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How can I trim leading and trailing white space?
I am having some troubles with leading and trailing white space in a data.frame.
13 Answers
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NSLog an object's memory address in overridden description method
I am overriding an object's description method. I need to know how to print the object's memory address to replace {???} in the code below:
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BroadcastReceiver with multiple filters or multiple BroadcastReceivers?
I have an Android Activity that needs to catch two different broadcasts. My current approach is to have a single BroadcastReceiver within the Activity and catch both the broadcasts with it:
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Why always ./configure; make; make install; as 3 separate steps?
Every time you compile something from source, you go through the same 3 steps:
4 Answers
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quick random row selection in Postgres
I have a table in postgres that contains couple of millions of rows. I have checked on the internet and I found the following
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How to state in requirements.txt a direct github source
I've installed a library using the command
7 Answers
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How to dynamic new Anonymous Class?
In C# 3.0 you can create anonymous class with the following syntax
3 Answers
3
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Casting vs using the 'as' keyword in the CLR
When programming interfaces, I've found I'm doing a lot of casting or object type conversion.
18 Answers
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When to use the JavaScript MIME type application/javascript instead of text/javascript?
Based on the question jQuery code not working in IE , text/javascript is used in HTML documents so Internet Explorer can understand it.
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Why does .NET use banker's rounding as default?
According to the documentation, the decimal.Round method uses a round-to-even algorithm which is not common for most applications. So I always end up writing a custom function to do the more natural round-half-up algorithm:
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