Build a Basic Python Iterator

Build a Basic Python Iterator

How would one create an iterative function (or iterator object) in python? 1:Iterator objects in python conform to the iterator protocol, which basically means they provide two methods: __iter__() and next(). The __iter__ returns the

Replace preg_replace() e modifier with preg_replace_callback

Replace preg_replace() e modifier with preg_replace_callback

I'm terrible with regular expressions. I'm trying to replace this:public static function camelize($word) { return preg_replace('/(^|_)([a-z])/e', 'strtoupper("\\2")', $word);}with preg_replace_callback with an anonymous function. I don't

Rails 4: how to use $(document).ready() with turbo-links

Rails 4: how to use $(document).ready() with turbo-links

I ran into an issue in my Rails 4 app while trying to organize JS files "the rails way". They were previously scattered across different views. I organized them into separate files and compile them with the assets pipeline. However, I just

Subscript indices must either be real positive integers or logicals, generic solution

Subscript indices must either be real positive integers or logicals, generic solution

The following error occurs quite frequently: Subscript indices must either be real positive integers or logicalsI have found many questions about this but not one with a really generic answer. Hence I would like to have the general solutio

Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application

Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application

I am trying to get my friend name and ids with Graph API v2.0, but data returns empty:{ "data": [ ]}When I was using v1.0, everything was OK with the following request:FBRequest* friendsRequest = [FBRequest requestForMyFriends];[friendsRe

How do I return the response from an asynchronous call?

How do I return the response from an asynchronous call?

I have a function foo which makes an Ajax request. How can I return the response from foo? I tried returning the value from the success callback as well as assigning the response to a local variable inside the function and returning that on

Displaying NSMutableAttributedString on iOS 8

Displaying NSMutableAttributedString on iOS 8

Seems on iOS 8.0 (12A365) NSMutableAttributedString sometimes will not be displayed correctly. The problem obviously occurs when the range of the attribute does not start at the beginning of the text (and if there is no other attribute star

is there a way to pass nested initializer lists in C++11 to construct a 2D matrix?

is there a way to pass nested initializer lists in C++11 to construct a 2D matrix?

Imagine you have a simple matrix classtemplate class Matrix { T* data; size_t row, col;public: Matrix(size_t m, size_t n) : row(m), col(n), data(new T[m*n]) {} //... friend std::ostream& operatorIs there a way that I can initial

how can I list all the different versions of a file, and diff them also?

how can I list all the different versions of a file, and diff them also?

using git, I want to list all the different revisions of a given file.Then, I want to choose a particular version and compare it when another.How can I do this? 1:To show a history of changes to a particular file, you can use git log:git

Assertion Error in Android Studio when trying to compile the working project

Assertion Error in Android Studio when trying to compile the working project

While I was trying to build my working project in the updated Android Studio (0.3.6), I got the below error message. It works fine when I build via CLI.java.lang.AssertionErrorat com.android.tools.idea.gradle.compiler.AndroidGradleBuildProc

Programmatically swap last two commits

Programmatically swap last two commits

I know how to swap the last two commits using git rebase interactively (git rebase -i HEAD~2, ddjp:x in Vim), but I'd like to do it programmatically with a wrapper script since it's something I end up doing relatively often.To be more concr

In Python, is object() equal to anything besides itself?

In Python, is object() equal to anything besides itself?

If I have the code my_object = object() in Python, will my_object be equal to anything except for itself?I suspect the answer lies in the __eq__ method of the default object returned by object(). What is the implementation of __eq__ for thi

'Newtonsoft.Json' already has a dependency defined for 'Microsoft.CSharp'

'Newtonsoft.Json' already has a dependency defined for 'Microsoft.CSharp'

I am installing NewtonSoft.Json for parsing Json in .Net application. When I am using VS 2012, it can not be installed via NuGet. This is the error I have got:'Newtonsoft.Json' already has a dependency defined for 'Microsoft.CSharp'I tried

Plotting Great Circle Paths

Plotting Great Circle Paths

I'm trying to plot some path/connection based maps but am unable to figure out how.I see a lot of possibilities for one point based metrics (crime hotspots in London, etc. with googleVis, ggmap, etc.) but I can't find too many examples of t

Upload Laravel 5 to server subfolder

Upload Laravel 5 to server subfolder

I am trying to upload Laravel 5 project to subfolder as: public_html/project/ I have changed in index.php require __DIR__.'/../project/bootstrap/autoload.php';$app = require_once __DIR__.'/../project/bootstrap/app.php';in config/app.p

How to play live streaming in android application?

How to play live streaming in android application?

I want to make application for cricket live streaming.I want to know following things :From where I can found the links to play cricket streaming ?Which type of links are these ?Is there any player to play this type of videos ?Currently, I

A Java HTTP Server

A Java HTTP Server

I want to implement a Java HTTP server locally, I mean the server computer would be in my control. I'm expecting not more than 20 clients to send requests to it.I was wondering how to go about it:Should I use a J2EE servlet container, like

Regular expression to remove comments from SQL statement

Regular expression to remove comments from SQL statement

I'm trying to come up with a regular expression to remove comments from an SQL statement. This regex almost works:(/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+/)|'(?:[^']|'')*'|(--.*)Excepth that last part doesn't handle "--" comments very wel

Fit 3d model inside a window

Fit 3d model inside a window

I want to display models of different sizes fitted into a view, so that the whole model is visible inside the screen.What is the best way to do it?I tried scaling (using glScale) the model using this formulascaleFactor = ( screenSize / (max

Assigning identical array indices at once in Python/Numpy

Assigning identical array indices at once in Python/Numpy

I want to find a fast way (without for loop) in Python to assign reoccuring indices of an array.This is the desired result using a for loop:import numpy as npa=np.arange(9, dtype=np.float64).reshape((3,3))# The array indices: [2,3,4] are id

What is the best practice organize a jQuery Mobile application?

What is the best practice organize a jQuery Mobile application?

I have found article that skims over this. But my main question is do I need a separate .html file for each screen? I am thinking yes but I would like an unanimous vote. Also, does that go for separate JS files too?Edit: JQM app is basicall

Xcode 4.3 and iPhone Simulator 4.2

Xcode 4.3 and iPhone Simulator 4.2

Is there a way to install iPhone Simulator 4.2 in Xcode 4.3 for Lion?I only can find how to install it in Xcode 4.2, but not Xcode 4.3 for Lion. 1:I have found a way to install iPhone simulator 4.2 to Xcode 4.3:Follow the instructions by

Replace spring bean in one context with mock version from another context

Replace spring bean in one context with mock version from another context

I'm writing an integration test where an application context xml is initialized during startup. There are several test methods in the test class which make use of a specific bean 'X'(already defined in the xml). My actual requirement is to

Install mod_wsgi on Ubuntu with Python 3.6, Apache 2.4, and Django 1.11

Install mod_wsgi on Ubuntu with Python 3.6, Apache 2.4, and Django 1.11

How do I get mod_wsgi for Apache2 that was compiled for Python 3.6.1? (or any future Python version)I am using a Python 3.6.1 virtual environment with Django 1.11 and Everything is working according to the Apache error log except that mod_w

Using unicode characters bigger than 2 bytes with .Net

Using unicode characters bigger than 2 bytes with .Net

I'm using this code to generate U+10FFFCvar s = Encoding.UTF8.GetString(new byte[] {0xF4,0x8F,0xBF,0xBC});I know it's for private-use and such, but it does display a single character as I'd expect when displaying it. The problems come when