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How Pony (ORM) does its tricks?
...nerator into SQL query in three steps:
Decompiling of generator bytecode and rebuilding generator AST
(abstract syntax tree)
Translation of Python AST into "abstract SQL" -- universal
list-based representation of a SQL query
Converting abstract SQL representation into specific
database-dependent S...
vim command to restructure/force text to 80 columns
... ). What I am looking for is something similar to = (the indent line command) but to wrap to 80. The use case is sometimes you edit text with textwidth and after joining lines or deleting/adding text it comes out poorly wrapped.
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Closing WebSocket correctly (HTML5, Javascript)
...lient connection. The normal TCP socket close method can sometimes be slow and cause applications to think the connection is still open even when it's not.
The browser should really do this for you when you close or reload the page. However, you can make sure a close frame is sent by doing capturin...
postgresql return 0 if returned value is null
...price DESC ) FROM web_price_scan
WHERE listing_Type = 'AARM'
AND u_kbalikepartnumbers_id = 1000307
AND ( EXTRACT( DAY FROM ( NOW() - dateEnded ) ) ) * 24 < 48
AND COALESCE( price, 0 ) > ( SELECT AVG( COALESCE( price, 0 ) )* 0.50
...
Set scroll position
...ll an element instead of the full window, elements don't have the scrollTo and scrollBy methods. You should:
var el = document.getElementById("myel"); // Or whatever method to get the element
// To set the scroll
el.scrollTop = 0;
el.scrollLeft = 0;
// To increment the scroll
el.scrollTop += 100;...
Understanding scala enumerations
I have to say I don't understand Scala enumeration classes. I can copy-paste the example from documentation, but I have no idea what is going on.
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Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
I'm working on extending the Grails Clojure plugin in Grails 2.0.0 (and 2.1.0-SNAPSHOT) and I wanted to update it to Clojure 1.3.0 and add clojure.tools.logging .
...
Objective-C: Extract filename from path string
...etingPathExtension];
The lastPathComponent call will return thefile.ext, and the stringByDeletingPathExtension will remove the extension suffix from the end.
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Is inject the same thing as reduce in ruby?
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Yes, and it's also called fold in many other programming languages and in Mathematics. Ruby aliases a lot in order to be intuitive to programmers with different backgrounds. If you want to use #length on an Array, you can. If you ...
Why does TestInitialize get fired for every test in my Visual Studio unit tests?
...ot a single [TestClass] , which has a [TestInitialize] , [TestCleanup] and a few [TestMethods] .
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