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@Resource vs @Autowired
Which annotation, @Resource ( jsr250 ) or @Autowired (Spring-specific) should I use in DI?
11 Answers
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string.Join on a List or other type
I want to turn an array or list of ints into a comma delimited string, like this:
7 Answers
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How to check permissions of a specific directory?
I know that using ls -l "directory/directory/filename" tells me the permissions of a file. How do I do the same on a directory?
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When to use IList and when to use List
I know that IList is the interface and List is the concrete type but I still don't know when to use each one. What I'm doing now is if I don't need the Sort or FindAll methods I use the interface. Am I right? Is there a better way to decide when to use the interface or the concrete type?
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How to sleep for five seconds in a batch file/cmd [duplicate]
Windows's Snipping tool can capture the screen, but sometimes I want to capture the screen after five seconds, such as taking an image being displayed by the webcam. (Run the script and smile at the camera, for example.)
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How to simulate target=“_blank” in JavaScript
When a user clicks on a link, I need to update a field in a database and then open the requested link in a new window. The update is no problem, but I don't know how to open a new window without requiring them to click on another hyperlink.
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Call a function with argument list in python
I'm trying to call a function inside another function in python, but can't find the right syntax. What I want to do is something like this:
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Should I use Java's String.format() if performance is important?
We have to build Strings all the time for log output and so on. Over the JDK versions we have learned when to use StringBuffer (many appends, thread safe) and StringBuilder (many appends, non-thread-safe).
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Why should C++ programmers minimize use of 'new'?
I stumbled upon Stack Overflow question Memory leak with std::string when using std::list<std::string> , and one of the comments says this:
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Can a JSON value contain a multiline string
I am writing a JSON file which would be read by a Java program. The fragment is as follows...
5 Answers
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