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How to get the size of a string in Python?
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If you are talking about the length of the string, you can use len():
>>> s = 'please answer my question'
>>> len(s) # number of characters in s
25
If you need the size of the string in bytes, you need s...
Query an XDocument for elements by name at any depth
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How would you tackle this if an element name was duplicated within an xml document? For example: If the xml contained a collection of <Cars> with sub elements of <Part>, and also a collection of <Planes> with sub elements of <Part...
How to iterate through a DataTable
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@RehanKhan - cmd would be the SQL Command to execute. If you're using LINQ, you'd write your LINQ Query and get your results that way.
– Justin Niessner
May 7 '16 at 20:03
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Why does ReSharper want to use 'var' for everything?
... for everything - I do lots and lots of code reviews using TFS (web based diffs) and it makes my job extremely difficult: i.e. var items = GetSomeItems(); vs IDataReader dr = GetSomeItems(); Missing using statement on both but easier for me to catch when using IDataReader vs var.
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How do I create a datetime in Python from milliseconds?
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Surely datetime always supports it though? If we've got sub-second precision, it seems wrong to throw it away. If we don't there's no harm done - we just retain that original precision.
– Brian
Apr 14 '09 at 21:00
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Bootstrap table striped: How do I change the stripe background colour?
...t to a separate CSS file, not the actual Bootstrap CSS. It's cascading so if I add it after the bootstrap and it works perfectly and keeps it out of the main bootstrap. Plus then I don't have to carry my own modified bootstrap instead I just add my css to each project that needs this.
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What's the difference between @Secured and @PreAuthorize in spring security 3?
It's not clear for me what is the difference in spring security between :
5 Answers
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The Ruby %r{ } expression
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If you use spaces as your delimiter, your regular expression will break if you add spaces to it later. I think the idea is to use delimiters that don't match anything in your regular expression, with curly braces as the prefe...
How do you change a repository description on GitHub?
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As of 2020, if you chose the new design in feature preview, meta-information about the repository can be changed by clicking on a cog icon in the right-hand side menu's "About" section:
Upon doing so, a popup will appear where the descr...
@Nullable annotation usage
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It makes it clear that the method accepts null values, and that if you override the method, you should also accept null values.
It also serves as a hint for code analyzers like FindBugs. For example, if such a method dereferences its argument without checking for null first, FindBugs wil...