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Determine if Android app is being used for the first time
...pdate gist of this answer here gist.github.com/williscool/2a57bcd47a206e980eee I had an issue with the orginal code where it would get stuck in my walkthrough loop forever because the version number was never being recalculated in the first checkAppStart block. so I decided to share my updated code ...
Cooler ASCII Spinners? [closed]
...onospace;
font-size: 1.5em;
font-weight: bold;
border: 1px solid #eee;
display: inline-block;
margin: .25em;
}
There's more @ cli-spinners, courtesy of Sindre Sorhus.
You can nab the JSON for them here.
I JavaScriptified them here: JsBin
...
Make a div fill up the remaining width
...9;">Left column</div>
<div class="col-2" style="background: #eee;">Middle column</div>
<div class="col-3" style="background: #fc9;">Right column</div>
</div>
Note: Add flex vendor prefixes if required by your supported browsers.
...
Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...另一个常识；虚拟机在执行GC垃圾回收操作时所有线程（包括UI线程）都需要暂停，当GC垃圾回收完成之后所有线程才能够继续执行（这个细节下面小节会有详细介绍）。也就是说当在16ms内进行渲染等操作时如果刚好遇上大量GC操...
How can I debug git/git-shell related problems?
... 2016) tests:
See commit 14e2411, commit 81590bf, commit 4527aa1, commit 4eee6c6 (07 Sep 2016) by Elia Pinto (devzero2000).
(Merged by Junio C Hamano -- gitster -- in commit 930b67e, 12 Sep 2016)
Use the new GIT_TRACE_CURL environment variable instead
of the deprecated GIT_CURL_VERBOSE.
G...
为AppInventor2开发自己的拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...，对于iOS设备需要使用swift开发iOS版本的拓展。环境配置安装好 Java开发环境 以及 Ant编译环境，这里以Windows为例，供参考：安装完JDK后配置环境变量 计算机（右键）→属性→高级系统设置→高级→环境变量新建JAVA_HOME:如果是默...
Transitions on the CSS display property
...visibility is what comes handy this time.
div {
border: 1px solid #eee;
}
div > ul {
visibility: hidden;
opacity: 0;
transition: visibility 0s, opacity 0.5s linear;
}
div:hover > ul {
visibility: visible;
opacity: 1;
}
<div>
<ul>
<li>Item ...
Have a fixed position div that needs to scroll if content overflows
...idebar {position:fixed; top:0; left:0; width:20%; height:100%; background:#EEE; overflow:auto;}
#content {width:80%; padding-left:20%;}
@media screen and (max-height:200px){
#sidebar {color:blue; font-size:50%;}
}
Live example:
http://jsfiddle.net/RWxGX/3/
It's impossible NOT to get a scroll...
show all tags in git log
...: Missing the package.json and README.md updates with the 0.4.1 version
c55eee7 (tag: refs/tags/0.4.0) ISP-141/ISP-184/ISP-187: Updating the README.md file with the latest 1.3.0 version.
6963d0b (tag: refs/tags/0.3.0) ISP-141/ISP-184: Add support for custom serializers: README update
4afdbbe (tag...
浅谈APM在电子交易系统中的应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...识别错误。这有别于传统的 APM方法，传统方法通常使用安装在应用服务器的代理，从IT环境选定的几个点（包括局域网、广域网和任何相关数据库）获取性能指标样本，以确定哪里的传 统应用出现了问题。
虽然从其优势来看，...