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How to count the number of occurrences of an element in a List
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22 Answers
22
Active
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Decode HTML entities in Python string?
... 3.4+
Use html.unescape():
import html
print(html.unescape('£682m'))
FYI html.parser.HTMLParser.unescape is deprecated, and was supposed to be removed in 3.5, although it was left in by mistake. It will be removed from the language soon.
Python 2.6-3.3
You can use HTMLParser.unesca...
How can I convert this foreach code to Parallel.ForEach?
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128
string[] lines = File.ReadAllLines(txtProxyListPath.Text);
List<string> list_lines = new ...
Create PostgreSQL ROLE (user) if it doesn't exist
...TABLE there is no IF NOT EXISTS clause for CREATE ROLE (up to at least pg 12). And you cannot execute dynamic DDL statements in plain SQL.
Your request to "avoid PL/pgSQL" is impossible except by using another PL. The DO statement uses plpgsql as default procedural language. The syntax allows to om...
Rails check if yield :area is defined in content_for
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217
@content_for_whatever is deprecated.
Use content_for? instead, like this:
<% if content_fo...
Why are there two build.gradle files in an Android Studio project?
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2 Answers
2
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C# Events and Thread Safety
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answered Apr 24 '09 at 15:53
Jon SkeetJon Skeet
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Call a function with argument list in python
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270
To expand a little on the other answers:
In the line:
def wrapper(func, *args):
The * next...
IN vs OR in the SQL WHERE Clause
...xed I got these results:
SELECT COUNT(*) FROM t_inner WHERE val IN (1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000);
1 row fetched in 0.0032 (1.2679 seconds)
SELECT COUNT(*) FROM t_inner WHERE val = 1000 OR val = 2000 OR val = 3000 OR val = 4000 OR val = 5000 OR val = 6000 OR val = 7000 OR v...
Best lightweight web server (only static content) for Windows [closed]
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Bruno Brant
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answered Feb 25 '11 at 15:50
ARFARF
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