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Rebase array keys after unsetting elements
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How can I get seconds since epoch in Javascript?
On Unix, I can run date '+%s' to get the amount of seconds since epoch. But I need to query that in a browser front-end, not back-end.
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Set transparent background of an imageview on Android
I am using a web view in which I am adding an image view. How can I set the background of this image view to transparent?
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How to remove all .svn directories from my application directories
One of the missions of an export tool I have in my application, is to clean all .svn directories from my application directory tree. I am looking for a recursive command in the Linux shell that will traverse the entire tree and delete the .svn files.
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MySQL load NULL values from CSV data
I have a file that can contain from 3 to 4 columns of numerical values which are separated by comma. Empty fields are defined with the exception when they are at the end of the row:
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
From MSDN's entry on Dictionary.TryGetValue Method :
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How do I update pip itself from inside my virtual environment?
I'm able to update pip-managed packages, but how do I update pip itself? According to pip --version , I currently have pip 1.1 installed in my virtualenv and I want to update to the latest version.
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SQL “select where not in subquery” returns no results
Disclaimer: I have figured out the problem (I think), but I wanted to add this issue to Stack Overflow since I couldn't (easily) find it anywhere. Also, someone might have a better answer than I do.
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Is it feasible to do (serious) web development in Lisp? [closed]
It obviously is possible to write almost any kind of application in almost any programming language, especially in such a powerful one as Lisp (be it Scheme or Common Lisp). But is it practical to use it for web development? If so, what should be a good starting point? Where can be found the proper ...
nullable object must have a value
There is paradox in the exception description:
Nullable object must have a value (?!)
8 Answers
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