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How to check an Android device is HDPI screen or MDPI screen?
I want to check this to fetch different images by internet. How to do that?
6 Answers
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iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...textField resignFirstResponder];
return YES;
}
2.CGRect
CGRectFromString(<#NSString *string#>)//有字符串恢复出矩形
CGRectInset(<#CGRect rect#>, <#CGFloat dx#>, <#CGFloat dy#>)//创建较小或者较大的矩形
CGRectIntersectsRect(<#CGRect rect1#>, <#CGRect rect2#>)//判断两...
Why does instanceof return false for som>me m> literals?
Array literals and Object literals match...
10 Answers
10
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Ruby on Rails production log rotation
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Option 1: syslog + logrotate
You can configure rails, to use the systems log tools.
An example in config/environm>me m>nts/production.rb.
# Use a different logger for distributed setups
config.logger = SyslogLogger.new
That way, you log to syslog, and can use default logrotate tools to rotate t...
Can I disable a CSS :hover effect via JavaScript?
I’m trying to prevent the browser from using the :hover effect of the CSS, via JavaScript.
9 Answers
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How to get HTML 5 input type=“date” working in Firefox and/or IE 10
... input type="date" is still not supported in Firefox after all of this tim>me m>. In fact, I don't think they added in much (if any) of the HTML 5 new types on an input elem>me m>nt. Not surprised that it is not supported in IE10. So, my question is...
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uwsgi invalid request block size
I'm running uwsgi in emperor mode
7 Answers
7
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How to test if list elem>me m>nt exists?
I would like to test if an elem>me m>nt of a list exists, here is an example
7 Answers
7
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MongoDB and “joins” [duplicate]
I'm sure MongoDB doesn't officially support "joins". What does this m>me m>an?
11 Answers
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Setting Windows PowerShell environm>me m>nt variables
I have found out that setting the PATH environm>me m>nt variable affects only the old command prompt. PowerShell seems to have different environm>me m>nt settings. How do I change the environm>me m>nt variables for PowerShell (v1)?
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