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Open Cygwin at a specific folder
...you install Cygwin (or if you’ve already installed it, download it again and start setup again to run an update), make sure that you select the chere package under the "Shells" category.
After Cygwin is launched, open up a Cygwin terminal (as an administrator) and type the command: chere -i -t mi...
Date query with ISODate in mongodb doesn't seem to work
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Although $date is a part of MongoDB Extended JSON and that's what you get as default with mongoexport I don't think you can really use it as a part of the query.
If try exact search with $date like below:
db.foo.find({dt: {"$date": "2012-01-01T15:00:00.000Z"}})
you'll g...
How to implement infinity in Java?
...X_VALUE field of the Integer class:
Integer myInf = Integer.MAX_VALUE;
(And for NEGATIVE_INFINITY you could use MIN_VALUE.) There will of course be some functional differences, e.g., when comparing myInf to a value that happens to be MAX_VALUE: clearly this number isn't less than myInf.
There's ...
What is the easiest way to parse an INI file in Java?
...format of this ini files is the common windows style, with header sections and key=value pairs, using # as the character for commenting.
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Check if a given key already exists in a dictionary
...()
for i in range(100):
key = i % 10
d[key] = d.get(key, 0) + 1
and if you wanted to always ensure a default value for any key you can either use dict.setdefault() repeatedly or defaultdict from the collections module, like so:
from collections import defaultdict
d = defaultdict(int)
f...
Is it OK to leave a channel open?
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It's OK to leave a Go channel open forever and never close it. When the channel is no longer used, it will be garbage collected.
Note that it is only necessary to close a channel if the receiver is
looking for a close. Closing the channel is a control signal on...
Python “raise from” usage
What's the difference between raise and raise from in Python?
1 Answer
1
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How to access cookies in AngularJS?
...e AngularJS way to access cookies? I've seen references to both a service and a module for cookies, but no examples.
9 A...
document.getElementById vs jQuery $()
...e same result as document.getElementById, you can access the jQuery Object and get the first element in the object (Remember JavaScript objects act similar to associative arrays).
var contents = $('#contents')[0]; //returns a HTML DOM Object
...
Changing specific text's color using NSMutableAttributedString in Swift
...textColor of certain text in a TextView. I am using a concatenated string, and just want the strings I am appending into the TextView's text. It appears that what I want to use is NSMutableAttributedString , but I am not finding any resources of how to use this in Swift. What I have so far is somet...