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Why is a boolean 1 byte and not 1 bit of size?
... I said earlier, I'm hard pressed to think of the last time I worked on an application where those conditions applied, but you give a couple of good examples, and I'm sure with a little imagination one could think of others.
– Jay
Jun 2 at 15:14
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How to format a number 0..9 to display with 2 digits (it's NOT a date)
...arate issue, to do with using the correct default locale of the device the app is running on - you can ignore or fix it, but that's related to Android and locales only. Nothing to do with the actual string formatting
– Radu
Apr 3 '19 at 13:45
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How do I disable the “Press ENTER or type command to continue” prompt in Vim?
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I'm not sure how to do it globally though for one command:
:silent !<command>
Be sure to include a space after silent
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Split string into array of character strings
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This is indeed a regex-expression, called a negative lookahead. Checkout the documentation here: docs.oracle.com/javase/6/docs/api/java/util/regex/…
– Erwin
May 28 '14 at 8:51
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Java equivalent of unsigned long long?
... @PP.: I don't think it's possible to define sensible rules which allow free interaction between signed and unsigned types when at least one of them has defined wrapping behavior. That having been said, unsigned byte or unsigned short would have caused zero trouble since bytes don't intera...
How to round up a number to nearest 10?
...$input / 10) * 10;
Edit: I've been doing it this way for so long.. but TallGreenTree's answer is cleaner.
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What's the difference between a mock & stub?
...anything.
Difference between Mocks and Stubs
Tests written with mocks usually follow an initialize -> set expectations -> exercise -> verify pattern to testing. While the pre-written stub would follow an initialize -> exercise -> verify.
Similarity between Mocks and Stubs
The pur...
How do I use an INSERT statement's OUTPUT clause to get the identity value?
...e this also from e.g. C#, when you need to get the ID back to your calling app - just execute the SQL query with .ExecuteScalar() (instead of .ExecuteNonQuery()) to read the resulting ID back.
Or if you need to capture the newly inserted ID inside T-SQL (e.g. for later further processing), you need...
How to check if a user is logged in (how to properly use user.is_authenticated)?
...full Python capabilities, but since the overwhelming majority of 3rd party apps use the Django system it is often hard to intermix them. Look at ExprTag (djangosnippets.org/snippets/9) for a way to get expressions inside of Django templates. It works.
– Peter Rowell
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Upgrade python in a virtualenv
...you will need to see your virtualenv version).
If your virtualenv is installed with the same python version of the old one and upgrading your virtualenv package is not an option, you may want to read this in order to install a virtualenv with the python version you want.
EDIT
I've tested this ap...