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Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
Following on from this question , can someone explain the following in Scala:
4 Answers
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Is Java Regex Thread Safe?
I have a function that uses Pattern#compile and a Matcher to search a list of strings for a pattern.
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Is ASCII code 7-bit or 8-bit?
My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
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How do I iterate through children elements of a div using jQuery?
...v and it has several input elements in it... I'd like to iterate through each of those elements. Ideas?
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CMake output/build directory
I'm pretty new to CMake, and read a few tutorials on how to use it, and wrote some complicated 50 lines of CMake script in order to make a program for 3 different compilers. This probably concludes all my knowledge in CMake.
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Use of the MANIFEST.MF file in Java
I noticed that JAR, WAR and EAR files have a MANIFEST.MF file under the META-INF folder.
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Pretty git branch graphs
I've seen some books and articles have some really pretty looking graphs of git branches and commits. How can I make high-quality printable images of git history?
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Database design for audit logging
...base I spend quite some time
thinking on how I should set up the database schema to keep an audit log of
the changes.
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Entity Framework code first unique column
I am using Entity Framework 4.3 and using Code Fist.
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What is two way binding?
I have read lots that Backbone doesn't do two way binding but I don't exactly understand this concept.
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