大约有 48,000 项符合查询结果（耗时：0.0563秒） [XML]
ActiveRecord OR query
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110
Use ARel
t = Post.arel_table
results = Post.where(
t[:author].eq("Someone").
or(t[:title]...
How do I log errors and warnings into a file?
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answered Aug 20 '10 at 14:32
AmanAman
4,20611 gold badge1414 silver badges1616 bronze badges
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Should I use pt or px?
...ies by hardware and resolution. (That article is fresh, last updated 2014-10.)
My own way of thinking about it: 1 px is the size of a thin line intended by a designer to be barely visible.
To quote that article:
The px unit is the magic unit of CSS. It is not related to the current font and also n...
Login failed for user 'DOMAIN\MACHINENAME$'
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answered May 10 '10 at 21:29
Remus RusanuRemus Rusanu
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Change the maximum upload file size
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answered Feb 2 '10 at 14:05
user229044♦user229044
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Email Address Validation in Android on EditText [duplicate]
...); :)
– Faisal Naseer
Oct 30 '17 at 10:56
3
@MPelletier well, I tested it myself, and "a@a." will...
What is
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105
super in Generics is the opposite of extends. Instead of saying the comparable's generic type ...
Saving and loading objects and using pickle
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edited Apr 10 '17 at 11:27
martineau
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Creating and throwing new exception
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Difference between objectForKey and valueForKey?
... @ symbol.
– dreamlax
Jun 30 '09 at 10:17
61
objectForKey: accepts any object as a key, not just ...