大约有 5,500 项符合查询结果（耗时：0.0267秒） [XML]
How to do a case sensitive search in WHERE clause (I'm using SQL Server)?
...ne like this:
SELECT *
FROM Users
WHERE
CAST(Username as varbinary(100)) = CAST(@Username as varbinary))
AND CAST(Password as varbinary(100)) = CAST(@Password as varbinary(100))
AND Username = @Username
AND Password = @Password
...
Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...d_file :avatar, :styles => { :medium => "300x300>", :thumb => "100x100>" }, :default_url => "/images/:style/missing.png"
validates_attachment_content_type :avatar, :content_type => /\Aimage\/.*\Z/
end
Rails 4
class User < ActiveRecord::Base
has_attached_file :avatar, :sty...
How random is JavaScript's Math.random?
...
Given numbers between 1 and 100.
9 have 1 digit (1-9)
90 have 2 digits (10-99)
1 has 3 digits (100)
Given numbers between 1 and 1000.
9 have 1 digit
90 have 2 digits
900 have 3 digits
1 has 4 digits
and so on.
So if you select some at random, ...
What are best practices for multi-language database design? [closed]
...like this:
SELECT price, name, description FROM Products WHERE price < 100
...you would need to start writing queries like that:
SELECT
p.price, pt.name, pt.description
FROM
Products p JOIN ProductTranslations pt
ON (p.id = pt.id AND pt.lang = "en")
WHERE
price < 100
Not a very p...
Increase number of axis ticks
..._continuous. For example:
library(ggplot2)
dat <- data.frame(x = rnorm(100), y = rnorm(100))
ggplot(dat, aes(x,y)) +
geom_point()
Gives you this:
And overriding the scales can give you something like this:
ggplot(dat, aes(x,y)) +
geom_point() +
scale_x_continuous(breaks = round(seq(...
Preloading images with JavaScript
...idth>px -<height>px will get you there, so if your images are all 100px in height or less, you can use 0 -100px, in other words url(...) no-repeat 0 -100px.
– Alexis Wilke
Aug 10 '16 at 0:37
...
Can the Android drawable directory contain subdirectories?
...
Hopefully this will be resolved soon, i've got over 100 assets, and even then i coded some of them out. Total night mare trying to manage any marginally complex project.
– Emile
Jan 6 '11 at 16:40
...
From ND to 1D arrays
...'s also the solution of errors of this type :
Cannot feed value of shape (100, 1) for Tensor 'input/Y:0', which has shape '(?,)'
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How to create UILabel programmatically using Swift?
...self.view.frame.size.width / 2, y: self.view.frame.size.height / 2, width: 100, height: 20))
self.view.addSubView(myLabel)
}
}
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How to sort with lambda in Python
...
lst = [('candy','30','100'), ('apple','10','200'), ('baby','20','300')]
lst.sort(key=lambda x:x[1])
print(lst)
It will print as following:
[('apple', '10', '200'), ('baby', '20', '300'), ('candy', '30', '100')]
...