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jQuery: Can I call delay() between addClass() and such?
...t or dequeue is to let jQuery know that you are done with this queued item and that it should move on to the next one.
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Java 8 Distinct by property
... returns a predicate that maintains state about what it's seen previously, and that returns whether the given element was seen for the first time:
public static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
Set<Object> seen = ConcurrentHashMap.new...
Best way to add Activity to an Android project in Eclipse?
When adding an activity to an existing Android project, I manually create a new class - is that the best / preferred way? How do others handle that?
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Why is `[` better than `subset`?
...ng to an excellent explanation by Hadley Wickham of the dangers of subset (and functions like it) [here]. Go read it!
It's a somewhat long read, so it may be helpful to record here the example that Hadley uses that most directly addresses the question of "what can go wrong?":
Hadley suggests the f...
Python: Check if one dictionary is a subset of another larger dictionary
...to write a custom filter method that takes an arbitrary number of kwargs and returns a list containing the elements of a database-like list that contain those kwargs .
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Take a full page screenshot with Firefox on the command-line
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The Developer Toolbar GCLI and Shift+F2 shortcut were removed in Firefox version 60. To take a screenshot in 60 or newer:
press Ctrl+Shift+K to open the developer console (⌥ Option+⌘ Command+K on macOS)
type :screenshot or :screenshot --fullpage ...
cocoapods - 'pod install' takes forever
I was trying to update the existing pods with pod install command, but it takes forever to run.
19 Answers
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How to list all methods for an object in Ruby?
...ons", "table_name_prefix", ...
Note that methods is a method for Classes and for Class instances.
Here's the methods that my User class has that are not in the ActiveRecord base class:
>> User.methods - ActiveRecord::Base.methods
=> ["field_types", "su_pw?", "set_login_attr", "create_u...
Good ways to manage a changelog using git?
I've been using Git for a while now, and I recently started using it to tag my releases so that I could more easily keep track of changes and be able to see which version each of our clients are running (unfortunately the code currently mandates that each client have their own copy of the PHP site; ...
Can I see changes before I save my file in Vim?
I use Vim.
I open a file. I edit it and I want to see what I've edited before I save it.
14 Answers
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