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C++ : why bool is 8 bits long?
...processors, addressing a "byte" anyhow ends-up fetching more than a "byte" from external memory: this is due to efficiency reasons.
– jldupont
Jan 14 '10 at 14:34
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How to discard all changes made to a branch?
...f a specific branch to be equal with the master branch. To do so, run this from within the specific branch, and then delete the [branch name].diff file when done using git rm [branch name].diff
– karolus
May 8 at 12:37
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How can I stop a Postgres script when it encounters an error?
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I think the solution to add following to .psqlrc is far from perfection
\set ON_ERROR_STOP on
there exists much more simple and convenient way - use psql with parameter:
psql -v ON_ERROR_STOP=1
better to use also -X parameter turning off .psqlrc file usage.
Works perfectly f...
angular ng-repeat in reverse
...nds | orderBy:'-'"
or
ng-repeat="friend in friends | orderBy:'+':true"
from https://stackoverflow.com/a/26635708/1782470
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What's the difference between integer class and numeric class in R
...s are whole numbers. For example, 1:5 creates an integer vector of numbers from 1 to 5. You don't need to append the letter L.
> class(1:5)
[1] "integer"
Reference: https://www.quora.com/What-is-the-difference-between-numeric-and-integer-in-R
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Linux: compute a single hash for a given folder & contents?
...ns "bar was here". With your method, we would not be able to separate that from two files C and D, where C contains "foobar" and D contains " was here". By hashing each file individually and then hash all "filename hash" pairs, we can see the difference.
– Vatine
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Twitter API returns error 215, Bad Authentication Data
... 1 and 2 - your application static tokens, 2 and 3 - user tokens, received from Twitter during authentification
$connection = new TwitterOAuth(TWITTER_CONSUMER_KEY, TWITTER_CONSUMER_SECRET, $tokens['oauth_token'], $tokens['oauth_token_secret']);
$connection->host = 'https://api.twitter.com/1....
Get first and last day of month using threeten, LocalDate
... my opinion, see this use of YearMonth class.
YearMonth month = YearMonth.from(date);
LocalDate start = month.atDay(1);
LocalDate end = month.atEndOfMonth();
For the first & last day of the current month, this becomes:
LocalDate start = YearMonth.now().atDay(1);
LocalDate end = YearMonth...
How to document Ruby code?
...or the RDoc processor, which can find your documentation and generate HTML from it. You've put your comment in the right place for that, but you should have a look at the RDoc documentation to learn about the kinds of tags that RDoc knows how to format. To that end, I'd reformat your comment as foll...
How to sort Counter by value? - python
... Counter.most_common() method, it'll sort the items for you:
>>> from collections import Counter
>>> x = Counter({'a':5, 'b':3, 'c':7})
>>> x.most_common()
[('c', 7), ('a', 5), ('b', 3)]
It'll do so in the most efficient manner possible; if you ask for a Top N instead o...