How to trim a std::string? EDIT Since c++17, some parts of the standard library were removed. Fortunately, starting with c++11, we have lambdas which are a superior Using Boost’s string algorithms would be easiest: str is now “hello world!”. There’s also trim_left and trim, which trims both sides. Second Solution : – This works for the null case as well. 🙂
org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘MyController’: Solution : 1 Copied from the stacktrace: By default, Spring will try to instantiate beans by calling a default (no-arg) constructor. The problem in your case is that the implementation of the CompteDAOHib has a constructor with a SessionFactory argument. By adding the @Autowired annotation to a constructor, Spring will attempt to find a … Read more
StringUtils.isBlank() vs String.isEmpty() : StringUtils.isBlank() will also check for null, whereas this: will throw a NullPointerException if foo is null. Second Solv – StringUtils.isBlank also returns true for just whitespace:
Unable to connect to web server iis express : Try using a different port. I just set up a new Core 1.0 RC1 project and got the same error. Right-click web project Debug tab Toggle Enable SSL off and on again, it should generate a new random port Copy the SSL URL and paste into … Read more
How to coerce a list object to type ‘double’ : If you want to convert all elements of a to a single numeric vector and length(a) is greater than 1 (OK, even if it is of length 1), you could unlist the object first and then convert. Bear in mind that there aren’t any quality controls here. Also, X$Days a mighty odd name. Second Solution … Read more