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List tables in a PostgreSQL schema
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In all schemas:
=> \dt *.*
In a particular schema:
=> \dt public.*
It is possible to use regular expressions with some restrictions
\dt (public|s).(s|t)
List of relations
Schema | Name | Type | Owner
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JSON.parse vs. eval()
... and json.parse just parses JSON whereas eval would leave the door open to all JS expressions.
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Reading GHC Core
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GHC Core is the System FC language into which all Haskell is translated. The (approximate) grammar for Core is given by:
Core is closely related to the simpler and better known System F. All transformations GHC does on the Core level are type-preserving refactorings o...
Font Awesome not working, icons showing as squares
... the new Font Awesome file. The problem is that when I try to use an icon, all that gets rendered on the page is a big square.
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Get a list of all git commits, including the 'lost' ones
...of a branch, it's rather like finding a needle in a haystack. You can find all the commits that don't appear to be referenced any more- git fsck --unreachable will do this for you- but that will include commits that you threw away after a git commit --amend, old commits on branches that you rebased ...
Iterator Loop vs index loop [duplicate]
... including continue, break, return
}
Advantages: more generic, works for all containers (even the new unordered associative containers, can also use different strides (e.g. std::advance(it, 2));
Disadvantages: need extra work to get the index of the current element (could be O(N) for list or forw...
Do you have to put Task.Run in a method to make it async?
... numbers for the sake of this example, granted, it's no processing time at all, it's just a matter of formulating an example here.
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How to get rspec-2 to give the full trace associated with a test failure?
...backtrace (that includes stuff like rails and rspec and other gems) almost all of the time - the only time you ever need it is to debug or understand something caused by the gem itself. So stick to the default backtrace clean patterns, and use -b in the odd case when you need it.
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vertical divider between two columns in bootstrap
... If the columns are of different heights, you can make the line run all the way down by setting min-height: 100%; height: 100%; in the CSS for the container div and the divs containing each column.
– raul
May 8 '16 at 2:52
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CSS horizontal centering of a fixed div?
...ood answer, but because it no longer is, and the next-highest answer needs all the help it can get to be seen as the best answer NOW. Quentin: I think it would be a good idea to edit in a comment to that effect in the answer itself - I'd then reverse my down vote.
– Nick Rice
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