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How to print an exception in Python?
... instead of STDOUT, which allows for the proper output parsing/redirection/etc. I understand that the question was strictly about 'printing an error', but it seems important to point out the best practice here rather than leave out this detail that could lead to non-standard code for anyone who does...
When should I use C++ private inheritance?
...d of forwarding functions.
using vector<int>::push_back;
// etc...
};
When implementing the Adapter Pattern, inheriting privately from the Adapted class saves having to forward to an enclosed instance.
To implement a private interface. This comes up often with the Observer P...
When is TCP option SO_LINGER (0) required?
...nt of your server application misbehaves (times out, returns invalid data, etc.) an abortive close makes sense to avoid being stuck in CLOSE_WAIT or ending up in the TIME_WAIT state.
If you must restart your server application which currently has thousands of client connections you might consider se...
Is there a Python function to determine which quarter of the year a date is in?
...)//3 will give you the quarter (0 for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-).
Originally two answers, multiply upvoted and even originally accepted (both currently deleted), were buggy -- not doing the -1 before the division, and dividing by 4 ins...
What is the curiously recurring template pattern (CRTP)?
...hat the Equality template would provide not only == but >, >=, <= etc. And you could use these definitions for multiple classes, reusing the code!
CRTP is a wonderful thing :) HTH
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Validating IPv4 addresses with regexp
...ification/security as 023 needs to be converted to 23 to avoid duplicates, etc. Thanks for trying to make things better !
– Danail Gabenski
Dec 27 '19 at 1:03
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ASP.NET MVC Razor pass model to layout
...thod for showing the logged in user's info like name , profile picture and etc.
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Should I use `import os.path` or `import os`?
...point out that import os and a import os.path is daft if you e.g. need os.getcwd() and os.path.isfile()
– Nick T
Apr 27 '10 at 21:32
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Disable all table constraints in Oracle
... really want to disable all constraints (including NOT NULL, primary keys, etc). You should think about putting constraint_type in the WHERE clause.
BEGIN
FOR c IN
(SELECT c.owner, c.table_name, c.constraint_name
FROM user_constraints c, user_tables t
WHERE c.table_name = t.table_name
...
How to keep environment variables when using sudo
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Notice that you should never edit the etc/sudoers directly. Instead, use the visudo command, which syntax-checks your edits before overwriting the sudoers file. That way, you don't lock yourself out if you make a mistake while editing.
– Hen...