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https://www.tsingfun.com/it/tech/1648.html 

php类调用自己的函数 - 更多技术 - 清泛网 - 专注C/C++及内核技术

php类调用自己的函数直接func()会报错,函数未定义。成员函数:$this->func();静态函数:self::func();或类名::func();直接func()会报错,函数未定义。 成员函数: $this->func(); 静态函数: self::func(); 或 类名::func();php 调用 自己函数
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How to disable/enable the sleep mode programmatically in iOS?

...app that must stay awake until the end of a countdown but it will go into 'sleep mode' whenever it reaches the allocated time to sleep. ...
https://www.tsingfun.com/it/tech/1879.html 

Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...量如果没有特殊说明,全是全局变量,那怕是语句块或是函数里。变量前加local关键字的是局部变量。 1 2 theGlobalVar = 50 local theLocalVar = "local variable" 控制语句 不多说了,直接看代码吧(注意...
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How do I capture SIGINT in Python?

... import time, sys x = 1 while True: try: print x time.sleep(.3) x += 1 except KeyboardInterrupt: print "Bye" sys.exit() share | improve this answer ...
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Can Powershell Run Commands in Parallel?

...pipelinePassIn) Test-Path "\\$pipelinePassIn\c`$\Something" Start-Sleep 60 } # Execute the jobs in parallel Start-Job $ScriptBlock -ArgumentList $_ } Get-Job # Wait for it all to complete While (Get-Job -State "Running") { Start-Sleep 10 } # Getting the information back from the...
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内存管理内幕:动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

... 回页首 C 风格的内存分配程序 C 编程语言提供了两个函数来满足我们的三个需求: malloc:该函数分配给定的字节数,并返回一个指向它们的指针。 如果没有足够的可用内存,那么它返回一个空指针。 free:该函数获得指...
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Cron jobs and random times, within given hours

...maxdelay)) # pick an independent random delay for each of the 20 runs (sleep $((delay*60)); /path/to/phpscript.php) & # background a subshell to wait, then run the php script done A few notes: this approach it a little wasteful of resources, as it fires off 20 background processes at 9am, ...
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[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术

...ffer(); // 使用完后及时释放,以便能使用其它的CString成员函数 3、BSTR转换成char* 方法一,使用ConvertBSTRToString。例如: #include #pragma comment(lib, "comsupp.lib") int _tmain(int argc, _TCHAR* argv[]) { BSTR bstrText = ::SysAllocString(L"Test"); c...
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DbArithmeticExpression arguments must have a numeric common type

...Functions*. So, for the first part of your statement, something like: var sleeps = context.Sleeps(o => DbFunctions.DiffHours(o.ClientDateTimeStamp, clientDateTime) < 24); Note that the DiffHours method accepts Nullable<DateTime>. Entity Framwork core (when used with Sql Server, m...
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bpftrace教程【官方】 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...设置map的关键字,比较像关联数组 count(): 这个时一个map函数 - 记录被调用次数。因为调用次数保存在comm的map里,所以结果是进程执行系统调用的计数统计。 在bpftrace结束(如按Ctrl-C)时Maps自动打印出来 5. read()分布统计 # bp...