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Custom CSS Scrollbar for Firefox

...5 And this for background info: https://bugzilla.mozilla.org/show_bug.cgi?id=1460109 There's no Firefox equivalent to ::-webkit-scrollbar and friends. You'll have to stick with JavaScript. Plenty of people would like this feature, see: https://bugzilla.mozilla.org/show_bug.cgi?id=77790 As far as ...
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ExecutorService that interrupts tasks after a timeout

...rs.newScheduledThreadPool(2); final Future handler = executor.submit(new Callable(){ ... }); executor.schedule(new Runnable(){ public void run(){ handler.cancel(); } }, 10000, TimeUnit.MILLISECONDS); This will execute your handler (main functionality to be interrupted)...
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Removing item from vector, while in C++11 range 'for' loop?

...n which it keeps its elements" No, a vector will never reallocate due to a call to erase. The reason the iterators are invalidated is because each of the elements succeeding the erased element are moved. – ildjarn Apr 28 '12 at 4:40 ...
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Fast ceiling of an integer division in C / C++

...? Nathan Ernst's answer provides one solution, but it involves a function call, a variable declaration and a conditional, which makes it no shorter than the OPs code and probably even slower, because it is harder to optimize. My solution is this: q = (x % y) ? x / y + 1 : x / y; It will be slig...
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Highlight all occurrence of a selected word?

...and("<cword>") exec "%s/" . var . "//gn" finally call winrestview(l:win_view) call setreg('/', l:old_query) endtry endfun " Bellow we set a command "CountWord" and a mapping to count word " change as you like it command! -nargs=0 CountWord :call CountWordFunctio...
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What's best SQL datatype for storing JSON string?

...from a query into JSON format Update #2: in the final product, Microsoft did not include a separate JSON datatype - instead, there are a number of JSON-functions (to package up database rows into JSON, or to parse JSON into relational data) which operate on columns of type NVARCHAR(n) ...
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PG undefinedtable error relation users does not exist

...was not defined when factories.rb was being loaded. I wrapped the User.new call in a block and it solved the issue: Fixed code: FactoryGirl.define do factory :user do guid { User.new.send(:new_token) } end end Note: probably not best practice to need to call your model like this, but it ...
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Join vs. sub-query

...r, naturally there are programming areas where performance is paramount... Ideally, when one succeeds in reconciling one with another :) – simhumileco Oct 3 '17 at 13:31 34 ...
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Java generics type erasure: when and what happens?

...String>. But objects don't just appear from nowhere. They are created locally, passed in as a method invocation argument, returned as the return value from a method call, or read from a field of some object... In all these cases you CAN know at runtime what the generic type is, either implicitly...
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Embedded MongoDB when running integration tests

...nd can report that is was incredibly easy to set-up and run. The low-level calls are all part of the official com.mongodb Java API so it is no more complicated than using the regular API. – andyb Jul 27 '12 at 13:51 ...