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Set cellpadding and cellspacing in CSS?
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edited Jun 25 at 2:28
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answered Jul 9 '10 at 2:34
Eric NguyenEric Nguye...
How do I tell if a regular file does not exist in Bash?
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The test command ([ here) has a "not" logical operator which is the exclamation point (similar to many other languages). Try this:
if [ ! -f /tmp/foo.txt ]; then
echo "File not found!"
fi
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How to copy a collection from one database to another in MongoDB
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At the moment there is no command in MongoDB that would do this. Please note the JIRA ticket with related feature request.
You could do something like:
db.<collection_name>.find().forEach(function(d){ db.getSiblingDB('<new_database>')['&...
Java Name Hiding: The Hard Way
...s (though that might be a good idea…), and
not requiring the overhead or complexity of working with the reflection API.
The downside is that this code is really horrible! For me, it generates a warning, and that's a good thing in general. But since it's working around a problem that is otherwise...
How do I make a WinForms app go Full Screen
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@Preza8 - read Grady's comment, check if that applies to your situation.
– Henk Holterman
Aug 2 '13 at 20:08
1
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How do I create a file and write to it in Java?
...cute your program from. For example, if you execute your program from the command line, then the working directory will be whatever directory you are "in" at that moment (on Linux, type "pwd" to see the current working directory). Or, if I double-click a JAR file on my desktop to run it, then the ...
Operator overloading in Java
...t support user-defined operator overloading. The only aspect of Java which comes close to "custom" operator overloading is the handling of + for strings, which either results in compile-time concatenation of constants or execution-time concatenation using StringBuilder/StringBuffer. You can't define...
Why are interface variables static and final by default?
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This explanation for the static modifier is completely spurious. A class's public instance variables are part of its interface and there's no reason why they shouldn't be abstracted in a Java interface, just like instance methods. It doesn't matter that a Java interfac...
Switch on Enum in Java [duplicate]
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@GlenPeterson, that assumes you're compiling the enum code yourself, which is obviously not always the case.
– aioobe
Aug 4 '16 at 4:28
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