I have try restString = restString.replaceAll(“\<.*\>”, “”); and restString = restString.replaceAll(“\<[^(\>)]*\>”, “”);. Both seems don’t work. I don’t know if I could represent the meaning in the regular expression. Answer Make your regex non-greedy: Also I used (?s) to make dot match newlines as well.
Currently I am using scanner/filereader and using while hasnextline. I think this method is not highly efficient. Is there any other method to read file with the similar functionality of this? Answer You will find that BufferedReader.readLine() is as fast as you need: you can read millions of lines a second with it. It is more probable that your string
Spring’s @Autowire can be configured such that Spring will not throw an error if no matching autowire candidates are found: @Autowire(required=false) Is there an equivalent JSR-330 annotation? @Inject always fails if there is no matching candidate. Is there any way I can use @Inject but not have the framework fail if no matching types are found? I haven’t been able
I got a very strange problem when I’m trying to compare 2 Long variables, they always show false and I can be sure they have the same number value by debugging in Eclipse: if (user.getId() == admin….
I am using jersey for my project and tring to parse a URI from a string. UriBuilder.fromUri(“http://localhost:8000”).build(); The code is simple, but I get a error below java.lang….
I’ve been trying to write a simple function in Java that can calculate a number to the nth power without using loops. I then found the Math.pow(a, b) class… or method still can’t distinguish the two am not so good with theory. So i wrote this.. Then i wanted to make my own Math.pow without using loops i wanted it
I have a continuous running thread in my application, which consists of a HashSet to store all the symbols inside the application. As per the design at the time it was written, inside the thread’s while true condition it will iterate the HashSet continuously, and update the database for all the symbols contained inside HashSet. The maximum number of symbols
I’ve been trying to add collision to my game, it seemed like a piece of cake, I already know how to draw a rectangle. But I need that rectangle to be represented by something, a variable. But it seems …
so far I have seen two approaches of setting a variable’s value in Java. Sometimes a constructor with arguments is used, others setter methods are used to set the value of each variable. I know that a constructor initialises an instance variable inside a class once a class is instantiated using the “new” Keyword. But when do we use constructors
I’m new at Java EE + Spring + Hibernate + Maven combination. Trying to make a simple project with tomcat 6.0. Our project just fine, no problem with debugging. But when i’m trying to run the server, it gives me “Error listenerStart” all the time. I searched all around the web for 3 days but no solution about this error.