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互联网数据造假盛行 浮夸风伤害创新经济 - 资讯 - 清泛网 - 专注C/C++及内核技术

...今年3月同样公开指出,IT产业与互联网产业存在很大诚信问题,出现严重的数据造假,甚至出现“税前营业额”这种奇怪的名词。 数据造假乱象 本应艰辛励志的创业故事开始变得浮躁起来,数据造假和各种谎言在互联网行业...
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Please explain the exec() function and its family

... Simplistically, in UNIX, you have the concept of processes and programs. A process is an environment in which a program executes. The simple idea behind the UNIX "execution model" is that there are two operations you can do. The first ...
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Why is char[] preferred over String for passwords?

... believe this is implementation-specific - the garbage collector may clear all memory as it goes, to avoid this sort of thing. Even if it does, there's still the time during which the char[] contains the actual characters as an attack window. ...
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What does a Ajax call response like 'for (;;); { json data }' mean? [duplicate]

I found this kind of syntax being used on Facebook for Ajax calls. I'm confused on the for (;;); part in the beginning of response. What is it used for? ...
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How do you create an asynchronous method in C#?

...what if that is not the case. What if were trying to wrap some code that calls BeginInvoke with some callback code? – Ricibob Aug 27 '13 at 10:46 2 ...
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C# Events and Thread Safety

... The JIT isn't allowed to perform the optimization you're talking about in the first part, because of the condition. I know this was raised as a spectre a while ago, but it's not valid. (I checked it with either Joe Duffy or Vance Morrison ...
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MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...辑的处理。 Application Model MVC虽然看似解决了复杂逻辑的问题,但它仍然存在硬伤: 首先随着以微软视窗为主的图形化操作系统的兴起,操作系统本身提供了一套原生的View接口,用来截获用户通过鼠标或键盘发出的请求,结果...
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App Inventor 2 构建纯血鸿蒙 HarmonyOS App · App Inventor 2 中文网

... HarmonyOS NEXT 编译(适中) 七、常见问题 FAQ Q1:可以跳过证书直接在真机上测试吗? Q2:Debug 签名和 Release 签名的 HAP 有什么区别? Q3:证书过期后怎么办? Q4:一个人可以申请多少个...
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Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?

...at time is measured by the clock? (real, user, system, or, hopefully not, wall-clock?) What is the precision of the clock? (s, ms, µs, or faster?) After how much time does the clock wrap around? Or is there some mechanism to avoid this? Is the clock monotonic, or will it change with changes in the ...
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Generating random integer from a range

...uch better ways of getting something that is uniformly distributed and actually random. – Mgetz Sep 12 '13 at 19:14 1 ...