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How to get one value at a time from a generator function in Python?
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In Python <= 2.5, use gen.next(). This will work for all Python 2.x versions, but not Python 3.x
In Python >= 2.6, use next(gen). This is a built in function, and is clearer. It will also work in Python 3.
Both of these end up calling a specially named function, next(), wh...
How to create a DialogFragment without title?
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Dialog fragment has setStyle method, which should be called before view creation Java Doc. Also style of the dialog can be set with the same method
public static MyDialogFragment newInstance() {
MyDialogFragment mDialogFragment = new MyDialogFragment();
//Set Ar...
Breakpoint on property change
...al object
var obj = {
someProp: 10
};
// save in another property
obj._someProp = obj.someProp;
// overwrite with accessor
Object.defineProperty(obj, 'someProp', {
get: function () {
return obj._someProp;
},
set: function (value) {
debugger; // sets breakpoint
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Get person's age in Ruby
... of someone born on the 29th February on a leap year. This is because the call to birthday.to_date.change(:year => now.year) creates an invalid date.
I used the following code instead:
require 'date'
def age(dob)
now = Time.now.utc.to_date
now.year - dob.year - ((now.month > dob.month |...
C libcurl get output into a string
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You can set a callback function to receive incoming data chunks using curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, myfunc);
The callback will take a user defined argument that you can set using curl_easy_setopt(curl, CURLOPT_WRITEDATA, p)...
How can you detect the version of a browser?
...t would let me detect if the user visiting the website has Firefox 3 or 4. All I have found is code to detect the type of browser but not the version.
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Sort a list by multiple attributes?
... how, you can wrap your criteria (functions) in parenthesis:
s = sorted(my_list, key=lambda i: ( criteria_1(i), criteria_2(i) ), reverse=True)
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SQL Client for Mac OS X that works with MS SQL Server [closed]
How can I connect to a remote SQL server using Mac OS X? I don't really need a GUI, but it would be nice to have for the color coding and resultset grid. I'd rather not have to use a VM.
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What is the best scripting language to embed in a C# desktop application? [closed]
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I've used CSScript with amazing results. It really cut down on having to do bindings and other low level stuff in my scriptable apps.
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iPhone SDK: what is the difference between loadView and viewDidLoad?
...in -loadView. Only set it, don't get it.
The self.view property accessor calls -loadView if the view isn't currently loaded. There's your infinite recursion.
The usual way to build the view programmatically in -loadView, as demonstrated in Apple's pre-Interface-Builder examples, is more like this:...