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AsyncTask and error handling on Android
...ndler to AsyncTask . The latter is great at what it does - asynchronous updates and handling of results in the main UI thread. What's unclear to me is how to handle exceptions if something goes haywire in AsyncTask#doInBackground .
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MYSQL OR vs IN performance
I am wondering if there is any difference in regards to performance between the following
14 Answers
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How to find the statistical mode?
In R, mean() and median() are standard functions which do what you'd expect. mode() tells you the internal storage mode of the object, not the value that occurs the most in its argument. But is there is a standard library function that implements the statistical mode for a vector (or list)?
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Reset identity seed after deleting records in SQL Server
I have inserted records into a SQL Server database table. The table had a primary key defined and the auto increment identity seed is set to “Yes”. This is done primarily because in SQL Azure, each table has to have a primary key and identity defined.
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How to create a inset box-shadow only on one side?
Is it possible to somehow only have inset box-shadow on one side of a div ? Note that I'm talking about an inset box-shadow here, not the normal outer box-shadow.
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CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...代理服务器的安装与配置一、简介代理服务器英文全称是Proxy Server，其功能就是代理网络用户去取得网络信息。Squid是一个缓存Internet 数据的软件，其接收用户的 一、简介
代理服务器英文全称是Proxy Server，其功能就是代理网...
“Conversion to Dalvik format failed with error 1” on external JAR
In my Android application in Eclipse I get the following error.
71 Answers
71
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Ways to eliminate switch in code [closed]
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Switch-statements are not an antipattern per se, but if you're coding object oriented you should consider if the use of a switch is better solved with polymorphism instead of using a switch statement.
With polymorphism, this:
foreach (var animal in zoo) {
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In JavaScript can I make a “click” event fire programmatically for a file input element?
I'd like to make a click event fire on an <input type="file"> tag programmatically.
28 Answers
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How to reference a file for variables using Bash?
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The short answer
Use the source command.
An example using source
For example:
config.sh
#!/usr/bin/env bash
production="liveschool_joe"
playschool="playschool_joe"
echo $playschool
script.sh
#!/usr/bin/env bash
source config.sh
echo $production
Note that the output...