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How do I check if a string contains another string in Objective-C?
...Yosemite, you can now do: (*NOTE: This WILL crash your app if this code is called on an iOS7 device).
NSString *string = @"hello bla blah";
if ([string containsString:@"bla"]) {
NSLog(@"string contains bla!");
} else {
NSLog(@"string does not contain bla");
}
(This is also how it would work i...
Setting global styles for Views in Android
...ually, you can set a default style for TextViews (and most other built-in widgets) without needing to do a custom java class or setting the style individually.
If you take a look in themes.xml in the Android source, you will see a bunch of attributes for the default style for various widgets. The k...
Regular expression that matches valid IPv6 addresses
I'm having trouble writing a regular expression that matches valid IPv6 addresses, including those in their compressed form (with :: or leading zeros omitted from each byte pair).
...
How to save a Python interactive session?
...ently using Python's interpreter to work with databases, files, etc -- basically a lot of manual formatting of semi-structured data. I don't properly save and clean up the useful bits as often as I would like. Is there a way to save my input into the shell (db connections, variable assignments, li...
How to tell Eclipse Workspace?
...
Wow. While this theoretically is a nice solution, it's insane that you need to put a custom string in there instead of Eclipse just using the workspace directory name by default.
– sschuberth
Nov 26 '13 at 8:44...
HTTP status code for a partial successful request
...
I understand. I'm just trying to avoid an extra level of status handling (which is not nice IMHO). Most of my code works with HTTP ones. And I think my described use case will do fine without.
– Norbert Hartl
Dec 12 '11 at...
TextView - setting the text size programmatically doesn't seem to work
...
Text size 2 will be practically invisible. Try it with 14 at least. BTW, using xml has a lot of advantages and will make your life easier once you need to do anything more complex than 'Hello World'.
...
Difference between \w and \b regular expression meta characters
...nchor like the caret and the dollar sign. It matches at a position that is called a "word boundary". This match is zero-length.
There are three different positions that qualify as word boundaries:
Before the first character in the string, if the first character is
a word character.
After the last...
How to turn off INFO logging in Spark?
...)
logger.LogManager.getLogger("akka").setLevel( logger.Level.ERROR )
Calling this just after creating SparkContext reduced stderr lines logged for my test from 2647 to 163. However creating the SparkContext itself logs 163, up to
15/08/25 10:14:16 INFO SparkDeploySchedulerBackend: SchedulerBa...
C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
...n itself is meaningless because the standard does not contemplate anything called a "thread".
Under C++11, the result is Undefined Behavior, because loads and stores need not be atomic in general. Which may not seem like much of an improvement... And by itself, it's not.
But with C++11, you can ...