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Is Hash Rocket deprecated?
...ssary. In particular:
You must use the rocket for symbols that are not valid labels: :$set => x is valid but $set: x is not. In Ruby 2.2+ you can get around this problem with quotes: '$set': x will do The Right Thing.
You must use the rocket if you use keys in your Hashes that aren't symbols, s...
How to move one word left in the vi editor
....
It brings you to the last letter of the word on the left. When b is considered as the opposite of w, ge can be considered as the opposite of e which brings you to the end of the current word.
Also note that all of those word-wise movement have a WORD-wise equivalent: W, B, E and gE which are "fa...
Javadoc link to method in other class
...
Aside from @see, a more general way of refering to another class and possibly method of that class is {@link somepackage.SomeClass#someMethod(paramTypes)}. This has the benefit of being usable in the middle of a javadoc descrip...
what is the use of xsi:schemaLocation?
...hemaLocation 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 order to val...
AngularJS : Differences among = & @ in directive scope? [duplicate]
Creating an isolate scope inside a directive lets us map the outer scope to the inner scope . We have seen six different ways to map to attrbutes:
...
How to specify a port number in SQL Server connection string?
... answered Feb 4 at 4:13
David ThangDavid Thang
1111 bronze badge
...
“Use the new keyword if hiding was intended” warning
...perty (which is not virtual or abstract) called Events which is being overridden by your class. If you intend to override it put the "new" keyword after the public modifier. E.G.
public new EventsDataTable Events
{
..
}
If you don't wish to override it change your properties' name to something ...
How do I pipe a subprocess call to a text file?
....txt", "w")
subprocess.call(["/home/myuser/run.sh", "/tmp/ad_xml", "/tmp/video_xml"], stdout=f)
I'm guessing any valid file-like object would work, like a socket (gasp :)), but I've never tried.
As marcog mentions in the comments you might want to redirect stderr as well, you can redirect this t...
How can I get the font size and font name of a UILabel?
...face Builder. If not using ARC, make sure you release it in -dealloc
- (void)dealloc
{
[self.label release];
[super dealloc];
}
Then to get the font name and size all you need is
NSString *fontName = self.label.font.fontName;
CGFloat fontSize = self.label.font.pointSize;
...
How to cache data in a MVC application
...eKey, Func<T> getItemCallback) where T : class;
}
Usage:
cacheProvider.GetOrSet("cache key", (delegate method if cache is empty));
Cache provider will check if there's anything by the name of "cache id" in the cache, and if there's not, it will call a delegate method to fetch data and sto...