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Use cases for the 'setdefault' dict method
...ld say defaultdict is useful for settings defaults before filling the dict and setdefault is useful for setting defaults while or after filling the dict.
Probably the most common use case: Grouping items (in unsorted data, else use itertools.groupby)
# really verbose
new = {}
for (key, value) in ...
How can I maximize a split window?
...p manual page with split window. I want to maximize the help manual window and close the other window.
11 Answers
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Manipulate a url string by adding GET parameters
I want to add GET parameters to URLs that may and may not contain GET parameters without repeating ? or & .
15 Answe...
One class per file rule in .NET? [closed]
I follow this rule but some of my colleagues disagree with it and argue that if a class is smaller it can be left in the same file with other class(es).
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Get int value from enum in C#
...sn't true. You can create Enumeration without casting, it is not required. and I only assign number in special cases, most of the time, I leave it as default value. but you can do enum Test { Item = 1 } and see that 1 == (int)Test.Item is equal.
– Jaider
Jun 28...
Building vs. Compiling (Java)
...ports.
So as you can see, compiling is only a (small) part of the build (and the best practice is to fully automate all the steps with tools like Maven or Ant and to run the build continuously which is known as Continuous Integration).
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Intent - if activity is running, bring it to front, else start a new one (from notification)
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You can use this:
<activity
android:name=".YourActivity"
android:launchMode="singleTask"/>
which will work similar to "singleInstance" but it won't have that weird animation.
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Does Ruby have a string.startswith(“abc”) built in method?
...ot String#startswith: In Ruby, the names of boolean-ish methods end with ? and the words in method names are separated with an _. Not sure where the s went, personally, I'd prefer String#starts_with? over the actual String#start_with?
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How to round the corners of a button
I have a rectangle image (jpg) and want to use it to fill the background of a button with rounded corner in xcode.
15 Answe...
jQuery click events firing multiple times
... video poker game in Javascript as a way of getting the basics of it down, and I've run into a problem where the jQuery click event handlers are firing multiple times.
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