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Android: What's the difference between Activity.runOnUiThread and View.post?
... thread when the View is attached to a window". This was fixed on Oct. 15, 2012, but took a while to penetrate the minds of Android developers.
– Alex Cohn
Jun 26 '16 at 11:56
...
What is the concept of erasure in generics in Java?
...le or no information as to the real source of the problem.
Update July 2012, almost four years later:
It is now (2012) detailed in "API Migration Compatibility Rules (Signature Test)"
The Java programming language implements generics using erasure, which ensures that legacy and generic vers...
Retina displays, high-res background images
... ~160 dots per inch like quite a few non-iOS Devices (f.e.: Google Nexus 7 2012):
.box {
background: url( 'img/box-bg.png' ) no-repeat top left;
width: 200px;
height: 200px;
}
@media only screen and ( -webkit-min-device-pixel-ratio: 1.3 ),
only screen and ( min--moz-device-pix...
ASP.NET MVC A potentially dangerous Request.Form value was detected from the client when using a cus
...te" name="start-date" class="datepicker" type="text" placeholder="Ex: 1/1/2012"/>
</div>
<div>
<input id="end-date" name="end-date" class="datepicker" type="text" placeholder="Ex: 12/31/2012"/>
</div>
<div>
<input type="button" name="search" id="btnsearch" value...
In SQL Server, when should you use GO and when should you use semi-colon ;?
...
Update: in SQL Server 2012 NOT using semicolons is deprecated, meaning they will be required in next version. So it is a good practice to use semicolons, as it will require less work in case of migration (and because it is a standard). Source: tec...
Why doesn't TFS get latest get the latest?
...hat TFVC (in "Server Workspace" mode, which was the mechanism prior to TFS 2012) does not examine the state of your local filesystem. TFVC Server Workspaces are a "checkout-edit-checkin" type of system where this is by-design, an intentional decision made to massively reduce the amount of file I/O ...
When do I need to use a semicolon vs a slash in Oracle SQL?
...statement:
SQL*Plus: Release 11.2.0.1.0 Production on Wed Apr 18 12:37:20 2012
Copyright (c) 1982, 2010, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning and OLAP options
SQL> drop table foo;
Table droppe...
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！
...只能运行于安卓设备上，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...
NSObject +load and +initialize - What do they do?
...] init];
}
return 0;
}
This program prints two lines of output:
2012-11-10 16:18:38.984 testApp[7498:c07] in Superclass initialize; self = Superclass
2012-11-10 16:18:38.987 testApp[7498:c07] in Superclass initialize; self = Subclass
Since the system sends the initialize method lazily, ...
Generate random numbers using C++11 random library
...numbers generated by rand.
(quote from Lippmans C++ primer fifth edition 2012)
I finally found a the best explaination out of 20 books in Bjarne Stroustrups newer ones - and he should know his stuff - in "A tour of C++ 2019", "Programming Principles and Practice Using C++ 2016" and "The C++ Pr...