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高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术
...问题。假如我们要做的系统不是山推，而是淘宝购物车，支付宝一类的，那么弱一致性（最终一致性）则很难满足要求，同时写服务挂掉也是不能忍受的，对于这样的系统，应保证“强一致性”，保证不能丢失任何数据。
接下...
How can I install a .ipa file to my iPhone simulator
... Contents
> Developer
> Platforms
> iPhoneSimulator.platform
> SDKs
> iPhoneSimulator6.0.sdk
> Applications
Hope this helps!
(Note: Some apps crash more often than others.)
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How to check an Android device is HDPI screen or MDPI screen?
...
It's supposed to exist in SDK level 4 (platform 1.6) and up. What SDK level are you using? (In SDK 3, you can use density as suggested by SteD.)
– Ted Hopp
Feb 24 '11 at 2:49
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Automatically update version number
...on MSBuild process adding the next code on your .csproj file:
<Project Sdk="Microsoft.NET.Sdk">
...
<UsingTask TaskName="RefreshVersion" AssemblyFile="$(MSBuildThisFileFullPath)\..\..\<dll path>\BuildTasks.dll" />
<Target Name="RefreshVersionBuildTask" BeforeTargets="Pack" ...
2015年硅谷最火的高科技创业公司都有哪些 - 资讯 - 清泛网 - 专注C/C++及内核技术
...动 (Uber)，大数据(Palantir)，消费级互联网，通讯(Snapchat)，支付(Square)，O2O App里面寻找下大机会。这里面很多公司我都亲自面试和感受过他们的环境。有如此之多的高估值公司，是否意味着存在很大的泡沫？
看了那么多高...
How can I get color-int from color resource?
...r.text_grey_dark));
}
catch(NullPointerException e) {
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
textView.setTextColor(getContext().getColor(R.color.text_grey_dark));
}
else {
textView.setTextColor(getResources().getColor(R.color.text_grey_dark));
}
}
...
How to identify if a webpage is being loaded inside an iframe or directly into the browser window?
...'t work for me inside the content script of a Firefox 6.0 Extension (Addon-SDK 1.0): Firefox executes the content script in each: the top-level window and in all iframes.
Inside the content script I get the following results:
(window !== window.top) : false
(window.self !== window.top) : true...
Location Services not working in iOS 8
My app that worked fine on iOS 7 doesn't work with the iOS 8 SDK.
26 Answers
26
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Auto layout constraints issue on iOS7 in UITableViewCell
...g wrong with UITableViewCell and UICollectionViewCell on iOS 7 using iOS 8 SDK.
You can update cell's contentView when the cell is reused like this:
For Static UITableViewController:
#ifdef __IPHONE_OS_VERSION_MIN_REQUIRED
#if __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_8_0
-(UITableViewCell ...
Signing a Windows EXE file
...an try using Microsoft's Sign Tool
You download it as part of the Windows SDK for Windows Server 2008 and .NET 3.5. Once downloaded you can use it from the command line like so:
signtool sign /a MyFile.exe
This signs a single executable, using the "best certificate" available. (If you have no...