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SQL Server SELECT into existing table
... from one table and insert them into an existing table from a stored procedure. Here is what I am trying:
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How to perform OR condition in django queryset?
I want to write a Django query equivalent to this SQL query:
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Which is better, number(x) or parseFloat(x)?
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The difference between parseFloat and Number
parseFloat/parseInt is for parsing a string, while Number/+ is for coercing a value to a number. They behave differently. But first let's look at where they behave the same:
parseFloat('3'); // => 3
Number('3'); //...
Why does the JVM still not support tail-call optimization?
...e seems to be a prototype implementation and MLVM has listed the feature as "proto 80%" for some time now.
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Calling shell functions with xargs
I am trying to use xargs to call a more complex function in parallel.
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What does FrameLayout do?
I'm new to programming. I was using Graphical Layout then when I was reading xml file, I saw FrameLayout. Then I searched, but I couldn't find something useful. What is FrameLayout and what does it do?
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Edit the root commit in Git?
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Assuming that you have a clean working tree, you can do the following.
# checkout the root commit
git checkout <sha1-of-root>
# amend the commit
git commit --amend
# rebase all the other commits in master onto the amend...
dismissModalViewControllerAnimated deprecated
I've just upgraded to XCode 4.5 to update my iOS app to run on the 4 inch display for the iPhone 5, but I'm getting a build error saying dismissModalViewControllerAnimated:' is deprecated on the line:
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C++11 std::threads vs posix threads
Why should I prefer one or another in practice?
What are technical differences except that std::thread is a class?
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What's the difference between BaseAdapter and ArrayAdapter?
I want to know the difference between using BaseAdapter and ArrayAdapter .
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