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How exactly to use Notification.Builder
...been added to the Support Package so we can use this to support API level v4 and up:
http://developer.android.com/reference/android/support/v4/app/NotificationCompat.Builder.html
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Java integer to byte array
I got an integer: 1695609641
13 Answers
13
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Convert decimal to hexadecimal in UNIX shell script
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echo "obase=16; 34" | bc
If you want to filter a whole file of integers, one per line:
( echo "obase=16" ; cat file_of_integers ) | bc
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How to check if an element is in an array
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Swift 2, 3, 4, 5:
let elements = [1, 2, 3, 4, 5]
if elements.contains(5) {
print("yes")
}
contains() is a protocol extension method of SequenceType (for sequences of Equatable elements) and not a global method as in
earlier releas...
Ruby function to remove all white spaces?
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54
\s+ means 1 or more whitespace characters (space, newline, tab). The // surrounding show that it's a regular expression.
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How to run a python script from IDLE interactive shell?
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145
Python3:
exec(open('helloworld.py').read())
If your file not in the same dir:
exec(open('./...
Make the current Git branch a master branch
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14 Answers
14
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Easiest way to check for an index or a key in an array?
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answered Nov 4 '12 at 18:25
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Codesign error: Certificate identity appearing twice
CodeSign error: Certificate identity 'iPhone Developer: XXXX (12345678)' appears more than once in the keychain. The codesign tool requires there only be one.
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A Regex that will never be matched by anything
...nd only then not find the "a" and return a negative match. I see it take ~480ms to scan a ~275k line file. The converse "a^" takes about the same time, even if it might seem more efficient. On the other hand, a negative lookahead need not scan anything: "(?!x)x" (anything not followed by an x als...