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Changing every value in a hash in Ruby
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PhrogzPhrogz
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Find() vs. Where().FirstOrDefault()
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206
Where is the Find method on IEnumerable<T>? (Rhetorical question.)
The Where and FirstO...
SQL multiple column ordering
... in different directions. column1 would be sorted descending, and column2 ascending.
5 Answers
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How to comment out a block of Python code in Vim
... Go to the the first column of the first line you want to comment.
Step 2: Press: Ctrl+v and select the lines you want to comment:
Step 3: Shift-I#space (Enter Insert-at-left mode, type chars to insert. The selection will disappear, but all lines within it will be modified after Step 4.)
S...
Scala: what is the best way to append an element to an Array?
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206
You can use :+ to append element to array and +: to prepend it:
0 +: array :+ 4
should prod...
Why use Ruby's attr_accessor, attr_reader and attr_writer?
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edited Sep 28 '12 at 11:03
answered Feb 18 '11 at 21:43
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Build a Basic Python Iterator
... def __iter__(self):
return self
def __next__(self): # Python 2: def next(self)
self.current += 1
if self.current < self.high:
return self.current
raise StopIteration
for c in Counter(3, 9):
print(c)
This will print:
3
4
5
6
7
8
This is ...
Get the value of an instance variable given its name
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2 Answers
2
Active
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Best way to compare 2 XML documents in Java
...tCase {
@Test
public void test() {
String xml1 = ...
String xml2 = ...
XMLUnit.setIgnoreWhitespace(true); // ignore whitespace differences
// can also compare xml Documents, InputSources, Readers, Diffs
assertXMLEqual(xml1, xml2); // assertXMLEquals comes from XMLTestCase
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