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rx java2 - When to use RxJava in Android and when to use LiveData from Android Architectural Components?

I am not getting the reason to use RxJava in Android and LiveData from Android Architectural Components.It ... differences between the both. See Question&Answers more detail:os...

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java - Room - Schema export directory is not provided to the annotation processor so we cannot export the schema

I am using Android Database Component Room I've configured everything, but when I compile, Android Studio gives me ... location (false value)? See Question&Answers more detail:os...

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Remove a git commit which has not been pushed

I did a git commit but I have not pushed it to the repository yet. So when I do git status, I get '# Your ... Tue Sep 22 10:31:37 2009 -0700 See Question&Answers more detail:os...

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How to "comment-out" (add comment) in a batch/cmd?

I have a batch file that runs several python scripts that do table modifications. I want to have users ... more appropriately adding a comment? See Question&Answers more detail:os...

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c - What do pty and tty mean?

I noticed many mentions of pty and tty in some open source projects, could someone tell me what do they ... is the difference between them? See Question&Answers more detail:os...

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Backbone.js - change not triggering while the name change

In my backbone function, while the name get change the change function not at all triggering.. any one suggest me ... list.view(); })(jQuery) See Question&Answers more detail:os...

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Current location is not showing in my android app

I have written code for getting current location in android project. But it is not picking my location ... emulator image with extended control See Question&Answers more detail:os...

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Throw away local commits in Git

Due to some bad cherry-picking, my local Git repository is currently five commits ahead of the origin, and ... staged, but uncommitted changes See Question&Answers more detail:os...

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linux - Remove a symlink to a directory

I have a symlink to an important directory. I want to get rid of that symlink, while keeping the directory ... the baby with the bathwater? See Question&Answers more detail:os...

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sql - Is it possible to see the structure of mulitple table with a single "desc".

Is it possible to see the structure of multiple table with a single "desc". i have created following table ... Is it possible in anyway? See Question&Answers more detail:os...

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html - How to download HTTP directory with all files and sub-directories as they appear on the online files/folders list?

There is an online HTTP directory that I have access to. I have tried to download all sub-directories and files ... to copy to my computer). See Question&Answers more detail:os...

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Comparing Haskell's Snap and Yesod web frameworks

The two Haskell web frameworks in the news recently are Yesod (at 0.8) and Snap (at 0.4). It's ... there. How about sessions? Other features? See Question&Answers more detail:os...

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concurrency - Why does this Java program terminate despite that apparently it shouldn't (and didn't)?

A sensitive operation in my lab today went completely wrong. An actuator on an electron microscope went over its boundary ... 6 on 64-bit Linux. See Question&Answers more detail:os...

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json - Python: How would you save a simple settings/config file?

I don't care if it's JSON, pickle, YAML, or whatever. All other implementations I have seen are not forwards ... any simple way to do this? See Question&Answers more detail:os...

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math - Designing function f(f(n)) == -n

A question I got on my last interview: Design a function f, such that: f(f(n)) == -n Where n is ... for the largest range possible. Any ideas? See Question&Answers more detail:os...

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vi - Replace tabs with spaces in vim

I would like to convert tab to spaces in gVim. I added the following line to my _vimrc: set tabstop=2 It ... make gVim convert tabs to spaces? See Question&Answers more detail:os...

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zsh completion - zsh compinit: insecure directories

What does it mean and how can I fix it? zsh compinit: insecure directories, run compaudit for list. Ignore ... /local/share/zsh/site-functions See Question&Answers more detail:os...

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go - When is the init() function run?

I've tried to find a precise explanation of what the init() function does in Go. I read what Effective Go ... init() feel free to correct me See Question&Answers more detail:os...

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php - How to deploy correctly when using Composer's develop / production switch?

Composer has the option to load several dependencies only while being in development, so the tools will not be ... free to edit this question. See Question&Answers more detail:os...

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python - Step-by-step debugging with IPython

From what I have read, there are two ways to debug code in Python: With a traditional debugger such as ... IPython interpreter on that location. See Question&Answers more detail:os...

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ios - What does the NS prefix mean?

Many classes in Cocoa/Cocoa Touch have the NS prefix. What does it mean? See Question&Answers more detail:os...

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git - How do I add a submodule to a sub-directory?

I have a git repo in ~/.janus/ with a bunch of submodules in it. I want to add a submodule in ... submodule to the snipmate-snippets directory? See Question&Answers more detail:os...

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string - How can I use grep to find a word inside a folder?

In Windows, I would have done a search for finding a word inside a folder. Similarly, I want to know if a specific ... I issue a Ctrl + C). See Question&Answers more detail:os...

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Redis strings vs Redis hashes to represent JSON: efficiency?

I want to store a JSON payload into redis. There's really 2 ways I can do this: One using a simple string keys ... and values, or using a hash? See Question&Answers more detail:os...

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c# - What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DAO) and Repository patterns?

I'm trying to brush up on my design pattern skills, and I'm curious what are the differences between these ... of doing the same exact thing. See Question&Answers more detail:os...

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c# - Shortcut to create properties in Visual Studio?

I have seen some people creating properties in C# really fast, but how did they do it? What shortcuts are ... string myString {get;set;} See Question&Answers more detail:os...

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terminology - What is a stream?

What is a stream in the programming world? Why do we need it? Kindly explain with the help of an analogy, if possible. See Question&Answers more detail:os...

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url encoding - What is %2C in a URL?

I'm trying to understand the structure of a URL, and I'm seeing a lot of %2C. I'm guessing this is a ... encoding. What does that stand for? See Question&Answers more detail:os...

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