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Package objects
...write
import swing._
import Swing._
to have all the goodness like onEDT and implicit conversions from Tuple2 to Dimension.
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What command opens Ruby's REPL?
What command opens Ruby's REPL?
2 Answers
2
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How do you do a case insensitive search using a pattern modifier using less?
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You can also type command -I while less is running. It toggles case sensitivity for searches.
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SQL set values of one column equal to values of another column in the same table
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UPDATE YourTable
SET ColumnB=ColumnA
WHERE
ColumnB IS NULL
AND ColumnA IS NOT NULL
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Unmangling the result of std::type_info::name
... information about the calling function. This should be relatively easy, standard C++ has a type_info class. This contains the name of the typeid'd class/function/etc. but it's mangled. It's not very useful. I.e. typeid(std::vector<int>).name() returns St6vectorIiSaIiEE .
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Why is JSHINT complaining that this is a strict violation?
...l object (window in the browser). In strict mode, this would be undefined, and you would get in trouble.
Presumably, you mean to call this function with a bound this context, e.g. gotoPage.bind(myObj)(5) or gotoPage.call(myObj, 5). If so, you can ignore JSHint, as you will not generate any errors. ...
SQL Add foreign key to existing column
If I am using the following SQL command in SQL Server 2008 to update a table with a foreign key constraint:
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Java Class.cast() vs. cast operator
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I've only ever used Class.cast(Object) to avoid warnings in "generics land". I often see methods doing things like this:
@SuppressWarnings("unchecked")
<T> T doSomething() {
Object o;
// snip
return (T) o;
}
It's often best to replace it by:
<T> T doSomething(Class<...
error: default argument given for parameter 1
... to see. If you had to repeat them at the definition it would be redundant and more hassle to maintain. (This is also why I disagree with Yacoby about commenting out the default parameters in the implementation. IME, in real projects such comments will be out of sync with the declaration sooner or l...
How to generate a git patch for a specific commit?
...repare patches from the topmost commits.
Apply the patch with the command:
git am < file.patch
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