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How do I extract a sub-hash from a hash?
...gt; 4}
extracted_slice = initial_hash.slice!(:a, :c)
initial_hash would now be
{:b => 2, :d =>4}
extracted_slide would now be
{:a => 1, :c =>3}
You can look at slice.rb in ActiveSupport 3.1.3
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Maven does not find JUnit tests to run
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Note that the surefire documentation now claims that **/*Tests.java is a default include!
– Gareth
Oct 13 '17 at 9:54
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Is a LINQ statement faster than a 'foreach' loop?
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LINQ is slower now, but it might get faster at some point. The good thing about LINQ is that you don't have to care about how it works. If a new method is thought up that's incredibly fast, the people at Microsoft can implement it without e...
实现一个简单的服务端推方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... local id = 0;
local ttl = 100;
local now = ngx.time();
local config = ngx.shared.config;
if not config:get("id") then
config:set("id", "0");
end
while id >= tonumber(config:get("id")) do
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How to make a programme continue to run after log out from ssh? [duplicate]
...am in the background and a message is displayed confirming that.
You can now log out and it will continue running..
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How to write to file in Ruby?
... I find this ironic. The answer is very well documented... but now a year later, this question is the first hit on Google. When the question was asked, it may have seemed that the OP was dedicating little effort but now as far as Google is concerned, this is the best source.
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SQL (MySQL) vs NoSQL (CouchDB) [closed]
...a lot of their messages, comments etc. I have always used MySQL before but now I am minded to try something new like couchdb or similar which is not SQL.
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
I know some differences of LINQ to Entities and LINQ to Objects which the first implements IQueryable and the second implements IEnumerable and my question scope is within EF 5.
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Visual C++: How to disable specific linker warnings?
...C\bin\link.exe) to remove it from said list . Sounds like a jackhammer, i know. It works though.
For instance, if you want to remove the warning for 4099, open link.exe with an hex editor, goto line 15A0 which reads 03 10 (little endian for 4099) and replace it with FF 00 (which does not exist.)
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Explain “claims-based authentication” to a 5-year-old
...care how the authentication occurred because of the trust. The bartender knows nothing about you except your date of birth because that's all the bartender needs to know. Now, the bartender could store information that they think is important to them, like your favorite drink, but the government d...