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How to convert CharSequence to String?
How can I convert a Java CharSequence to a String ?
3 Answers
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Java List.add() UnsupportedOperationException
I try to add objects to a List<String> instance but it throws an UnsupportedOperationException .
Does anyone know why?
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How to open a web page from my application?
...), it is safer to encapsulate it in a function that checks that the passed string is indeed a URI, to avoid accidentally starting random processes on the machine.
public static bool IsValidUri(string uri)
{
if (!Uri.IsWellFormedUriString(uri, UriKind.Absolute))
return false;
Uri t...
Contains method for a slice
...iom. Since you aren't interested in the value, you might also create a map[string]struct{} for example. Using an empty struct{} here has the advantage that it doesn't require any additional space and Go's internal map type is optimized for that kind of values. Therefore, map[string] struct{} is a po...
High performance fuzzy string comparison in Python, use Levenshtein or difflib [closed]
...is quite interesting.
2018 edit: If you're working on identifying similar strings, you could also check out minhashing--there's a great overview here. Minhashing is amazing at finding similarities in large text collections in linear time. My lab put together an app that detects and visualizes text ...
Change text color of one word in a TextView
...
Easiest way I know is to just use html.
String first = "This word is ";
String next = "<font color='#EE0000'>red</font>";
t.setText(Html.fromHtml(first + next));
But this will require you to rebuild the TextView when (if?) you want to change the color...
Print string to text file
... Amount: {}".format(TotalAmount), file=text_file)
Python3.6 introduced f-strings for another alternative
with open("Output.txt", "w") as text_file:
print(f"Purchase Amount: {TotalAmount}", file=text_file)
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Difference between List, List, List, List, and List
...u can't mix oranges and apples. You would be able to add an Object to your String list if you could pass a string list to a method that expects object lists. (And not all objects are strings)
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Escape regex special characters in a Python string
...tackoverflow.com'))
www\.stackoverflow\.com
Repeating it here:
re.escape(string)
Return string with all non-alphanumerics backslashed; this is useful if you want to match an arbitrary literal string that may have regular expression metacharacters in it.
As of Python 3.7 re.escape() was changed to...
How to extract a substring using regex
I have a string that has two single quotes in it, the ' character. In between the single quotes is the data I want.
13 An...