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Detecting that the browser has no mouse and is touch-only
...ser is complex, unreliable, and of dubious merit
The idea of progressive enhancement applies quite well here, though. Build an experience that works smoothly no matter the context of the user. Then make assumptions based on browser features/media queries to add functionality that will be relative ...
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
...Paint的实例化操作不要写在onDraw()方法中等）；
对于并发下载等类似逻辑的实现尽量避免多次创建线程对象，而是交给线程池处理。
当然了，有了上面说明GC导致的性能后我们就该定位分析问题了，可以通过运行DDMS->Allocation T...
Should I hash the password before sending it to the server side?
...nt holds that sending a hashed value instead of a password does nothing to enhance security without additional steps.
– Paul Keister
Jun 11 '14 at 14:42
...
Color in git-log
... log: do not shorten decoration names too early
The "log --decorate" enhancement in Git 2.4 that shows the commit at the tip of the current branch e.g. "HEAD -> master", did not work with --decorate=full.
Git 2.9.x+ (Q3 2016) will fix another bug and honor color=auto for %C(auto)
Gi...
Why is arr = [] faster than arr = new Array?
... constructor is implemented as native code so it provides some performance enhancements, but it still needs to check for arguments length and act accordingly. Moreover, in the event only one argument is supplied, we need to further check the type of the argument. new Array("foo") produces ["foo"] ...
CSS Selector “(A or B) and C”?
...roducing additional features, including variables, nested rules, and other enhancements.
They allow you to write much more structured CSS code, and either of them will almost certainly solve your particular use case.
Of course, none of the browsers support their extended syntax (especially since t...
Better way of incrementing build number?
...d-version-generator
I have updated the code for both script little bit of enhancement.
instead of using below grab the latest from GitHub
For Version :
# xcode-version-bump.sh
# @desc Auto-increment the version number (only) when a project is archived for export.
# @usage
# 1. Select: your Targ...
Angular.js ng-repeat across multiple tr's
...tly implemented proper support via ng-repeat-start and ng-repeat-end. This enhancement hasn't been released as of 1.0.7 (stable) and 1.1.5 (unstable).
Update
This is now available in 1.2.0rc1. Check out the official docs and this screencast by John Lindquist.
...
GUI not working after rewriting to MVC
...Addendum: I've modified the original example to show how MVC allows one to enhance the View without changing the nature of the Model.
Addendum: As @akf observes, MVC hinges on the observer pattern. Your Model needs a way to notify the View of changes. Several approaches are widely used:
In the ex...
JavaScript unit test tools for TDD
...pport
Generator function support
Async function support
Observable support
Enhanced asserts
Optional TAP o
utput
Clean stack traces
Buster.js
A JavaScript test-runner built with Node.js. Very modular and flexible. It comes with its own assertion library, but you can add your own if you like. The as...