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How do I undo a checkout in git?
I just checked out an earlier commit from my local git repo. I haven't made any changes to it, I was just looking at it. Now I want to go back to my latest commit - how do I do that?
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Min/Max-value validators in asp.net mvc
Validation using attributes in asp.net mvc is really nice. I have been using the [Range(min, max)] validator this far for checking values, like e.g.:
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Using a remote repository with non-standard port
I am setting up my local git project for a remote repository. The remote repository is being served on a non-standard port (4019).
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Counting occurrences in Vim without marking the buffer changed
In order to know how many times a pattern exists in current buffer, I do:
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Converting a Uniform Distribution to a Normal Distribution
How can I convert a uniform distribution (as most random number generators produce, e.g. between 0.0 and 1.0) into a normal distribution? What if I want a mean and standard deviation of my choosing?
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How to count items in JSON object using command line?
I'm getting this kind of JSON reply from a curl command:
4 Answers
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What is the difference between lock and Mutex?
What is the difference between lock and Mutex? Why can't they be used interchangeably?
7 Answers
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How to read environment variables in Scala
In Java, reading environment variables is done with System.getenv() .
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What are CFI directives in Gnu Assembler (GAS) used for?
There seem to be a .CFI directive after every line and also there are wide varities of these ex., .cfi_startproc , .cfi_endproc etc.. more here .
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Apache: “AuthType not set!” 500 Error
It's been a while since I used the Apache httpd web server. I'm firing up a local server for a project and when I try to request localhost/index.html, I get a 500 error and I see this in the error log:
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