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Ruby, remove last N characters from a string?
..._suffix!('123') # => "abc"
It's even significantly faster (almost 40% with the bang method) than the top answer. Here's the result of the same benchmark:
user system total real
chomp 0.949823 0.001025 0.950848 ( 0.951941)
range ...
Java String - See if a string contains only numbers and not letters
...Z]+") == false && text.length() > 2){
to:
if (text.matches("[0-9]+") && text.length() > 2) {
Instead of checking that the string doesn't contain alphabetic characters, check to be sure it contains only numerics.
If you actually want to use the numeric value, use Integer.p...
How to extract numbers from a string and get an array of ints?
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answered Mar 2 '10 at 22:39
Sean OwenSean Owen
62.6k1919 gold badges130130 silver badges163163 bronze badges
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How to read a .xlsx file using the pandas Library in iPython?
... for sheet_name in xl_file.sheet_names}
Update: In pandas version 0.21.0+ you will get this behavior more cleanly by passing sheet_name=None to read_excel:
dfs = pd.read_excel(file_name, sheet_name=None)
In 0.20 and prior, this was sheetname rather than sheet_name (this is now deprecat...
Is there a float input type in HTML5?
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+50
The number type has a step value controlling which numbers are valid (along with max and min), which defaults to 1. This value is also...
Convert string[] to int[] in one line of code using LINQ
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answered Aug 19 '09 at 0:15
Ahmad MageedAhmad Mageed
85.1k1717 gold badges148148 silver badges167167 bronze badges
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Fastest way to reset every value of std::vector to 0
...at's the fastest way to reset every value of a std::vector<int> to 0 and keeping the vectors initial size ?
6 Answ...
Razor HtmlHelper Extensions (or other namespaces for views) Not Found
...r.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
<section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=3...
iOS UIImagePickerController result image orientation after upload
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20 Answers
20
Active
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How to create a sequence of integers in C#?
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206
You can use Enumerable.Range(0, 10);. Example:
var seq = Enumerable.Range(0, 10);
MSDN page ...