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What is Unicode, UTF-8, UTF-16?
What's the basis for Unicode and why the need for UTF-8 or UTF-16?
I have researched this on Google and searched here as well but it's not clear to me.
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How to 'git pull' into a branch that is not the current one?
...nnot run git checkout to change the selected branch until after the pull is complete. Is there a way to do this?
8 Answe...
What is the best way to tell if a character is a letter or number in Java without using regexes?
What is the best and/or easiest way to recognize if a string.charAt(index) is an A-z letter or a number in Java without using regular expressions? Thanks.
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...s servlet.java in my default package in src folder. In my web.xml it is mapped as /servlet .
12 Answers
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Python Infinity - Any caveats?
... in ?
OverflowError: (34, 'Numerical result out of range')
The inf value is considered a very special value with unusual semantics, so it's better to know about an OverflowError straight away through an exception, rather than having an inf value silently injected into your calculations.
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How can I check for an empty/undefined/null string in JavaScript?
I saw this question , but I didn't see a JavaScript specific example. Is there a simple string.Empty available in JavaScript, or is it just a case of checking for "" ?
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Using try vs if in python
Is there a rationale to decide which one of try or if constructs to use, when testing variable to have a value?
9 Ans...
Difference between HBase and Hadoop/HDFS
This is kind of naive question but I am new to NoSQL paradigm and don't know much about it. So if somebody can help me clearly understand difference between the HBase and Hadoop or if give some pointers which might help me understand the difference.
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INSERT INTO vs SELECT INTO
What is the difference between using
10 Answers
10
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Use of def, val, and var in scala
...12 , even though person.age=20 was successfully executed. I found that this happens because I used def in def person = new Person("Kumar",12) . If I use var or val the output is 20 . I understand the default is val in scala. This:
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