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Java “user.dir” property - what exactly does it mean?
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Is that mean that on tomcat configuration for all java versions if user.dir is pointing to /usr/share/tomcat and in config we add something like this: file:./config then it will be pointing to /usr/share/tomcat/config always?
– Marcin Kapusta
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Switching to a TabBar tab view programmatically?
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Like Stuart Clark's solution but for Swift 3:
func setTab<T>(_ myClass: T.Type) {
var i: Int = 0
if let controllers = self.tabBarController?.viewControllers {
for controller in controllers {
if let nav = controller as? UINavigationController, nav.topViewCont...
Create array of symbols
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Thanks this is really helpful.
– sonnyhe2002
Dec 18 '16 at 20:40
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RegEx: Smallest possible match or nongreedy match
How do I tell RegEx (.NET version) to get the smallest valid match instead of the largest?
3 Answers
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target input by type and name (selector)
I need to change some checkbox inputs to hidden inputs for some but not all inputs on a page.
3 Answers
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Get “Value” property in IGrouping
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The group implements IEnumerable<T> - In the general case, just call foreach over the group. In this case, since you need a List<T>:
list.Add(new DespatchGroup(group.Key, group.ToList());
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Check whether a string contains a substring
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This way is especially preferrable, when you are searching using a variable - this way you won't have to double-escape characters (in this variable string), that are special for regular expressions (like :).
– evgeny9
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How do you implement an async action delegate method?
I am learning the Web API stack and I am trying to encapsulate all data in the form of a "Result" object with parameters such as Success and ErrorCodes.
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Remove file from the repository but keep it locally
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Not when he pulls; the files will stay removed locally during the pull's automatic merge process. After that, a push will cause the files to be removed server-side.
– Walter Mundt
Aug 12 '10 at 16:38
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How do you clone a BufferedImage
...which has many bufferedimages in it, I want to create a new object copying all the bufferedimages into the new object, but these new images may be altered and i don't want the original object images to be altered by altering the new objects images.
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