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Is this a “good enough” random algorithm; why isn't it used if it's faster?
...s job is to produce random numbers quickly. It's really simple: just take the old value, multiply by a double , and take the decimal part.
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Using npm behind corporate proxy .pac
I need to download several packages through npm but our corporate proxy configuration is a .pac file (i'm on windows)
25 An...
Dropping Unique constraint from MySQL table
How can I drop the "Unique Key Constraint" on a column of a MySQL table using phpMyAdmin?
10 Answers
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Arduino101（Genuino 101）&App Inventor – RGB LED控制 - 创客硬件开...
繁体中文原文：https://blog.cavedu.com/2017/02/ ... %e6%8e%a7%e5%88%b6/
本文將介紹如何取得觸碰點的 RGB 參數之後透過 BLE 送給 Arduino 101 來點亮 RGB LED。
App InventorDesigner使用 Canvas 來取得觸碰點座標。兩個連線斷線用的按鈕：Btn_Connect /&n...
Load Testing with AB … fake failed requests (length)
To do some load testing, for my own curiosity, on my server I ran:
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libevent对比libev的基准测试 - C/C++ - 清泛网 - 专注C/C++及内核技术
libevent对比libev的基准测试libev_libevent_bench本文档简要描述了针对 libevent 和 libev 运行 libevent 基准程序的结果。Libevent 概述Libevent（于 2000-11-14 首次发布）是一个高性能事件循环，支持简单的 API、两 Google翻译自：http://libev.schmorp....
rbenv not changing ruby version
I installed rbenv according to the github directions. I am running OSX but I have tried this on a Ubuntu 12.04 VM and got the same results. The following is what i get in my terminal when I try to change ruby versions:
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C# - How to get Program Files (x86) on Windows 64 bit
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The function below will return the x86 Program Files directory in all of these three Windows configurations:
32 bit Windows
32 bit program running on 64 bit Windows
64 bit program running on 64 bit windows
static strin...
Haskell: Where vs. Let
I am new to Haskell and I am very confused by Where vs. Let . They both seem to provide a similar purpose. I have read a few comparisons between Where vs. Let but I am having trouble discerning when to use each. Could someone please provide some context or perhaps a few examples that demonstr...
Set a default parameter value for a JavaScript function
I would like a JavaScript function to have optional arguments which I set a default on, which get used if the value isn't defined (and ignored if the value is passed). In Ruby you can do it like this:
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