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What does “:=” do?
I've seen := used in several code samples, but never with an accompanying explanation. It's not exactly possible to google its use without knowing the proper name for it.
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Should I declare Jackson's ObjectMapper as a static field?
The Jackson library's ObjectMapper class seems to be thread safe .
5 Answers
5
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What does AngularJS do better than jQuery? [closed]
I have mainly been using the jQuery library and have just started using AngularJS. I have read a few tutorials on how to use Angular, but I am not clear on why or when to use it, or what benefits I may find in comparison to just using jQuery.
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What are all the escape characters?
I know some of the escape characters in Java, e.g.
4 Answers
4
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What parameters should I use in a Google Maps URL to go to a lat-lon?
I would like to produce a url for Google Maps that goes to a specific latitude and longitude. Now, I generate a url such as this:
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Save icon: Still a floppy disk? [closed]
I'm working on a project where the user is able to save their work (most likely to the HDD but also possibly any other media, including floppy disks). Sure, the popular File > Save option is there but what about a toolbar button?
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What makes Scala's operator overloading “good”, but C++'s “bad”?
Operator overloading in C++ is considered by many to be A Bad Thing(tm), and a mistake not to be repeated in newer languages. Certainly, it was one feature specifically dropped when designing Java.
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How to initialize a JavaScript Date to a particular time zone
I have date time in a particular timezone as a string and I want to convert this to the local time. But, I don't know how to set the timezone in the Date object.
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Why is reading lines from stdin much slower in C++ than Python?
I wanted to compare reading lines of string input from stdin using Python and C++ and was shocked to see my C++ code run an order of magnitude slower than the equivalent Python code. Since my C++ is rusty and I'm not yet an expert Pythonista, please tell me if I'm doing something wrong or if I'm mis...
MySQL order by before group by
There are plenty of similar questions to be found on here but I don't think that any answer the question adequately.
9 Answ...