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What's the opposite of chr() in Ruby?
... languages there's a pair of functions, chr() and ord() , which convert between numbers and character values. In some languages, ord() is called asc() .
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Technically what is the main difference between Oracle JDK and OpenJDK? [duplicate]
I have been using OpenJDK for ages, initially for small projects where it has no problems. But since I started to play with it for big toys, I started to notice random/unknown fatal error and crashes (with H.264 codecs, etc.), and it was a nightmare till then to get ride of system crash+fatal errors...
Should CSS always preceed Javascript?
...ery interesting question. I've always put my CSS <link href="...">s before my JS <script src="...">s because "I read one time that it's better." So, you're right; it's high time we do some actual research!
I set up my own test harness in Node (code below). Basically, I:
Made sure t...
What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
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Koenig Lookup, or Argument Dependent Lookup, describes how unqualified names are looked up by the compiler in C++.
The C++11 standard § 3.4.2/1 states:
When the postfix-expression in a function call (5.2.2) is an unqualified-id, other namespaces not considered during th...
Find TODO tags in Eclipse
... methods were auto-generated and include // TODO Auto-generated method stub
5 Answers
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How to unzip a list of tuples into individual lists? [duplicate]
...nts from all inputs, starting with the first values, then the second, etc. By using *l you apply all tuples in l as separate arguments to the zip() function, so zip() pairs up 1 with 3 with 8 first, then 2 with 4 and 9. Those happen to correspond nicely with the columns, or the transposition of l.
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CORS - What is the motivation behind introducing preflight requests?
Cross-origin resource sharing is a mechanism that allows a web page to make XMLHttpRequests to another domain (from wikipedia ).
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Why does `True == False is False` evaluate to False? [duplicate]
I get some rather unexpected behavior on an expression that works with == but not with is :
4 Answers
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Adding a new SQL column with a default value
I am looking for the syntax to add a column to a MySQL database with a default value of 0
10 Answers
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convert double to int
What is the best way to convert a double to an int ? Should a cast be used?
10 Answers
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