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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...是被发送到拓扑的，而不是发送给特定的终端节点。重新调用哪个与特定商务逻辑紧密相连的拓扑意味着当你发送消息给拓扑的时候，你基本上已经请求所提供的特定的服务，比如调整图像亮度大小。实际接收消息的终端节点是...
Disable git EOL Conversions
... .gitattributes file. Most of the time, it should look like below (or this screen-shot):
# Handle line endings automatically for files detected as text
# and leave all files detected as binary untouched.
* text=auto
# Never modify line endings of our bash scripts
*.sh -crlf
#
# The above will ha...
由12306.cn谈谈网站性能技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...以水平扩展了。但是异步的技术问题大概有这些，a）被调用方的结果返回，会涉及进程线程间通信的问题。b）如果程序需要回滚，回滚会有点复杂。c）异步通常都会伴随多线程多进程，并发的控制也相对麻烦一些。d）很多异...
Evenly space multiple views within a container view
...eights equally. Then add top and bottom constraints to the labels (see the screenshot).
More specifically, I have a top constraint on 'Spacer View 1' to superview with a height constraint of lower priority than 1000 and with Height Equals to all of the other 'spacer views'. 'Spacer View 4' has ...
How are 3D games so efficient? [closed]
...ra player - no point rendering a high-res version if it's only 5 pixels on screen.
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Python vs Bash - In which kind of tasks each one outruns the other performance-wise? [closed]
...e/User (runtime) --> Job Control Language (JCL) --> Output Disk/Tape/Screen/Printer
| ^
v |
`--> COBOL Program --------'
Typical Linu...
Strange out of memory issue while loading an image to a Bitmap object
... the target ImageView or UI component that the image is to be loaded into.
Screen size and density of the current device.
For example, it’s not worth loading a 1024x768 pixel image into memory if it will eventually be displayed in a 128x96 pixel thumbnail in an ImageView.
To tell the decoder to...
Casperjs/PhantomJs vs Selenium
...ests. Imagine the madness of testing a finance application where the login screen is unintentionally broken and non-functional!
Note that the line between the two gets slightly blurred with the recent WebDriver support in the latest PhantomJS. It is now possible to quickly run the tests first using...
Best practice: AsyncTask during orientation change
...ment to handle runtime configuration changes (as when the user rotates the screen) with setRetainInstance(true). A determinate (regularly updated) progress bar is also demonstrated.
The example is partly based on the official docs, Retaining an Object During a Configuration Change.
In this exampl...
Data structure: insert, remove, contains, get random element, all at O(1)
... It's interesting that I got this question on a Google phone screen and after some struggling stuck to the same solution. I screwed up an implementation a little bit and assigned to the second phone screen.
– Andrey Talnikov
Nov 10 '12 at 9:38
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