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C read file line by line
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Why should I do that? Read the manual, buffer is reallocated at each call, then it should be freed at the end.
– mbaitoff
Nov 30 '12 at 12:43
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How to find index of list item in Swift?
...B = arr.indexOf("b") // 1
let indexOfD = arr.indexOf("d") // nil
Additionally, finding the first element in an array fulfilling a predicate is supported by another extension of CollectionType:
let arr2 = [1,2,3,4,5,6,7,8,9,10]
let indexOfFirstGreaterThanFive = arr2.indexOf({$0 > 5}) // 5
let i...
Was PreferenceFragment intentionally excluded from the compatibility package?
...cated methods are deprecated as of Android 3.0. They are perfectly fine on all versions of Android, but the direction is to use PreferenceFragment on Android 3.0 and higher.
Can anyone tell me whether this was intentional?
My guess is it's a question of engineering time, but that's just a gue...
How do you copy and paste into Git Bash
...Edit -> Paste which is exactly what I want! No more typing API code manually!
– Trav L
Feb 21 '10 at 1:08
27
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Rotating and spacing axis labels in ggplot2
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Change the last line to
q + theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1))
By default, the axes are aligned at the center of the text, even when rotated. When you rotate +/- 90 degrees, you usually want it to be aligned at the edge instead:
The image ab...
How to get Twitter-Bootstrap navigation to show active link?
...g the same code over and over. I would recommend at least using the current_page? method to check the current controller/action, and would also move the code into a helper to avoid the code repetition.
– Dustin Frazier
May 9 '12 at 17:17
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Converting from a string to boolean in Python?
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Use:
bool(distutils.util.strtobool(some_string))
Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool
Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
True values are y...
How do I implement an Objective-C singleton that is compatible with ARC?
...n;
dispatch_once(&onceToken, ^{
sharedInstance = [[MyClass alloc] init];
// Do any other initialisation stuff here
});
return sharedInstance;
}
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Is there a way to iterate over a slice in reverse in Go?
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How about use defer:
s := []int{5, 4, 3, 2, 1}
for i, _ := range s {
defer fmt.Println(s[i])
}
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Why is the String class declared final in Java?
... have two strings that look alike when "seen as Strings", but that are actually different.
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