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Freely convert between List and IEnumerable
How can I convert a List<MyObject> to an IEnumerable<MyObject> and then back again?
6 Answers
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Explain Python entry points?
...point use: it will install something like a half-dozen useful commands for converting Python documentation to other formats.
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Reading specific lines only
...gt;> import linecache
>>> linecache.getline('/etc/passwd', 4)
'sys:x:3:3:sys:/dev:/bin/sh\n'
Change the 4 to your desired line number, and you're on. Note that 4 would bring the fifth line as the count is zero-based.
If the file might be very large, and cause problems when read into m...
How to check if a string contains an element from a list in Python
...ll known help flags: any([x.lower() in ['-?','-h','--help', '/h'] for x in sys.argv[1:]])
– AXE Labs
May 29 '14 at 20:04
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How to split() a delimited string to a List
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string.Split() returns an array - you can convert it to a list using ToList():
listStrLineElements = line.Split(',').ToList();
Note that you need to import System.Linq to access the .ToList() function.
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How to add spacing between UITableViewCell
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Hi, I was wondering if this was possible without converting all of your rows to sections. I have borders on every tableViewCell, so increasing the height will not help. I have a lot of customizations with my cell, and I do not want to convert it to sections. Thanks!
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Distinct() with lambda?
...your C# lambda expression into the native context of X. That is, LinqToSql converts your C# into SQL and executes that command natively wherever possible. This means any method that resides in C# can't be "passed through" a linqProvider if there's no way to express it in SQL (or whatever linq provi...
Getting a map() to return a list in Python 3.x
... going to do is iterate over this list eventually, there's no need to even convert it to a list, because you can still iterate over the map object like so:
# Prints "ABCD"
for ch in map(chr,[65,66,67,68]):
print(ch)
sh...
String, StringBuffer, and StringBuilder
... logic operations is rather slow, and is not advised at all, since the JVM converts the String to a StringBuffer in the bytecode. A lot of overhead is wasted converting from String to StringBuffer and then back to String again.
– Pieter van Niekerk
Jun 4 '10 at...
How do I convert a pandas Series or index to a Numpy array? [duplicate]
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I converted the pandas dataframe to list and then used the basic list.index(). Something like this:
dd = list(zone[0]) #Where zone[0] is some specific column of the table
idx = dd.index(filename[i])
You have you index value ...