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本地通知使用指导 · App Inventor 2 中文网
...建议给每类通知固定一个序号，比如 1 = 提醒、2 = 会议、3 = 下载。
权限：安卓 13 及以上第一次发通知时会弹出授权提示；用户拒绝后通知发不出来，并触发屏幕的「权限被拒绝」事件。
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Bower and devDependencies vs dependencies
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edited Oct 13 '13 at 2:08
answered Oct 13 '13 at 1:52
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What is the difference between `new Object()` and object literal notation?
...shadow or assign to the default Object global:
// Don't do this
Object = 23;
In that highly-unusual case, new Object will fail but {} will work.
In practice, there's never a reason to use new Object rather than {} (unless you've done that very unusual thing).
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How to add reference to System.Web.Optimization for MVC-3-converted-to-4 app
...to use the new bundling feature in a project I recently converted from MVC 3 to MVC 4 beta. It requires a line of code in global.asax, BundleTable.Bundles.RegisterTemplateBundles(); , which requires using System.Web.Optimization; at the top.
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How to initialize a list of strings (List) with many string values
...st = new List<string>(new string[] { "element1", "element2", "element3" });
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Upload files with HTTPWebrequest (multipart/form-data)
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253
Took the code above and fixed because it throws Internal Server Error 500. There are some proble...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
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23 Answers
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Test if string is a number in Ruby on Rails
...at(string) rescue false
end
And then call it like this:
my_string = '12.34'
is_number?( my_string )
# => true
Extend String Class.
If you want to be able to call is_number? directly on the string instead of passing it as a param to your helper function, then you need to define is_number? a...
How do I escape spaces in path for scp copy in Linux?
...s you can do (in bash):
scp user@example.com:"'web/tmp/Master File 18 10 13.xls'" .
scp user@example.com:"web/tmp/Master\ File\ 18\ 10\ 13.xls" .
scp user@example.com:web/tmp/Master\\\ File\\\ 18\\\ 10\\\ 13.xls .
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PHP script - detect whether running under linux or Windows?
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233
Check the value of the PHP_OS constantDocs.
It will give you various values on Windows like WI...