git;
else
git rev-parse --git-dir 2> /dev/null;
fi;
You could e...
What is the difference between a map and a dictionary?
... terms ("Object" in Javascript, "Hash" in Ruby, "Table" in Lua), but those all have separate meanings in programming too, so I'd avoid them.
See here for more info.
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AI助手能力再进化：“手术级”修改代码块 - AI 助手 - 清泛IT社区，为创新赋能！
...指定改某个代码块：
运行报错与AI联动：
[{"action": "SET_PROPERTY","component": "ChessBoard","property": "Width","value": 465},
{"action": "SET_PROPERTY","component": "C...