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Rails update_attributes without save?
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602
I believe what you are looking for is assign_attributes.
It's basically the same as update_att...
Replace multiple characters in one replace call
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edited Jul 4 '15 at 0:36
answered May 16 '13 at 0:11
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Showing Difference between two datetime values in hours
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120
I think you're confused because you haven't declared a TimeSpan you've declared a TimeSpan? whic...
How do I set the time zone of MySQL?
... MySQL:
In the file "my.cnf" in the [mysqld] section
default-time-zone='+00:00'
@@global.time_zone variable
To see what value they are set to:
SELECT @@global.time_zone;
To set a value for it use either one:
SET GLOBAL time_zone = '+8:00';
SET GLOBAL time_zone = 'Europe/Helsinki';
SET @@glo...
CSS media queries: max-width OR max-height
...nt rules:
@media screen and (max-width: 995px) , screen and (max-height: 700px) {
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}
From https://developer.mozilla.org/en/CSS/Media_queries/
...In addition, you can combine multiple media queries in a comma-separated list; if any of the media queries in the list is true, the associated ...
Installing Ruby Gem in Windows
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edited Feb 8 '17 at 12:07
reducing activity
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an...
How to reset sequence in postgres and fill id column with new data?
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207
If you don't want to retain the ordering of ids, then you can
ALTER SEQUENCE seq RESTART WITH ...
What are the big improvements between guava and apache equivalent libraries?
..."modern"
Apache Commons is a really mature library, but it's also almost 10 years old, and targets Java 1.4. Guava was open sourced in 2007, targets Java 5, and thus Guava greatly benefits from the Java 5 features: generics, varargs, enums, and autoboxing.
According to the Guava developers, generi...
Checking if a variable is not nil and not zero in ruby
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unless discount.nil? || discount == 0
# ...
end
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Elegant Python function to convert CamelCase to snake_case?
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