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Difference between two lists
...};
var list1Set = list1.ToHashSet(); //.net framework 4.7.2 and .net core 2.0 and above otherwise new HashSet(list1)
list1Set.SymmetricExceptWith(list2);
var resultList = list1Set.ToList(); //resultList contains 1, 2, 6, 7
...
Leading zeros for Int in Swift
...
For left padding add a string extension like this:
Swift 2.0 +
extension String {
func padLeft (totalWidth: Int, with: String) -> String {
let toPad = totalWidth - self.characters.count
if toPad < 1 { return self }
return "".stringByPaddingToLengt...
Check if UIColor is dark or bright?
...
Works Great. With Swift 2.0 - I got a compiler error for the brightness calculation: "Expression was too complex to be solved in reasonable time; consider breaking up the expression into distinct sub-expressions". I fixed it by adding type: "let br...
Determine on iPhone if user has enabled push notifications
...alert user is not registered for notification
}
From iOS9 , swift 2.0 UIRemoteNotificationType is deprecated, use following code
let notificationType = UIApplication.shared.currentUserNotificationSettings!.types
if notificationType == UIUserNotificationType.none {
// Push notifica...
How do I decompile a .NET EXE into readable C# source code?
...field/method
Extensible via plugins (MEF)
Update:
April 15, 2012, ILSpy 2.0 was released. New features compared with version 1.0:
Assembly Lists
Support for decompiling Expression trees
Support for lifted operatores on nullables
Decompile to Visual Basic
Search for multiple strings separated by...
How do I automatically scroll to the bottom of a multiline text box?
...ork for me (Windows 8.1, whatever the reason).
And since I'm still on .NET 2.0, I can't use ScrollToEnd.
But this works:
public class Utils
{
[System.Runtime.InteropServices.DllImport("user32.dll", CharSet = System.Runtime.InteropServices.CharSet.Auto)]
private static extern int SendMessag...
Rotate axis text in python matplotlib
...re's discussion of this exact "bug" and a fix is potentially slated for v3.2.0:
https://github.com/matplotlib/matplotlib/issues/13774
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Converting String to Int with Swift
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Update Answer for swift 2.0 :
toInt() method is given a error. Because,In Swift 2.x, the .toInt() function was removed from String. In replacement, Int now has an initializer that accepts a String:
let a:Int? = Int(firstText.text) // firstTex...
What is the difference between Java RMI and RPC?
... This is incorrect. RPC is Java based as well. JAX-RPC 1.1 was replaced by 2.0, which was then renamed JAX-WS. In Java, when you talk about RPC, you are talking about SOAP and Web Services. Here is an IBM article about JAX-RPC 1.1 changing to JAX-WS. ibm.com/developerworks/library/ws-tip-jaxwsrpc
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Iterate through object properties
...ng a for-in loop.
Its supported on these browsers:
Firefox (Gecko): 4 (2.0)
Chrome: 5
Internet Explorer: 9
See the Mozilla Developer Network Object.keys()'s reference for futher information.
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