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Why covariance and contravariance do not support value type
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answered Sep 17 '12 at 7:37
Jon SkeetJon Skeet
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Swift - encode URL
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Swift 3
In Swift 3 there is addingPercentEncoding
let originalString = "test/test"
let escapedString = originalString.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)
print(escapedString!)
Output:
test%2Ftest
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deleting rows in numpy array
...mpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could find the indices of the rows ...
combinations between two lists?
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Bill
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answered Oct 17 '12 at 13:35
interjayinterjay
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Symbolicating iPhone App Crash Reports
...s per the report.
Ex: atos -arch armv7 -o 'APPNAME.app'/'APPNAME' 0x0003b508
This would show you the exact line, method name which resulted in crash.
Ex: [classname functionName:]; -510
Symbolicating IPA
if we use IPA for symbolicating - just rename the extention .ipa with .zip , extract it ...
How do I grab an INI value within a shell script?
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edited May 24 '13 at 6:21
Steven Penny
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Passing an integer by reference in Python
...he integer in a container which can be mutated:
def change(x):
x[0] = 3
x = [1]
change(x)
print x
This is ugly/clumsy at best, but you're not going to do any better in Python. The reason is because in Python, assignment (=) takes whatever object is the result of the right hand side and binds...
How to change maven logging level to display only warning and errors?
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-X for debug
-q for only error
Maven logging config file
Currently maven 3.1.x uses SLF4J to log to the System.out .
You can modify the logging settings at the file:
${MAVEN_HOME}/conf/logging/simplelogger.properties
According to the page : http://maven.apache.org/maven-logging.html
Command line ...