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Shortcuts in Objective-C to concatenate NSStrings
...gWithFormat:@"%@/%@/%@", three, two, one];
For example:
NSString *urlForHttpGet = [NSString stringWithFormat:@"http://example.com/login/username/%@/userid/%i", userName, userId];
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How to handle screen orientation change when progress dialog and background thread active?
....start();
showDialog(DIALOG_PROGRESS);
}
}
// http://android-developers.blogspot.com/2009/02/faster-screen-orientation-change.html
public Object onRetainNonConfigurationInstance() {
// my future self can get this without re-downloading
// if it's alre...
Why and when to use Node.js? [duplicate]
...hronous callbacks for your I/O.
It gives you useful tools like creating a HTTP server, creating a TCP server, handling file I/O.
It's a low level highly performant platform for doing any kind of I/O without having to write the entire thing in C from scratch. And it scales very well due to the non-...
Equivalent of “continue” in Ruby
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Good way of getting the user's location in Android
...
You can refer then to cell location through several open databases (e.g., http://www.location-api.com/ or http://opencellid.org/ )
The strategy would be to read the list of tower IDs when reading the location. Then, in next query (10 minutes in your app), read them again. If at least some towers...
Android - Set max length of logcat messages
...te static final String LOG_TAG = "MyRockingApp";
/** @see <a href="http://stackoverflow.com/a/8899735" /> */
private static final int ENTRY_MAX_LEN = 4000;
/**
* @param args If the last argument is an exception than it prints out the stack trace, and there should be no {}
...
Can promises have multiple arguments to onFulfilled?
...rsting from this answer: Rejecting promises with multiple arguments (like $http) in AngularJS
the answer of this guy Florian
promise = deferred.promise
promise.success = (fn) ->
promise.then (data) ->
fn(data.payload, data.status, {additional: 42})
return promise
promise.error = (fn...
Python: Check if one dictionary is a subset of another larger dictionary
...e's also an assertDictContainsSubset() method in Python's TestCase class.
http://docs.python.org/2/library/unittest.html?highlight=assertdictcontainssubset#unittest.TestCase.assertDictContainsSubset
It's however deprecated in 3.2, not sure why, maybe there's a replacement for it.
...
What is @ModelAttribute in Spring MVC?
...ModelAttribute in Spring MVC?
A sample definition from the source for you,
http://www.baeldung.com/spring-mvc-and-the-modelattribute-annotation
The @ModelAttribute is an annotation that binds a method parameter or method return value to a named model attribute and then exposes it to a web view.
Wha...
Nginx与Lua - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的，但是出于效率的考虑，推荐安装LuaJIT。
shell> wget http://luajit.org/download/LuaJIT-<VERSION>.tar.gz
shell> tar zxvf LuaJIT-<VERSION>.tar.gz
shell> cd LuaJIT-<VERSION>
shell> make
shell> make install
因为安装在缺省路径，所以LuaJIT对应的lib，include均在/u...