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Would it be beneficial to begin using instancetype instead of id?
... 'id', you get essentially no type checking at all. With instancetype, the compiler and IDE know what type of thing is being returned, and can check your code better and autocomplete better.
Only use it where it makes sense of course (i.e. a method that is returning an instance of that class); id i...
How do I handle ImeOptions' done button click?
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I ended up with a combination of Roberts and chirags answers:
((EditText)findViewById(R.id.search_field)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, i...
E11000 duplicate key error index in mongodb mongoose
...dexed field, the index build will fail with a duplicate key error.
You can combine the unique constraint with the sparse index to filter these null values from the unique index and avoid the error.
unique indexes
Sparse indexes only contain entries for documents that have the indexed field, even i...
Python - Get path of root project structure
...ctories as containing packages; this is done to prevent directories with a common name, such as string, from unintentionally hiding valid modules that occur later on the module search path. In the simplest case, __init__.py can just be an empty file, but it can also execute initialization code for t...
Effective method to hide email from spam bots
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community wiki
4 revscyptus
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Scanner vs. StringTokenizer vs. String.Split
I just learned about Java's Scanner class and now I'm wondering how it compares/competes with the StringTokenizer and String.Split. I know that the StringTokenizer and String.Split only work on Strings, so why would I want to use the Scanner for a String? Is Scanner just intended to be one-stop-shop...
MySQL “incorrect string value” error when save unicode string in Django
...rs and store them in MySQL. Just changing mysql charset to utf8mb4 via SQL commands is not enough!
– Xerion
Aug 6 '15 at 4:24
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Injecting Mockito mocks into a Spring bean
...mockito.Mockito" factory-method="mock">
<constructor-arg value="com.package.Dao" />
</bean>
Update
In the context file this mock must be listed before any autowired field depending on it is declared.
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node.js hash string?
... in a classic while-loop, then be sure that it's done... ➝ stackoverflow.com/a/21219407/444255
– Frank Nocke
Feb 15 '16 at 16:19
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