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Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
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These events are called in the following order:
beforeTextChanged(CharSequence s, int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to tak...
How to bind a List to a ComboBox?
...ry = (Country)comboBox1.SelectedItem;.
If you want the ComboBox to dynamically update you'll need to make sure that the data structure that you have set as the DataSource implements IBindingList; one such structure is BindingList<T>.
Tip: make sure that you are binding the DisplayMember to...
PostgreSQL wildcard LIKE for any of a list of words
... According to dba.stackexchange.com/a/10696/27757 SIMILAR TO is internally translated to a regex search
– Mark K Cowan
Sep 16 '16 at 10:17
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Plot smooth line with PyPlot
...) (Plus there's no harm in making the coments a bit more PEP8 style, after all it's "exposed code".) But in general: thanks for the example!
– brezniczky
Oct 25 '19 at 15:02
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Animate scroll to ID on page load
...into view on page load, but had two issues: a) using "html,body" gave two callbacks (one for each matched element). b) It depends on browser which of body or html works. So I made a gist which you can adapt to use in your project to ensure scroll-into-view works on "any" browser and that you will on...
Why Collections.sort uses merge sort instead of quicksort?
...to provide a stable sort (Merge Sort)
to sort object references. (Techincally speaking, multiple sequential
stable sorts result in a lexicographic ordering on the keys in the
reverse order of the sorts: the final sort determines the most
significant subkey.)
It's a nice side benefit tha...
Rails “validates_uniqueness_of” Case Sensitivity
... 3rd Edition:
...despite its name, validates_uniqueness_of doesn’t really guarantee that column values will be unique. All it can do is verify that no column has the same value as that in the record being validated at the time the validation is performed. It’s possible for two records to be ...
Difference between Document-based and Key/Value-based databases?
...e debate on the correct name for databases such as Cassandra, I'd like to call them column-family stores. Although key-value pairs are an essential part of Cassandra, it's not limited to just that. It allows you to nest key-value pairs, so a key could refer to multiple sub-key-value pairs.
You cann...
Xcode 4 and Core Data: How to enable SQL Debugging
...tween 1 and 4, higher number makes it more verbose)
Press OK and your are all set.
The key here is to edit the scheme you will be using for testing.
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How can I get the full object in Node.js's console.log(), rather than '[Object]'?
...console.log(obj) it still prints [Object] for deeply nested objects :( I really wish it would behave as you describe.
– SSH This
Feb 23 '16 at 22:36
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