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How to escape braces (curly brackets) in a format string in .NET
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10 Answers
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C# Regex for Guid
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184
This one is quite simple and does not require a delegate as you say.
resultString = Regex.Rep...
Is there any way to prevent input type=“number” getting negative values?
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16 Answers
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What is the Python equivalent of static variables inside a function?
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A bit reversed, but this should work:
def foo():
foo.counter += 1
print "Counter is %d" % foo.counter
foo.counter = 0
If you want the counter initialization code at the top instead of the bottom, you can create a decorator:
def static_vars(**kwargs):
def decorate(func):
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How to convert list of tuples to multiple lists?
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166
The built-in function zip() will almost do what you want:
>>> zip(*[(1, 2), (3, 4), ...
When I catch an exception, how do I get the type, file, and line number?
...s.exc_info()
fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
print(exc_type, fname, exc_tb.tb_lineno)
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Types in MySQL: BigInt(20) vs Int(20)
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CREATE TABLE foo ( bar INT(20) ZEROFILL );
INSERT INTO foo (bar) VALUES (1234);
SELECT bar from foo;
+----------------------+
| bar |
+----------------------+
| 00000000000000001234 |
+----------------------+
It's a common source of confusion for MySQL users to see INT(20) and ...
An “and” operator for an “if” statement in Bash
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edited Nov 15 '19 at 20:51
answered Nov 16 '12 at 0:22
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How to style the option of an html “select” element?
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17 Answers
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How to check if smtp is working from commandline (Linux) [closed]
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177
Syntax for establishing a raw network connection using telnet is this:
telnet {domain_name} {...