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mysql create user if not exists
I have a query to check mysql users list for create new user.
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Different results with Java's digest versus external utilities
I have written a simple Java class to generate the hash values of the Windows Calculator file. I am using Windows 7 Professional with SP1 . I have tried Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or ...
How does MongoDB sort records when no sort order is specified?
When we run a Mongo find() query without any sort order specified, what does the database internally use to sort the results?
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Browser detection in JavaScript? [duplicate]
How do I determine the exact browser and version using JavaScript?
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How to make custom error pages work in ASP.NET MVC 4
I want a custom error page shown for 500, 404 and 403. Here's what I have done:
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Showing data values on stacked bar chart in ggplot2
I'd like to show data values on stacked bar chart in ggplot2. Here is my attempted code
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Python OpenCV2 (cv2) wrapper to get image size?
How to get the size of an image in cv2 wrapper in Python OpenCV (numpy). Is there a correct way to do that other than numpy.shape() . How can I get it in these format dimensions: (width, height) list?
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Android Studio - Auto complete and other features not working
I installed android studio.. it was working fine. Now all the sudden, none of the auto complete features are working.. I can type anything anywhere no variable checking, no help with functions or checking anything. I can still compile the project and I get errors when that happens.
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How to configure Sublime Text 2/3 to use direct Ctrl+Tab order and to create new tabs after the last
When I press Ctrl+Tab, Ctrl+Shift+Tab or Ctrl+W the tab I get switched to is not the one just near the one I was on (as I would like to) but to some else. When I press Ctl+N the new tab is created right near the tab I am at while I always want it to be created at the end of the tabs list. How to con...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
Recently I am using Python module os, when I tried to change the permission of a file, I did not get the expected result. For example, I intended to change the permission to rw-rw-r--,
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