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Cast an instance of a class to a @protocol in Objective-C
I have an object (a UIViewController) which may or may not conform to a protocol I've defined.
2 Answers
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what is the use of xsi:schemaLocation?
... read the schemaLocation values and try to load them from the internet, in order to validate the XML file. Spring, in turn, intercepts those load requests and serves up versions from inside its own JAR files.
If you omit the schemaLocation, then the XML parser won't know where to get the schema in ...
Why is no one using make for Java?
Just about every Java project that I've seen either uses Maven or Ant. They are fine tools and I think just about any project can use them. But what ever happened to make ? It's used for a variety of non-Java projects and can easily handle Java. Sure you have to download make.exe if you use Win...
Is JavaScript guaranteed to be single-threaded?
... all modern browser implementations, but is that specified in any standard or is it just by tradition? Is it totally safe to assume that JavaScript is always single-threaded?
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How to create an android app using HTML 5
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Try Sencha Touch. It is a HTML5 compliant framework to build application for touch devices.
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What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa
...SQL connection (against SQL Server Compact Edition) I get a "Row not found or changed." ChangeConflictException.
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Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...cks up on these constraints and translates them into database constraints for you, so you get two for the price of one. @Column(nullable = false) is the JPA way of declaring a column to be not-null. I.e. the former is intended for validation and the latter for indicating database schema details. You...
What algorithms compute directions from point A to point B on a map?
How do map providers (such as Google or Yahoo! Maps) suggest directions?
18 Answers
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Firebase Storage How to store and Retrieve images [closed]
How to store and view images on firebase?
6 Answers
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Regular expression search replace in Sublime Text 2
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Usually a back-reference is either $1 or \1 (backslash one) for the first capture group (the first match of a pattern in parentheses), and indeed Sublime supports both syntaxes. So try:
my name used to be \1
or
my name used to be $1
Also note that your orig...