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How to call a parent class function from derived class function?
How do I call the parent function from a derived class using C++? For example, I have a class called parent , and a class called child which is derived from parent. Within
each class there is a print function. In the definition of the child's print function I would like to make a call to the ...
Android: TextView automatically truncate and replace last 3 char of String
If a String is longer than the TextView 's width it automatically wraps onto the next line. I can avoid this by using android:singleLine (deprecated) or by setting android:inputType="text" . What I need now is something that replaces the last 3 characters of my String with " ... ". Since I'm...
Clone() vs Copy constructor- which is recommended in java [duplicate]
clone method vs copy constructor in java. which one is correct solution. where to use each case?
6 Answers
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Creating runnable JAR with Gradle
Until now I created runnable JAR files via the Eclipse "Export..." functionallity but now I switched to IntelliJ IDEA and Gradle for build automation.
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How to search a string in multiple files and return the names of files in Powershell?
...
This should be the selected answer. It was about 4-5 times faster in my case. That makes a big difference when you have to repeat the command 600 times over many files.
– sfarbota
Aug 29 at 18:32
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Checking if an object is a given type in Swift
.../ obj is not a string array
}
You can use "as!" and that will throw a runtime error if obj is not of type [String]
let stringArray = obj as! [String]
You can also check one element at a time:
let items : [Any] = ["Hello", "World"]
for obj in items {
if let str = obj as? String {
// ob...
ssh: The authenticity of host 'hostname' can't be established
When i ssh to a machine, sometime i get this error warning and it prompts to say "yes" or "no". This cause some trouble when running from scripts that automatically ssh to other machines.
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Clear back stack using fragments
... Well, it's equivalent to hitting the back button one or more times, so it changes the fragment that is currently visible. (At least when I've tried it)
– Peter Ajtai
Nov 28 '11 at 0:02
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Check OS version in Swift?
...ing introduced with Swift 2:
e.g. To check for iOS 9.0 or later at compile time use this:
if #available(iOS 9.0, *) {
// use UIStackView
} else {
// show sad face emoji
}
or can be used with whole method or class
@available(iOS 9.0, *)
func useStackView() {
// use UIStackView
}
Fo...
How do I sort an array of hashes by a value in the hash?
This Ruby code is not behaving as I would expect:
4 Answers
4
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