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The way to check a HDFS directory's size?
I know du -sh in common Linux filesystems. But how to do that with HDFS?
10 Answers
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How to make a always full screen?
No matter how its content is like.
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Are lists thread-safe?
I notice that it is often suggested to use queues with multiple threads, instead of lists and .pop() . Is this because lists are not thread-safe, or for some other reason?
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How to find controls in a repeater header or footer
I was wondering how one would find the controls in the HeaderTemplate or FooterTemplate of an Asp.Net Repeater control.
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Detect a finger swipe through JavaScript on the iPhone and Android
How can you detect that a user swiped his finger in some direction over a web page with JavaScript?
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How to enumerate an enum with String type?
For example, how can I do something like:
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Pythonic way of checking if a condition holds for any element of a list
I have a list in Python, and I want to check if any elements are negative. Specman has the has() method for lists which does:
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How to select a single field for all documents in a MongoDB collection?
In my MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
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Passing multiple error classes to ruby's rescue clause in a DRY fashion
I have some code that needs to rescue multiple types of exceptions in ruby:
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Does .NET have a way to check if List a contains all items in List b?
I have the following method:
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