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How can I store my users' passwords safely?
...ttern, I recommend:
Netsilik/PepperedPasswords
(github).
It comes with a MIT License, so you can use it however you want, even in proprietary projects.
Example of code using Netsilik/PepperedPasswords:
<?php
use Netsilik/Lib/PepperedPasswords;
// Some long, random, binary string, encoded as ...
Are duplicate keys allowed in the definition of binary search trees?
... that duplicates are excluded. For example, the example algorithms in the MIT Algorithms book usually present examples without duplicates. It is fairly trivial to implement duplicates (either as a list at the node, or in one particular direction.)
Most (that I've seen) specify left children as &l...
How can I build a small operating system on an old desktop computer? [closed]
...oon. The book is surprisingly cheap and I believe the course is taught at MIT. I can imagine no greater feeling than having the full, complete knowledge of an entire system you built yourself from the ground up.
Link: http://www1.idc.ac.il/tecs/
...
乐高机器人®组件 · App Inventor 2 中文网
...状态(motorPortLetter,power,mode,regulationMode,turnRatio,runState,tachoLimit)
设置机器人上马达的输出状态。
StartProgram 启动程序(programName)
启动先前下载到机器人的程序执行。
StopProgram 停止程序()
停止机器人上当前运行程序的执行。
...
How can I profile Python code line-by-line?
... edited Sep 3 '19 at 14:43
mit
10.4k77 gold badges3939 silver badges7171 bronze badges
answered Feb 2 '15 at 8:10
...
Junit: splitting integration test and Unit tests
... answered Dec 12 '15 at 20:40
Mit MehtaMit Mehta
73988 silver badges1212 bronze badges
...
移动前端开发之viewport的深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...来的大小都是差不多的。当然，不只是文字，其他元素像图片什么的也是这个道理。ppk把这个viewport叫做 ideal viewport，也就是第三个viewport——移动设备的理想viewport。
ideal viewport并没有一个固定的尺寸，不同的设备拥有有不...
What are queues in jQuery?
...ueue for ajax requests
*
* (c) 2011 Corey Frang
* Dual licensed under the MIT and GPL licenses.
*
* Requires jQuery 1.5+
*/
(function($) {
// jQuery on an empty object, we are going to use this as our Queue
var ajaxQueue = $({});
$.ajaxQueue = function( ajaxOpts ) {
var jqXHR,
dfd = ...
What would a “frozen dict” be?
... as expected, but you can't write to the mapping proxy object itself.
Admittedly it's not quite the same thing as an "immutable, hashable dict" - but it's a decent substitute given the same kind of use cases for which we might want a frozendict.
...
When and why would you seal a class?
...recently exchanged with a person at Microsoft, who told me they tried to limit the inheritance to the places where it really made full sense, because it becomes expensive performance-wise if left untreated. The sealed keyword tells the CLR that there is no class further down to look for methods, and...