大约有 48,000 项符合查询结果（耗时：0.0294秒） [XML]
“Unknown provider: aProvider
...
I'd still love to know how I could have found the place in our source code that caused this issue, but I have since been able to find the problem manually.
There was a controller function declared on the global scope, instead of using a .contr...
MySQL Query - Records between Today and Last 30 Days
...ery will not select the today's records.
In this case, you'll need to use NOW instead:
SELECT DATE_FORMAT(create_date, '%m/%d/%Y')
FROM mytable
WHERE create_date BETWEEN NOW() - INTERVAL 30 DAY AND NOW()
share
...
Date ticks and rotation in matplotlib
...
import numpy as np
import matplotlib.pyplot as plt
import datetime as dt
now = dt.datetime.now()
hours = [now + dt.timedelta(minutes=x) for x in range(0,24*60,10)]
days = [now + dt.timedelta(days=x) for x in np.arange(0,30,1/4.)]
hours_value = np.random.random(len(hours))
days_value = np.random.ra...
How to delete duplicates on a MySQL table?
...y SELECT * FROM table GROUP BY title, SID; It all depends on how well you know what you are doing.
– Kamil Szot
Aug 24 '15 at 10:22
1
...
Git stash: “Cannot apply to a dirty working tree, please stage your changes”
... words, make a commit (which we will never push) of your current changes. Now that your workspace is clean, pop your stash. Now, commit the stash changes as an amendment to your previous commit. Having done that you now have both sets of changes combined in a single commit ("Fixme"); just reset (...
Checkout another branch when there are uncommitted changes on the current branch
...you run:
git checkout branch2
Sometimes Git says "OK, you're on branch2 now!" Sometimes, Git says "I can't do that, I'd lose some of your changes."
If Git won't let you do it, you have to commit your changes, to save them somewhere permanent. You may want to use git stash to save them; this is...
CSS horizontal centering of a fixed div?
I know this question is a million times out there, however I can't find a solution to my case.
I've got a div, which should be fixed on the screen, even if the page is scrolled it should always stay CENTERED in the middle of the screen!
...
Convert UTC to local time in Rails 3
...rake -D time
So, to convert to EST, catering for DST automatically:
Time.now.in_time_zone("Eastern Time (US & Canada)")
share
|
improve this answer
|
follow
...
Why do we check up to the square root of a prime number to determine if it is prime?
... is not a prime, it can be factored into two factors a and b:
n = a * b
Now a and b can't be both greater than the square root of n, since then the product a * b would be greater than sqrt(n) * sqrt(n) = n. So in any factorization of n, at least one of the factors must be smaller than the square ...
How to update a record using sequelize for node?
... (project) {
project.update({
title: 'a very different title now'
})
.success(function () {})
}
})
share
|
improve this answer
|
follow
...