大约有 40,000 项符合查询结果(耗时:0.0561秒) [XML]

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What is the point of interfaces in PHP?

... concept of an 'interface' from the concrete interfaces in a language like PHP? Any function, for instance, has an "interface" which defines how you use it and hides its implementation. So that kind of "contractual" interface doesn't require a special language feature. Therefore the language feature...
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ymbols 我们可以看到start address是0x08048080,但有一个问题是Sections下面却什么都没有。这不是一个正常的程序? 接下来,使用十六进制工具 hexedit 查看程序信息。运行命令:hexedit cm2 ,显示如下: 代码: 00000000 7...
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Laravel Check If Related Model Exists

... In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below: $model->relation()->exists() generic solution working on...
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SHA1 vs md5 vs SHA256: which to use for a PHP login?

I'm making a php login, and I'm trying to decide whether to use SHA1 or Md5, or SHA256 which I read about in another stackoverflow article. Are any of them more secure than others? For SHA1/256, do I still use a salt? ...
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Any recommendations for a CSS minifier? [closed]

... I like Minify. In PHP and works with CSS or JavaScript. share | improve this answer | follow | ...
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GPU Emulator for CUDA programming without the hardware [closed]

...celot/ [2]: Ocelot Interactive Debugger - http://forums.nvidia.com/index.php?showtopic=174820 share | improve this answer | follow | ...
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How can I add new keys to a dictionary?

... how can i add an element in a nested dict. Like php $foo[ ] = [ . . . . ] – Juan-Kabbali Apr 28 at 12:55 add a comment  |  ...
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Laravel Eloquent: Ordering results of all()

...sorting the collection with sortBy() happens inside the Laravel Engine (in PHP), while the orderBy() is done in the database. Surely the database is going to be quicker in almost all conceivable situations, and as your dataset increases so will the disparity in performance. I'd love to hear other pe...
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苦逼的年轻人和年薪百万的区别到底在哪里? - 杂谈 - 清泛网 - 专注C/C++及内核技术

...工配备导师,带他们项目,教他们技术,解答他们的一切问题。他常念叨,离开大学后,Facebook 是他能找到的全世界最好的学校。他是导师的忠实粉丝,想跟完手头的项目,多学一些再走。 他已经跟完好几个项目了,每完成一...
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BLE(二)信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区,...

...。 Service和Characteristic则是比较重要的,Service可以理解为PHP中的“类”、功能对象的集合。Characteristic可以理解为PHP的“函数”,是GATT中具体的功能对象,每个Service都可以包含一个或多个Characteristic(特征)。Characteristic是GATT pr...