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Same-named attributes in attrs.xml for custom view
... When I follow this answer I get ERROR: In <declare-styleable> com_app_view_widget, unable to find attribute customAttr For all the view I try to declare for. Any ideas?
– Dapp
Jun 9 '14 at 14:54
...
Your build failed due to an error in the AAPT stage, not because of an...
...中有一个 ASCII 空字符一个或多个屏幕名称包含下划线“_”字符 - 只能使用字母和数字图标文件不是 PNG 或太大（使用 96pix x 96pix 零压缩 PNG）该项目包含尚未针对 Android优化的图像 Optimize Images for AndroidProject、Screen、Block、Procedure ...
scala vs java, performance and memory? [closed]
...he most compact way to do the same thing is:
val bigEnough = array.filter(_.length > 2).flatMap(mapping.get)
Easy! But, unless you're fairly familiar with how the collections work, what you might not realize is that this way of doing this created an extra intermediate array (with filter), and...
The specified type member 'Date' is not supported in LINQ to Entities. Only initializers, entity mem
...
You should now use DbFunctions.TruncateTime
var anyCalls = _db.CallLogs.Where(r => DbFunctions.TruncateTime(r.DateTime) == callDateTime.Date).ToList();
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How to create Drawable from resource
... something like this.
Drawable myDrawable;
if(android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP){
myDrawable = context.getResources().getDrawable(id, context.getTheme());
} else {
myDrawable = context.getResources().getDrawable(id);
}
...
Alternative to google finance api [closed]
...output from query such as
https://www.alphavantage.co/query?function=TIME_SERIES_DAILY&symbol=MSFT&apikey=demo
DON'T Try Yahoo Finance API (it is DEPRECATED or UNAVAILABLE NOW).
Here is a link to previous Yahoo Finance API discussion on StackOverflow.
Here's an alternative link to Yah...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...o navigate, I provide a decision tree here:
http://www.scalatest.org/quick_start
The matcher syntax is also different between ScalaTest and specs. In ScalaTest I tried to see how far I could go with operator notation, and ended up with matcher expressions that read very much like English sentences...
Get the current displaying UIViewController on the screen in AppDelegate.m
...ViewController)
}
public static func getVisibleViewControllerFrom(_ vc: UIViewController?) -> UIViewController? {
if let nc = vc as? UINavigationController {
return UIWindow.getVisibleViewControllerFrom(nc.visibleViewController)
} else if let tc = vc as? UITab...
Sending POST data in Android
...onn.getResponseCode();
if (responseCode == HttpsURLConnection.HTTP_OK) {
String line;
BufferedReader br=new BufferedReader(new InputStreamReader(conn.getInputStream()));
while ((line=br.readLine()) != null) {
response+=line;
}
...
switch / pattern matching idea
...Car as car when car.EngineType = Gasoline -> 200 + car.Doors * 20
| _ -> failwith "blah"
assuming you'd defined a class hierarchy along the lines of
type Vehicle() = class end
type Motorcycle(cyl : int) =
inherit Vehicle()
member this.Cylinders = cyl
type Bicycle() = inherit ...