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How to remove underline from a name on hover
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Harry JoyHarry Joy
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What does rake db:test:prepare actually do?
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Richard BrownRichard Brown
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Initializing a struct to 0
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144
The first is easiest(involves less typing), and it is guaranteed to work, all members will be s...
Rails 4 - passing variable to partial
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– Akshay Vishnoi
Apr 26 '13 at 21:46
4
You can omit the locals hash to use the short version li...
Tuning nginx worker_process to obtain 100k hits per min
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Config file:
worker_processes 4; # 2 * Number of CPUs
events {
worker_connections 19000; # It's the key to high performance - have a lot of connections available
}
worker_rlimit_nofile 20000; # Each connection needs a filehandle (or 2 if you ...
CSS selector for other than the first child and last child
...alman von AbbasSalman von Abbas
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Getting value of public static final field/property of a class in Java via reflection
...thing else.
– Viet
Apr 21 '10 at 18:41
1
But what is the type of the exception? (i.e. NullPointer...
Query for array elements inside JSON type
...ed answer:
Query for element of array in JSON column
jsonb in Postgres 9.4+
Use the equivalent jsonb_array_elements().
Better yet, use the new "contains" operator @> (best in combination with a matching GIN index on the expression data->'objects'):
CREATE INDEX reports_data_gin_idx ON report...
Nginx location priority
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Jens
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answered Mar 8 '11 at 21:16
Martin RedmondMar...
Showing a different background colour in Vim past 80 characters
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224
If you have Vim >= v7.3, you can simply add this to your .vimrc to highlight 81 and onward (s...