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How do you make a web application in Clojure? [closed]
I suppose this is a strange question to the huge majority of programmers that work daily with Java. I don't. I know Java-the-language, because I worked on Java projects, but not Java-the-world. I never made a web app from scratch in Java. If I have to do it with Python, Ruby, I know where to go (Dja...
Logback to log different messages to two files
...g logback/slf4j to do my logging. I want to parse my log file to analyze some data, so instead of parsing a great big file (mostly consisting of debug statements) I want to have two logger instances which each log to a separate file; one for analytics and one for all purpose logging. Does anyone kno...
Code First: Independent associations vs. Foreign key associations?
I have a mental debate with myself every time I start working on a new project and I am designing my POCOs. I have seen many tutorials/code samples that seem to favor foreign key associations :
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Logger slf4j advantages of formatting with {} instead of string concatenation
... performance. It's potentially significant if your have dense logging statements.
(Prior to SLF4J 1.7) But only two parameters are possible
Because the vast majority of logging statements have 2 or fewer parameters, so SLF4J API up to version 1.6 covers (only) the majority of use cases. The A...
How to configure an existing git repo to be shared by a UNIX group
...ing git repo (a bare one) which has up to this point only been writable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with:
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Why should I use tags vs. release/beta branches for versioning?
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yes, I've seen the nvie method before and have been quite befuddled by it. Nonetheless, I aspire to implement it once I understand it. I guess with a tag, you cannot accidentally change the code, commit, and still be at the same version. With branch...
Difference between add(), replace(), and addToBackStack()
What is the main difference between calling these methods:
9 Answers
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C++ preprocessor __VA_ARGS__ number of arguments
...ple question for which I could not find answer on the net. In variadic argument macros, how to find the number of arguments? I am okay with boost preprocessor, if it has the solution.
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Calculate the median of a billion numbers
...lion numbers and one hundred computers, what is the best way to locate the median of these numbers?
25 Answers
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When should I use Lazy?
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You typically use it when you want to instantiate something the first time its actually used. This delays the cost of creating it till if/when it's needed instead of always incurring the cost.
Usually this is preferable when the object may or may not be used and the cost of ...