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Size of Matrix OpenCV
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Vlad
4,05511 gold badge2727 silver badges3535 bronze badges
answered Dec 25 '12 at 6:29
Michael OMichael O
2,89911 gold...
Form inline inside a form horizontal in twitter bootstrap?
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317
Don't nest <form> tags, that will not work. Just use Bootstrap classes.
Bootstrap 3
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Can't get rid of header X-Powered-By:Express
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13 Answers
13
Active
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How do I compare two hashes?
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163
You can compare hashes directly for equality:
hash1 = {'a' => 1, 'b' => 2}
hash2 = {'a' =...
Fastest way to reset every value of std::vector to 0
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353
std::fill(v.begin(), v.end(), 0);
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How do I get a plist as a Dictionary in Swift?
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In swift 3.0 Reading from Plist.
func readPropertyList() {
var propertyListFormat = PropertyListSerialization.PropertyListFormat.xml //Format of the Property List.
var plistData: [String: AnyObject] = [:] //Our data
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What is the best Java email address validation method? [closed]
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134
votes
Apache Commons is generally known as a solid project. Keep in mind, though,...
Remap values in pandas column with a dict
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373
You can use .replace. For example:
>>> df = pd.DataFrame({'col2': {0: 'a', 1: 2, 2:...
List comprehension in Ruby
...k.nil?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_array = some_array.comprehend {|x| x * 3 if x % 2 == 0}
puts new_array
Prints:
6
12
18
I would probably just do it the way you did though.
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Java: method to get position of a match in a String?
...ward (or backward) starting at the specified index].
String text = "0123hello9012hello8901hello7890";
String word = "hello";
System.out.println(text.indexOf(word)); // prints "4"
System.out.println(text.lastIndexOf(word)); // prints "22"
// find all occurrences forward
for (int i = -1; (i = te...