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How to get item's position in a list?
...n two different contexts in a single line in the generator example; one inside the comprehension, and the other to iterate through it. I know it threw me off for a second.
– Brown
May 3 '13 at 14:34
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Get last result in interactive Python shell
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Found __ and ___ by chance as well in 1.2.1.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jul 8 '16 at 12:56
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Why does pattern matching in Scala not work with variables?
... Scala, these must either start with an uppercase letter, or be surrounded by backticks.
Both of these would be solutions to your problem:
def mMatch(s: String) = {
val target: String = "a"
s match {
case `target` => println("It was" + target)
case _ => println("It wa...
How to capture Curl output to a file?
...L
curl http://www.example.com/data.txt -O
# saves to filename determined by the Content-Disposition header sent by the server.
curl http://www.example.com/data.txt -O -J
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How do I create a datetime in Python from milliseconds?
I can create a similar Date object in Java by java.util.Date(milliseconds) . How do I create the comparable in Python?
5 A...
Stop Excel from automatically converting certain text values to dates
...ext"
EDIT (according to other posts): because of the Excel 2007 bug noted by Jeffiekins one should use the solution proposed by Andrew: "=""2008-10-03"""
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How to print instances of a class using print()?
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As Chris Lutz mentioned, this is defined by the __repr__ method in your class.
From the documentation of repr():
For many types, this function makes an attempt to return a string that would yield an object with the same value when passed to eval(), otherwise th...
Comment out text in R Markdown (Rmd file)
... into html or pdf. I think the HTML comment characters are only dealt with by pandoc/rmarkdown after knitting.
– randy
Jul 12 '19 at 21:57
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Memcache(d) vs. Varnish for speeding up 3 tier web architecture
...the database only has to write this comment. Nothing else needs to be done by the database to generate the page. All the comments are pulled by Memcache, and the page is recached until somebody affects it again (perhaps by voting my answer up). Again, the database writes the vote, all other data is ...
Solutions for INSERT OR UPDATE on SQL Server
...t-or-update you can easily
get primary key violation.
Solutions provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @...