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SQL keys, MUL vs PRI vs UNI
... column of a table, Key displays the one with the highest priority, in the order PRI, UNI, MUL.
As a general note, the MySQL documentation is quite good. When in doubt, check it out!
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Has anyone used Coffeescript for a production application? [closed]
... application, but all of the code you write (your application code, tests, etc) can (and should!) be coffeescript.
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HQL ERROR: Path expected for join
...ct u from UserGroup ug inner join ug.user u
where ug.group_id = :groupId
order by u.lastname
As a named query:
@NamedQuery(
name = "User.findByGroupId",
query =
"SELECT u FROM UserGroup ug " +
"INNER JOIN ug.user u WHERE ug.group_id = :groupId ORDER BY u.lastname"
)
Use paths in t...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...n that.. you may sometimes need to store "this" globally, (for example) in order to access it within a listener's implemented method who has it's own 'this'. In that case, you'd define "Context context" globally, and then in the onCreate, set "context = this", and then refer to "context". Hope that ...
Are delphi variables initialized with a value by default?
...lse, nil or whatever applies.
Global variables are always initialized to 0 etc as well;
Local reference-counted* variables are always initialized to nil or '';
Local non reference-counted* variables are uninitialized so you have to assign a value before you can use them.
I remember that Barry Kel...
What's the difference between RSpec and Cucumber? [closed]
...ur model is supposed to do, the controller does what it is supposed to do, etc).
RSpec and Cucumber both are used for Acceptance Testing (Which is called ATDD, BDD, Specification by Example, etc depending on who you ask). These are business-case driven Integration Tests, which mean they simulate th...
Expand a div to fill the remaining width
...
It is important to note, that the order of the children matters. The floating element with fixed width has to be above the other one. Took me too long to figure out, why it didn't worked for me with switched order.
– Riplexus
...
Changing Ctrl + Tab behavior for moving between documents in Visual Studio
...extDocumentWindow (Ctrl+F6) although that seems to cycle tabs in a strange order.
– DGreen
Apr 30 '13 at 13:49
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Why shouldn't all functions be async by default?
...ntil after N().)
Now imagine that this property of no longer knowing what order side effects happen in applies to every piece of code in your program except those that the optimizer manages to de-async-ify. Basically you have no clue anymore which expressions will be evaluate in what order, which ...
Shortcut to comment out a block of code with sublime text
...
Ctrl-/ will insert // style commenting, for javascript, etc
Ctrl-/ will insert <!-- --> comments for HTML,
Ctrl-/ will insert # comments for Ruby,
..etc
But does not work perfectly on HTML <script> tags.
HTML <script> ..blah.. </script> tags:
Ctrl-/ twice...