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Cannot use object of type stdClass as array?

... 64 It's not an array, it's an object of type stdClass. You can access it like this: echo $oResul...
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Bundler: Command not found

... Lars MoellekenLars Moelleken 64566 silver badges1616 bronze badges ...
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Is it safe to remove selected keys from map within a range loop?

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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Windows batch: sleep [duplicate]

... I haven't used this command - I just found it in ss64. You may also want to take a look at lukuluku's solution. – Jaime Soto Nov 30 '10 at 18:32 1 ...
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What are the differences between Clojure, Scheme/Racket and Common Lisp?

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In Typescript, How to check if a string is Numeric

...ull); // false Number.isFinite(0); // true Number.isFinite(2e64); // true Note: there's a significant difference between the global function isFinite() and the latter Number.isFinite(). In the case of the former, string coercion is performed - so isFinite('0') === true whilst Nu...
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How do pointer to pointers work in C?

... ***cpp = &cp; Now cpp stores the address of cp. So it has value 55 (based on the example above), and you guessed it: it is itself stored at address 60. As to why one uses pointers to pointers: The name of an array usually yields the address of its first element. So if the array contains ...
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What is Rack middleware?

...tion: "is the user authorised to perform this particular task?", i.e. role-based security. Caching: have I processed this request already, can I return a cached result? Decoration: how can I enhance the request to make downstream processing better? Performance & Usage Monitoring: what stats can ...
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MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升

... 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器有没有性能问题?大家可以一边思考一边继续阅读。 先讲讲Linux是如何管理内存的 在Linux里(别的系统也...
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MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升

... 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器有没有性能问题?大家可以一边思考一边继续阅读。 先讲讲Linux是如何管理内存的 在Linux里(别的系统也...