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How do you specify a byte literal in Java?
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If you're passing literals in code, what's stopping you from simply declaring it ahead of time?
byte b = 0; //Set to desired value.
f(b);
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How to forward declare a C++ template class?
...and run. Are you sure about what you are claiming? Can you provide a quote from the standard?
– olek stolar
Aug 14 at 16:56
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Get the current first responder without using a private API
...ation sharedApplication] sendAction:@selector(resignFirstResponder) to:nil from:nil forEvent:nil];
This should be more effective than even [self.view.window endEditing:YES].
(Thanks to BigZaphod for reminding me of the concept)
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how to add records to has_many :through association in rails
...ay' depends on your needs and what feels most comfortable. Confusion comes from differences ActiveRecord's behavior of the new and create methods and the << operator.
The new Method
new will not add an association record for you. You have to build the House and Agent records yourself:
hous...
Count the number occurrences of a character in a string
...lest, but if you're doing this frequently, check out collections.Counter:
from collections import Counter
my_str = "Mary had a little lamb"
counter = Counter(my_str)
print counter['a']
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What values should I use for CFBundleVersion and CFBundleShortVersionString?
...the same build numbers again in different release trains if you want to.
From Technical Note TN2420: Version Numbers and Build Numbers.
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How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
...ally, it concatenates your modules ordering them by dependencies. The guys from Modernizr and jQuery took advantage of the ordering algorithm of the tool and use it specifically as a smart concatenator. You can check their repos to see what they are doing.
– Augusto Altman Quar...
Configure WAMP server to send email
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Configuring a working email client from localhost is quite a chore, I have spent hours of frustration attempting it. I'm sure someone more experienced may be able to help, or they may perhaps agree with me.
If you just want to test, here is a great tool for t...
Providing a default value for an Optional in Swift?
...t need to specify T for the method. That actually overrides the existing T from Optional. You can just do: func getOrElse(defaultValue: T) -> T then T refers to the real value type of the optional and you don't have to type check it
– drewag
Jun 7 '14 at 18:...
Start service in Android
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Java code for start service:
Start service from Activity:
startService(new Intent(MyActivity.this, MyService.class));
Start service from Fragment:
getActivity().startService(new Intent(getActivity(), MyService.class));
MyService.java:
import android.app.Service...