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Rails: where does the infamous “current_user” come from?
...d somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def current_user
return unless session[:user_id]
@current_user ||= User.find(se...
Create a new Ruby on Rails application using MySQL instead of SQLite
I want to create my Rails application with MySQL, because I like it so much. How can I do that in the latest version of Rails instead of the default SQLite?
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How To fix white screen on app Start up?
I have an android app which displays a white screen for 2 seconds on startup. My other apps don't do this, but this one does. I have also implemented a splashscreen with the hope that it would fix this. Should I increase my splash screen sleep time?
Thanks.
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Find the extension of a filename in Ruby
I'm working on the file upload portion of a Rails app. Different types of files are handled differently by the app.
4 Answ...
Creating temporary files in Android
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can i assume the file will remain as long as the app is running, even if other apps also run and create their own temporary files ?
– android developer
Jul 30 '13 at 8:57
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How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre
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What was happening was, I was including the integer reference to the icon in the PendingIntent bundle, and that integer was later being referenced while being posted to the NotificationManager.
In between getting the integer reference...
bat 写注册表 及权限提升 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...新键值）：
reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\App Paths\Test" /v "Path" /d "c:\test" /f
由于操作注册表需要管理员权限，运行bat也一样，否则：
可以右键“管理员权限运行”，不过这样比较麻烦，使用如下脚本可以直接...
Referencing system.management.automation.dll in Visual Studio
... The NuGet package would not work for me in a brand new .NET 4.5.2 console app. It "installed" the package, but it refused to add the reference. I finally stopped fighting with NuGet and used your answer to add the reference manually. Thanks!
– Lews Therin
Feb ...
How to install an APK file on an Android phone?
I have a simple "Hello Android" application on my computer ( Eclipse environment), and I have built an APK file. How do I transfer the APK file to my Android phone for testing?
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Is there a way to make AngularJS load partials in the beginning and not at when needed?
...is the name of the cached template would be the url forexample: $http.get('app/correction/templates/group-correction-table.html', {cache:$templateCache}); and then whenever I want to load the template I have to use this ugly name :( which I don't like, Like this: <td ng-include="'app/correction/...