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Float vs Decimal in ActiveRecord
... types confuse me. Err, often. One of my eternal questions is, for a given case,
3 Answers
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regex.test V.S. string.match to know if a string matches a regular expression
...lar expression regexp, use regexp.test(string).
Is the difference significant?
The answer once more is YES! This jsPerf I put together shows the difference is ~30% - ~60% depending on the browser:
Conclusion
Use .test if you want a faster boolean check. Use .match to retrieve all matches wh...
ElasticSearch - Return Unique Values
...
You can use the terms aggregation.
{
"size": 0,
"aggs" : {
"langs" : {
"terms" : { "field" : "language", "size" : 500 }
}
}}
A search will return something like:
{
"took" : 16,
"timed_out" : false,
"_shards" ...
How do I browse an old revision of a Subversion repository through the web view?
...ect's Subversion repository through its web front-end, but it seems that I can only browse the latest revision of the trunk. Is there a way to browse an older revision of the trunk through the web UI?
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Using Mockito's generic “any()” method
...
Since Java 8 you can use the argument-less any method and the type argument will get inferred by the compiler:
verify(bar).doStuff(any());
Explanation
The new thing in Java 8 is that the target type of an expression will be used to infe...
How to make the overflow CSS property work with hidden as value
...verflow:hidden should be hidden. without an abstract reference to the docs can anyone provide a good reason for choosing this route vs the route that makes more sense?
– user1873073
Feb 6 '13 at 4:45
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How can I tell Rails to use RSpec instead of test-unit when creating a new Rails app?
... You don't need the generator.rb initializer, this is taken care of by RSpec's railtie. All you need is rspec-rails within the development group of the Gemfile which is enough to require it for the generators. You also don't need to generate the app with -T, you can delete the test di...
In OS X Lion, LANG is not set to UTF-8, how to fix it?
...o setup postgress in OS X Lion, and find that is not correctly setup the LOCALE environment var.
5 Answers
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Difference between await and ContinueWith
Can someone explain if await and ContinueWith are synonymous or not in the following example. I'm trying to use TPL for the first time and have been reading all the documentation, but don't understand the difference.
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Shuffle two list at once with same order
...ments and I need shuffle them in order to keep same order in both lists. I cannot shuffle them separately because each time I shuffle the list, I get other results. That is why I need to shuffle the at once with same order because I need compare them in the end (it depends on order). I'm using pytho...