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Why do people say that Ruby is slow? [closed]
...? C? Python? Let's get some numbers at the Computer Language Benchmarks Game:
Ruby 1.9 vs. Python3 within the same order of magnitude
Ruby 1.9 vs. PHP within the same order of magnitude
Ruby 1.9 vs. Java 6 server up to two orders of magnitude slower!
Ruby 1.9 vs. C (gcc) up to two orders of mag...
Uses for Optional
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I'm late to the game but for what it's worth, I want to add my 2 Cents. They go against the design goal of Optional, which is well summarized by Stuart Marks's answer, but I'm still convinced of their validity (obviously).
Use Optional Ever...
Websocket API to replace REST API?
... by other clients needs to be available to other connected clients e.g. in games where users should act on other clients behaviour. Or if your website is monitoring something, where the server pushes data to the client all the time e.g. stock markets (live).
If you don't need to PUSH data from the ...
Citrix服务器虚拟化：XenApp 6.5发布服务器上的应用程序 - 更多技术 - 清泛...
...。
6) 双模式流技术推送:将 XenApp 配置为通过流技术将软件推送到客户端设备，否则，将从 XenApp 服务器进行虚拟化。 如果在客户端设备上启动某个流应用程序失败，XenApp会通过流技术将该应用程序无缝推送到服务器，并通过 X...
TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...餐文章可以让你对TCP这个古典技术有所了解，并能体会到软件设计中的种种难处。并且你可以从中有一些软件设计上的收获。
最重要的希望这些基础知识可以让你搞清很多以前一些似是而非的东西，并且你能意识到基础的重要...
Learn C first before learning Objective-C [closed]
...wing Java is enough to develop for Android (maybe unless you want to write games or video players or so). Then learn C and finally Obj-C, unless you want to skip all that an learn Swift instead. Your choice.
– Mecki
Mar 31 '15 at 15:09
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How can I build a small operating system on an old desktop computer? [closed]
... right through to building the OS, a language, and finally coding a simple game on your personal machine.
I think it's a great idea and something I fully intend to get stuck into soon. The book is surprisingly cheap and I believe the course is taught at MIT. I can imagine no greater feeling than ...
In git how is fetch different than pull and how is merge different than rebase?
...n branch all along.
Also, check out Learn Git Branching, which is a nice game that has just been posted to HackerNews (link to post) and teaches a lot of branching and merging tricks. I believe it will be very helpful in this matter.
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Design by contract using assertions or exceptions? [closed]
...to transfer $1,000,000 instead of $1,000. But what if you're programming a game? Maybe you need all the speed you can get, and if someone gets 1000 points instead of 10 because of a bug that the preconditions didn't catch (because they're not enabled), tough luck.
In both cases you should ideally h...
How to search file text for a pattern and replace it with a given value
...and the goal, and then a few lines replace a page of old code. It's like a game of chess against the data and the system at times.
– the Tin Man
May 12 '17 at 17:54
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