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Comparing strings with == which are declared final in Java
I have a simple question about strings in Java. The following segment of simple code just concatenates two strings and then compares them with == .
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Sequence contains no elements?
I'm currently using a single query in two places to get a row from a database.
8 Answers
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Query EC2 tags from within instance
Amazon recently added the wonderful feature of tagging EC2 instances with key-value pairs to make management of large numbers of VMs a bit easier.
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Unable to copy ~/.ssh/id_rsa.pub
I’m following in Generating SSH Keys , it says
8 Answers
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How do you do a ‘Pause’ with PowerShell 2.0?
OK, I'm losing it. PowerShell is annoying me. I'd like a pause dialog to appear, and it won't.
5 Answers
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Get DateTime.Now with milliseconds precision
How can I exactly construct a time stamp of actual time with milliseconds precision?
11 Answers
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Given an emacs command name, how would you find key-bindings ? (and vice versa)
If I know an emacs command name, says, "goto-line"; what if I want to query whether if there are any key-sequences bound to this command ?
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Regex match everything after question mark?
I have a feed in Yahoo Pipes and want to match everything after a question mark.
6 Answers
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How to push new branch without history
I have git repo with two unrelated branches, master and configs.
I've created configs, purged all the files and then placed in configuration files only.
Now I want to push this on remote repo, but as it were new, empty branch (without logs of all my changes and old revisions of original branch).
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How to PUT a json object with an array using curl
I have a series of data to enter into database. The user interface to enter the data isn't good for bulk entry, so I'm trying to formulate a command line equivalent. When I examine the network request of the UI in chrome, I see a PUT request of a json object. When I try to replicate the request
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