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Java NIO FileChannel versus FileOutputstream performance / usefulness
I am trying to figure out if there is any difference in performance (or advantages) when we use nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way...
Case conventions on element names?
...mula 'year - age' (e.g. subtract age from year).
As @KarlKieninger points out, this is only a problem at the human level and not for the XSLT parser. However since this will often not produce an error, using 'lowercase with hyphens' as a standard is asking for trouble, IMHO.
Some pertinent example...
How do I create and read a value from cookie?
... one at w3schools seems to work beautifly
– Richard Rout
May 20 '13 at 2:07
13
This simple wrappe...
How to get the last N rows of a pandas DataFrame?
...y of ix as position or label:
df.iloc[-3:]
see the docs.
As Wes points out, in this specific case you should just use tail!
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URLWithString: returns nil
it may be very easy, but I don't seems to find out why is URLWithString: returning nil here.
7 Answers
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Split long commands in multiple lines through Windows batch file
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You can start the next line without a space if you add a space just before the ^ and after your command text.
– Joseph Daigle
Sep 16 '08 at 3:21
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MySQL - length() vs char_length()
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So which of these functions should I use when figuring out how to resize my VARCHAR columns? When creating the table lets say one column is a VARCHAR(10). Will that allow a maximum of 10 characters, or a maximum of 10 bytes?
– still_dreaming_1
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How can I implement a tree in Python?
... the other answers are dependency less and the original question did ask about built-in data-structures. While anytree is probably a great library, this is a python question, not a Node.js question.
– Rob Rose
Apr 22 '18 at 20:28
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How can I make the computer beep in C#?
How do I make the computer's internal speaker beep in C# without external speakers?
6 Answers
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LINQ Select Distinct with Anonymous Types
...ity for All ... Anonymous Types
The short answer (and I quote):
Turns out the C# compiler overrides
Equals and GetHashCode for anonymous
types. The implementation of the two
overridden methods uses all the public
properties on the type to compute an
object's hash code and test for
e...