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Is Redis just a cache?
...
Redis has unique abilities like ultra-fast lua-scripts. Its execution time equals to C commands execution. This also brings atomicity for sophisticated Redis data manipulation required for work many advanced objects like Locks and Semaphores.
There is a Redis based in me...
LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
...onnected 那么
设置 Clock1.TimerEnabled 为 true
设置 Screen1.Title 为 "Connected"
步骤2：传感器轮询
Clock.Timer 事件每 200ms 触发一次，查询所有三个传感器。超声波和颜色传感器的值直接显示在文本框中；触碰传感...
How are people unit testing with Entity Framework 6, should you bother?
...n a known state with each test. Most systems use either a backup or create scripts for this.
Each test must be repeatable
Each test must be atomic
There are two main approaches to setting up your database, the first is to run a UnitTest create DB script. This ensures that your unit test database w...
How to change CSS using jQuery?
... "white" });
$(".bordered").css("border", "1px solid black");
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
<div class="bordered">
<h1>Header</h1>
<p id="myParagraph">This is some paragraph text</p&...
When to use static vs instantiated classes
...
}
The only situation where I'd use (and I've used them to mimic the JavaScript prototype object in PHP 5.3) static members is when I know that the respective field will have the same value cross-instance. At that point you can use a static property and maybe a pair of static getter/setter methods...
How to tell if node.js is installed or not
...ly need to do? I wanted to see if it was actually working. So I executed a script called hello.js. It went as such:
7 Answe...
How do I make a reference to a figure in markdown using pandoc?
... similar post. Actually his solution of using :
[image]: image.png "Image Title"
![Alt text][image]
A reference to the [image](#image).
is only adapted when using multimarkdown.
When it comes to pandoc, the only solution to make cross references is using directly latex keywords:
[image]: imag...
Hiding the legend in Google Chart
...
This removes the title too!
– atreat
Aug 15 '14 at 19:18
Thi...
Python syntax for “if a or b or c but not all of them”
I have a python script that can receive either zero or three command line arguments. (Either it runs on default behavior or needs all three values specified.)
...
Making an iframe responsive
...review-frame {width: 100%;background-color: #fff;}</style>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script>
var calcHeight = function() {
$('#preview-frame').height($(window).height());
}
...