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How to check for Is not Null And Is not Empty string in SQL server?
How can we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answe...
How to show git log history for a sub directory of a git repo?
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From directory foo/, use
git log -- A
You need the '--' to separate <path>.. from the <since>..<until> refspecs.
# Show changes for src/nvfs
$ git log --oneline -- src/nvfs
d6f6b3b Changes for Mac OS X
803fcc3 Initial Comm...
Java unchecked: unchecked generic array creation for varargs parameter
I have set Netbeans to show unchecked warnings in my Java code, but I am failing to understand the error on the following lines:
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printf format specifiers for uint32_t and size_t
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Sounds like you're expecting size_t to be the same as unsigned long (possibly 64 bits) when it's actually an unsigned int (32 bits). Try using %zu in both cases.
I'm not entirely certain though.
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How does Activity.finish() work in Android?
Could someone provide a description of what happens when an Activity calls its finish() method?
4 Answers
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Eclipse and Windows newlines
I had to move my Eclipse workspace from Linux to Windows when my desktop crashed. A week later I copy it back to Linux, code happily, commit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two!
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What's the difference between @Secured and @PreAuthorize in spring security 3?
It's not clear for me what is the difference in spring security between :
5 Answers
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Simulate first call fails, second call succeeds
I want to use Mockito to test the (simplified) code below. I don't know how to tell Mockito to fail the first time, then succeed the second time.
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How do I create directory if it doesn't exist to create a file?
...lready exists, this method does nothing.
System.IO.File.WriteAllText(file.FullName, content);
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SQLAlchemy IN clause
I'm trying to do this query in sqlalchemy
6 Answers
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