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When to use f:viewAction / preRenderView versus PostConstruct?
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2 Answers
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Check empty string in Swift?
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244
There is now the built in ability to detect empty string with .isEmpty:
if emptyString.isEmpt...
Setting the Vim background colors
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answered Jul 13 '09 at 2:41
Alex MartelliAlex Martelli
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Reuse a parameter in String.format?
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264
From the docs:
The format specifiers for general, character, and numeric types have the...
Add a dependency in Maven
...I take a jar file that I have and add it to the dependency system in maven 2? I will be the maintainer of this dependency and my code needs this jar in the class path so that it will compile.
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MySQL 'create schema' and 'create database' - Is there any difference
...tabase. CREATE
SCHEMA is a synonym for CREATE
DATABASE as of MySQL 5.0.2.
So, it would seem normal that those two instruction do the same.
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Correct use of Multimapping in Dapper
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Dapper needs to know how to split the columns in this order into 2 objects. A cursory look shows that the Customer starts at the column CustomerId, hence splitOn: CustomerId.
There is a big caveat here, if the column ordering in the underlying table is flipped for some reason:
ProductID...
String concatenation: concat() vs “+” operator
...g.String cat(java.lang.String, java.lang.String);
Code:
0: new #2; //class java/lang/StringBuilder
3: dup
4: invokespecial #3; //Method java/lang/StringBuilder."<init>":()V
7: aload_1
8: invokevirtual #4; //Method java/lang/StringBuilder.append:(Ljava/lang/St...
How to increase font size in the Xcode editor?
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269
For Xcode 4.1
Still a huge pain. Poor UI design (But my mindset does not seem to match the m...
Query for documents where array size is greater than 1
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Update:
For mongodb versions 2.2+ more efficient way to do this described by @JohnnyHK in another answer.
1.Using $where
db.accommodations.find( { $where: "this.name.length > 1" } );
But...
Javascript executes more slowly than the native ope...