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How can I reliably determine the type of a variable that is declared using var at design time?
...pass which analyzes only the "top level" stuff in the source code. We skip all the method bodies. That allows us to quickly build up a database of information about what namespace, types and methods (and constructors, etc) are in the source code of the program. Analyzing every single line of code i...
Java: How to Indent XML Generated by Transformer
... out the resulting XML. The problem is that it isn't indenting the text at all despite having set the parameter "indent" explicitly.
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How to run crontab job every week on Sunday
...5. Entry: Weekday when the process will be started [0-6] [0 is Sunday]
#
# all x min = */x
So according to this your 5 8 * * 0 would run 8:05 every Sunday.
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Is it better to return null or empty collection?
...llection might mean "0 items", returning Null could mean "no collection at all" - eg. if you are parsing HTML, looking for an <ul> with id="foo", <ul id="foo"></ul> could return empty collection; if there is no <ul> with id="foo" a null return would be better (unless you want...
How to use MySQLdb with Python and Django in OSX 10.6?
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I had the same error and pip install MySQL-python solved it for me.
Alternate installs:
If you don't have pip, easy_install MySQL-python should work.
If your python is managed by a packaging system, you might have to use
that system (e.g. sudo apt-get ins...
Integer division with remainder in JavaScript?
... wrong direction, given its name - just not the direction that people generally want though!
– Mark K Cowan
Dec 19 '13 at 0:34
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Expansion of variables inside single quotes in a command in Bash
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Inside single quotes everything is preserved literally, without exception.
That means you have to close the quotes, insert something, and then re-enter again.
'before'"$variable"'after'
'before'"'"'after'
'before'\''after'
Word concatenation is simply done by juxtapositi...
The definitive guide to form-based website authentication [closed]
...ns for sound practical auth, and how to avoid the most common security pitfalls.
To HTTPS or not to HTTPS?
Unless the connection is already secure (that is, tunneled through HTTPS using SSL/TLS), your login form values will be sent in cleartext, which allows anyone eavesdropping on the line between ...
Difference between Mutable objects and Immutable objects [duplicate]
...g( "old String" );
System.out.println( myString );
myString.replaceAll( "old", "new" );
System.out.println( myString );
The output is:
java.awt.Point[0.0, 0.0]
java.awt.Point[1.0, 0.0]
old String
old String
s...
Remove unnecessary svn:mergeinfo properties
...nts to add/change a lot of svn:mergeinfo properties to files that are totally unrelated to the things that I want to merge.
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