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Why use 'git rm' to remove a file instead of 'rm'?

On SVN, removing something from the filesystem directly (rather than using svn) created a load of headaches. I haven ... between rm and git rm? See Question&Answers more detail:os...

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getattr - How do I override __getattr__ in Python without breaking the default behavior?

I want to override the __getattr__ method on a class to do something fancy but I don't want to break the default ... the correct way to do this? See Question&Answers more detail:os...

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adt - What is "android:allowBackup"?

Since the new ADT preview version (version 21), they have a new lint warning that tells me the next thing on ... This isn't a security issue. See Question&Answers more detail:os...

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terminology - Stateless vs Stateful

I'm interested in articles which have some concrete information about stateless and stateful design in programming. I ... bits of information :) See Question&Answers more detail:os...

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Use PHP composer to clone git repo

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if, elif, else statement issues in Bash

I can't seem to work out what the issue with the following if statement is in regards to the elif and then ... else echo "Unknown parameter" fi See Question&Answers more detail:os...

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css - What do the crossed style properties in Google Chrome devtools mean?

While inspecting an element using Chrome's devtools, in the elements tab, the right-hand side 'Styles' bar ... What do these properties mean? See Question&Answers more detail:os...

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ruby - Failed to build gem native extension (installing Compass)

When I attempt to install the latest version of compass (https://rubygems.org/gems/compass/versions/1.0.0. ... the latest compass without error? See Question&Answers more detail:os...

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python - Django persistent database connection

I'm using django with apache and mod_wsgi and PostgreSQL (all on same host), and I need to handle a lot ... the connection from Python to DB? See Question&Answers more detail:os...

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ios - Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?

I'm trying to implement the new viewWillTransitionToSize method which has been introduced in iOS 8 (all other ... new size finishes. Thanks. See Question&Answers more detail:os...

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.net - Microsoft Roslyn vs. CodeDom

From a press release yesterday on InfoWorld regarding the new Microsoft Roslyn: The most obvious advantage of this ... of Roslyn over CodeDom? See Question&Answers more detail:os...

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Why is the shovel operator (<<) preferred over plus-equals (+=) when building a string in Ruby?

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paradigms - Functional programming and non-functional programming

In my second year of University we were "taught" Haskell, I know almost nothing about it and even ... a non-functional programming language? See Question&Answers more detail:os...

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bash - 'find -exec' a shell function in Linux

Is there a way to get find to execute a function I define in the shell? For example: dosomething () { echo ... find's -exec to see dosomething? See Question&Answers more detail:os...

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java - Difference between UTF-8 and UTF-16?

Difference between UTF-8 and UTF-16? Why do we need these? MessageDigest md = MessageDigest.getInstance("SHA-256"); ... ] digest = md.digest(); See Question&Answers more detail:os...

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python - Suppress Scientific Notation in Numpy When Creating Array From Nested List

I have a nested Python list that looks like the following: my_list = [[3.74, 5162, 13683628846.64, 12783387559 ... know what my problem is? See Question&Answers more detail:os...

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iphone - How to identify CAAnimation within the animationDidStop delegate?

I had a problem where I had a series of overlapping CATransition / CAAnimation sequences, all of which I needed ... delegate? Thanks, --Batgar See Question&Answers more detail:os...

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How do I check if a Sql server string is null or empty

I want to check for data, but ignore it if it's null or empty. Currently the query is as follows... ... . What's the best performing solution? See Question&Answers more detail:os...

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Can git be integrated with Xcode?

Is there any way to use a git repository with the built in SCM functions of Xcode? See Question&Answers more detail:os...

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iphone - How to Manually Symbolicate iOS Crash to View Crash Logs

Trying to debug app. The trouble is I cannot find this program. symbolicatecrash.sh sudo cp /Developer/Platforms/ ... XCode 3.2.3 Thanks. See Question&Answers more detail:os...

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asp.net - What is the best way to determine a session variable is null or empty in C#?

What is the best way to check for the existence of a session variable in ASP.NET C#? I like to use String. ... Session["variable"] = session; } See Question&Answers more detail:os...

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javascript - How can I create numbered map markers in Google Maps V3?

I'm working on a map that has multiple markers on it. These markers use a custom icon, ... maps/documentation/v3/reference.html#MarkerOptions See Question&Answers more detail:os...

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dictionary - Using python map and other functional tools

This is quite n00bish, but I'm trying to learn/understand functional programming in python. The following ... bars internally within maptest? See Question&Answers more detail:os...

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objective c - How to prevent UINavigationBar from covering top of view in iOS 7?

After updating to Xcode 5, the navigation bars in all of my app's views have shifted down. Here are ... transparency of the navigation bar. See Question&Answers more detail:os...

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objective c - NSURLConnection sendAsynchronousRequest:queue:completionHandler: making multiple requests in a row?

I have been using NSURLConnection's sendAsynchronousRequest:queue:completionHandler: method which is great. But, I ... great asychronous method? See Question&Answers more detail:os...

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c++11 - Refactoring with C++ 11

Given the new toolset provided by c++ lots of programmers, aiming at code simplification, expressiveness, ... and simpler and elegant. See Question&Answers more detail:os...

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How to generate an openSSL key using a passphrase from the command line?

First - what happens if I don't give a passphrase? Is some sort of pseudo random phrase used? I'm just looking ... way to generate a key pair) See Question&Answers more detail:os...

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php - Generating a single Entity from existing database using symfony2 and doctrine

Is it possible to generate a single entity from database using the Symfony2 console tool? In the middle of ... suggestions will be appreciated! See Question&Answers more detail:os...

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