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Format string, integer with leading zeros
... the format string "img_%03d.jpg" to get decimal numbers with three digits and leading zeros.
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Is an array an object in java
... Until now I always assumed an object was synonymous with class instance and that arrays were a special language feature or something.
– Ruben9922
Aug 9 '17 at 12:40
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Django DB Settings 'Improperly Configured' Error
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You can't just fire up Python and check things, Django doesn't know what project you want to work on. You have to do one of these things:
Use python manage.py shell
Use django-admin.py shell --settings=mysite.settings (or whatever settings module you us...
Can I add comments to a pip requirements file?
...ust use #
pip docs:
A line that begins with # is treated as a comment and ignored. Whitespace followed by a # causes the # and the remainder of the line to be treated as a comment.
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Remove a prefix from a string [duplicate]
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I don't know about "standard way".
def remove_prefix(text, prefix):
if text.startswith(prefix):
return text[len(prefix):]
return text # or whatever
As noted by @Boris and @Stefan, on Python 3.9+ you can use
text.removeprefix(...
PHP - Merging two arrays into one array (also Remove Duplicates)
Hi I'm Trying to merge two arrays and also want to remove duplicate values from final Array.
5 Answers
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$(this).val() not working to get text from span using jquery
...t(monthname);
});
.val() is for input type elements (including textareas and dropdowns), since you're dealing with an element with text content, use .text() here.
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What is C# analog of C++ std::pair?
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Tuples are available since .NET4.0 and support generics:
Tuple<string, int> t = new Tuple<string, int>("Hello", 4);
In previous versions you can use System.Collections.Generic.KeyValuePair<K, V> or a solution like the following:
public ...
Is it possible to use a div as content for Twitter's Popover
... a <div> inside the popover. Potentially, I would like to use php and mysql in there, but if i could get a div to work i think i can figure out the rest. I tried setting data-content to a div ID, but it didnt work.
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What is the difference between encrypting and signing in asymmetric encryption?
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When encrypting, you use their public key to write a message and they use their private key to read it.
When signing, you use your private key to write message's signature, and they use your public key to check if it's really yours.
I want to use my private key to generate messages so...