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Iterating through a list in reverse order in java
...thout an index argument will give an Iterator at the beginning of the list and so hasPrevious() will return false on the first call.
– Adamski
Jan 20 '10 at 15:35
2
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Set time part of DateTime in ruby
Say I have a datetime object eg DateTime.now . I want to set hours and minutes to 0 (midnight). How can I do that?
4 Ans...
python's re: return True if string contains regex pattern
...working on a similar case where I want to search for an exact string (xyz) and want to know which is a more efficient way to do this, should I use python's 'xyz' in given_text or use re.compile(r'xyz').search(given_text) ?
– bawejakunal
May 4 '16 at 9:01
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ASP.NET MVC How to convert ModelState errors to json
...;
}
return null;
}
}
Then call that extension method and return the errors from the controller action (if any) as json:
if (!ModelState.IsValid)
{
return Json(new { Errors = ModelState.Errors() }, JsonRequestBehavior.AllowGet);
}
And then finally, show those errors on th...
Repeat string to certain length
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def repeat_to_length(string_to_expand, length):
return (string_to_expand * ((length/len(string_to_expand))+1))[:length]
For python3:
def repeat_to_length(string_to_expand, length):
return (string_to_expand * (int(length/len(string_to_expand))+1))[:l...
Why do I get the error “Unsafe code may only appear if compiling with /unsafe”?
...nsafe switch on.
Open the properties for the project, go to the Build tab and check the Allow unsafe code checkbox.
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Json.net serialize/deserialize derived types?
...ewtonsoft JSON.NET
Be careful, though. Using anything other than TypeNameHandling = TypeNameHandling.None could open yourself up to a security vulnerability.
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How can I install from a git subdirectory with pip?
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There is a pull request regarding this feature, and it seems to have been merged to develop branch a month ago. The syntax is the following:
pip install -e git+https://git.repo/some_repo.git#egg=version_subpkg&subdirectory=repo # install a python package from a repo s...
List files ONLY in the current directory
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Just use os.listdir and os.path.isfile instead of os.walk.
Example:
import os
files = [f for f in os.listdir('.') if os.path.isfile(f)]
for f in files:
# do something
But be careful while applying this to other directory, like
files ...
Include CSS,javascript file in Yii Framework
...answered Jan 13 '10 at 9:55
Alexander HramovAlexander Hramov
2,22011 gold badge1515 silver badges1818 bronze badges
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