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How to make ng-repeat filter out duplicate results
I'm running a simple ng-repeat over a JSON file and want to get category names. There are about 100 objects, each belonging to a category - but there are only about 6 categories.
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数据结构与本地数据库 07：错题记录、事务与统计图 · App Inventor 2 中文网
...存失败，请重试" }
}
when 按钮_记错.Click() {
if 选中ID > 0 and 就绪 {
SQLite1.BeginTransaction()
var 更新 = SQLite1.Execute("UPDATE cards SET wrong=wrong+1 WHERE id=?",list(选中ID))
var 建表 = SQLite1.Execute("CREATE TABLE IF NOT EXISTS reviews(id INTEGER PRIMARY KEY AUTOINCREM...
How to set gradle home while importing existing project in Android studio
How to set gradle home while importing existing project in Android studio. While trying to import I need to set up this path.
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Can I set an opacity only to the background image of a div?
...nnot be done since opacity affects the whole element including its content and there's no way to alter this behavior. You can work around this with the two following methods.
Secondary div
Add another div element to the container to hold the background. This is the most cross-browser friendly meth...
Is there a decorator to simply cache function return values?
... @Jonathan It works, but wrongly. If I pass a hashable, mutable argument, and change the value of the object after the first call of the function, the second call will return the changed, not the original, object. That is almost certainly not what the user wants. For it to work for mutable argume...
Best way to use multiple SSH private keys on one client
...erver (my uses are system administration of server, administration of Git, and normal Git usage within the same server). I tried simply stacking the keys in the id_rsa files to no avail.
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Add only non-whitespace changes
... text editor to automatically trim trailing whitespace upon saving a file, and I am contributing to an open source project that has severe problems with trailing whitespace.
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Cannot hide status bar in iOS7
...plist file add a row call it "View controller-based status bar appearance" and set it to NO
Note that this simply does not work, if you are using UIImagePickerController in the app.
from http://www.openfl.org/developer/forums/general-discussion/iphone-5ios-7-cant-hide-status-bar/, mgiroux's soluti...
“X does not name a type” error in C++
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When the compiler compiles the class User and gets to the MyMessageBox line, MyMessageBox has not yet been defined. The compiler has no idea MyMessageBox exists, so cannot understand the meaning of your class member.
You need to make sure MyMessageBox is defined bef...
How do I get an animated gif to work in WPF?
...Gif
You can install it with NuGet
PM> Install-Package WpfAnimatedGif
and to use it, at a new namespace to the Window where you want to add the gif image and use it as below
<Window x:Class="MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http:...