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Is there a way to instantiate objects from a string holding their class name?
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edited Apr 4 '14 at 1:06
Garet Claborn
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How to iterate over a JavaScript object?
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18 Answers
18
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How to add a filter class in Spring Boot?
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162
If you want to setup a third-party filter you can use FilterRegistrationBean.
For example the ...
Convert SQLITE SQL dump file to POSTGRESQL
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101
You should be able to feed that dump file straight into psql:
/path/to/psql -d database -U use...
How to erase the file contents of text file in Python?
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12 Answers
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SQLite UPSERT / UPDATE OR INSERT
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This is a late answer. Starting from SQLIte 3.24.0, released on June 4, 2018, there is finally a support for UPSERT clause following PostgreSQL syntax.
INSERT INTO players (user_name, age)
VALUES('steven', 32)
ON CONFLICT(user_name)
DO UPDATE SET age=excluded.age;
Note: For those havi...
How to change the background color of a UIButton while it's highlighted?
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417
You can override UIButton's setHighlighted method.
Objective-C
- (void)setHighlighted:(BOOL)...
Getting the last argument passed to a shell script
$1 is the first argument.
$@ is all of them.
27 Answers
27
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