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Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
...ryGetValue(name, out item);
return item;
This works, because TryGetValue sets item to null if no key with name exists.
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Does Notepad++ show all hidden characters?
In Notepad++ I have set "replace tab with 2 spaces".
5 Answers
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How to return 2 values from a Java method?
I am trying to return 2 values from a Java method but I get these errors. Here is my code:
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Viewing full version tree in git
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@rchrd I would set them as alias by running git config --global alias.ver "log --oneline --graph --color --all --decorate" and only need to type git ver thereafter.
– checksum
May 15 at 23:58
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
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I think you're a little confused. PYTHONPATH sets the search path for importing python modules, not for executing them like you're trying.
PYTHONPATH Augment the default search path for module files. The
format is the same as the shell’s PATH: one or more direct...
Why can't the C# constructor infer type?
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Why do browsers match CSS selectors from right to left?
...o attempt to match that selector against that element at all in Gecko: the set of "selectors with IDs" that are attempted comes from a hashtable lookup on the element's ID. So this is 70% of the rules which have a pretty good chance of matching that still don't match after considering just the tag/...
Django's SuspiciousOperation Invalid HTTP_HOST header
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If your ALLOWED_HOSTS is set correctly, then it is possible someone is probing your site for the vulnerability by spoofing the header.
There is discussion right now by the Django developers to change this from a 500 internal server error to a 400 r...
Is there a JSON equivalent of XQuery/XPath?
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I think JSONQuery is a superset of JSONPath and thus replaces it in dojo. Then there's also RQL.
From Dojo documentation:
JSONQuery is an extended version of JSONPath with additional features
for security, ease of use, and a comprehensive set of ...
Using port number in Windows host file
... to make them easy to work with. Is like the Autoresponders, are just a subset of what you can do scripting it directly. If you can't do something with menus, script it.
– m3nda
Apr 16 '16 at 5:37
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