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Python: Check if one dictionary is a subset of another larger dictionary
...a set-like view of the dict items. You can then use the <= operator to test if one view is a "subset" of the other:
d1.items() <= d2.items()
In Python 2.7, use the dict.viewitems() to do the same:
d1.viewitems() <= d2.viewitems()
In Python 2.6 and below you will need a different solu...
Set transparent background using ImageMagick and commandline prompt
...ck 6.6.9-7 on Ubuntu 12.04.
What worked for me was the following:
convert test.png -transparent white transparent.png
That changed all the white in the test.png to transparent.
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Running script upon login mac [closed]
... (from the Actions/Utilities)
copy & paste your script into the window
test it
save somewhere (for example you can make an Applications folder in your HOME, you will get an your_name.app)
go to System Preferences -> Accounts -> Login items
add this app
test & done ;)
EDIT:
I've rec...
How to change MySQL column definition?
I have a mySQL table called test:
3 Answers
3
...
How to set current working directory to the directory of the script in bash?
...l characters won't break the command. Try e.g. create the file via touch "-test" and touch -- -test, then remove the file via rm "-test" and rm -- -test, and see the difference.
– kenorb
Jun 12 '14 at 8:15
...
Does a finally block always get executed in Java?
...ple code:
public static void main(String[] args) {
System.out.println(Test.test());
}
public static int test() {
try {
return 0;
}
finally {
System.out.println("finally trumps return.");
}
}
Output:
finally trumps return.
0
...
How to calculate the bounding box for a given lat/lng location?
...oximation).
My implementation follows (It's written in Python; I have not tested it):
# degrees to radians
def deg2rad(degrees):
return math.pi*degrees/180.0
# radians to degrees
def rad2deg(radians):
return 180.0*radians/math.pi
# Semi-axes of WGS-84 geoidal reference
WGS84_a = 6378137...
Best JavaScript compressor [closed]
...pressor and Google Closure, it compresses better than YUI on all scripts I tested it on, and it's safer than Closure (knows to deal with "eval" or "with").
Other than whitespace removal, UglifyJS also does the following:
changes local variable names (usually to single characters)
joins consecutiv...
String literals and escape characters in postgresql
...cated the text needed to be preceded with 'E', as such:
insert into EscapeTest (text) values (E'This is the first part \n And this is the second');
This suppressed the warning, but the text was still not being returned correctly. When I added the additional slash as Michael suggested, it worked.
...
Re-enabling window.alert in Chrome
...esult in us spending two weeks to go through each one of these cases. Plus testing, and we are pushing for a release right now. So this allows us to notify the user that they have managed to check that box in firefox or chrome.
– DeadlyChambers
May 19 '14 at 1...