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How to remove all rows in a numpy.ndarray that contain non-numeric values
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How to get an outline view in sublime texteditor?
...TRL+R, or CMD+R for Mac, for the function list. This works in Sublime Text 1.3 or above.
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Rails.env vs RAILS_ENV
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371
According to the docs, #Rails.env wraps RAILS_ENV:
# File vendor/rails/railties/lib/initial...
What are the complexity guarantees of the standard containers?
...; Make an empty vector. O(1)
vector<T> v(n); Make a vector with N elements. O(n)
vector<T> v(n, value); Make a vector with N elements, initialized to value. O(n)
vector<T> v(begin, end); ...
How do I add files without dots in them (all extension-less files) to the gitignore file?
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121
You can try a combination similar to:
*
!/**/
!*.*
That gitignore exclusion rule (a negated...
Split a collection into `n` parts with LINQ?
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How does the Java 'for each' loop work?
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1193
for (Iterator<String> i = someIterable.iterator(); i.hasNext();) {
String item = i....
Capitalize or change case of an NSString in Objective-C
...[NSString string];
}
NSString *uppercase = [[self substringToIndex:1] uppercaseString];
NSString *lowercase = [[self substringFromIndex:1] lowercaseString];
return [uppercase stringByAppendingString:lowercase];
}
- (NSString *)realSentenceCapitalizedString {
__block NSMutableStr...
Command to escape a string in bash
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155
In Bash:
printf "%q" "hello\world" | someprog
for example:
printf "%q" "hello\world"
hello...
Why not abstract fields?
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105
You can do what you described by having a final field in your abstract class that is initialis...