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Easy idiomatic way to define Ordering for a simple case class
...ering for Tuples, as it is clear, concise, and correct:
case class A(tag: String, load: Int) extends Ordered[A] {
// Required as of Scala 2.11 for reasons unknown - the companion to Ordered
// should already be in implicit scope
import scala.math.Ordered.orderingToOrdered
def compare(that:...
What's the difference between a single precision and double precision floating point operation?
...s 32 bits, its double-precision counterpart will be 64 bits long.
The extra bits increase not only the precision but also the range of magnitudes that can be represented.
The exact amount by which the precision and range of magnitudes are increased depends on what format the program is using ...
How do you read CSS rule values with JavaScript?
I would like to return a string with all of the contents of a CSS rule, like the format you'd see in an inline style. I'd like to be able to do this without knowing what is contained in a particular rule, so I can't just pull them out by style name (like .style.width etc.)
...
How does IPython's magic %paste work?
...est_mode which allows you to copy paste example and test snippets from doc strings. This is also useful to execute interactive python session output that you could find in documentation and online forums, without having to first strip out the prompt strings.
...
Assignment inside lambda expression in Python
...tes, but you can also use a.count(""), for example, to only restrict empty strings.
Needless to say, you can do this but you really shouldn't. :)
Lastly, you can do anything in pure Python lambda: http://vanderwijk.info/blog/pure-lambda-calculus-python/
...
Insert results of a stored procedure into a temporary table
... You don't need a linked server, but you would need to get the connection string right...and also, specify the full path to the stored procedure including the database name and the sp's owner.
– MartW
Aug 11 '09 at 12:30
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Difference between clustered and nonclustered index [duplicate]
... every row in your table. This can be anything, really - an INT, a GUID, a string - pick what makes most sense for your scenario.
2) the clustering key (the column or columns that define the "clustered index" on the table) - this is a physical storage-related thing, and here, a small, stable, ever-...
xkcd style graphs in MATLAB
... an annotation
annotation(fh,'textarrow',[0.4 0.55],[0.8 0.65],...
'string',sprintf('text%shere',char(10)),'headStyle','none','lineWidth',1.5,...
'fontName','Comic Sans MS','fontSize',14,'verticalAlignment','middle','horizontalAlignment','left')
%# capture with export_fig
im = export_fi...
Hidden features of Windows batch files
...
I was looking for this last week! (couldn't remember the character)
– chilltemp
Nov 11 '08 at 22:14
21
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Using Git, how could I search for a string across all branches?
...Git, how could I search within all files in all local branches for a given string?
5 Answers
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