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Rails params explained?
...e "1" and params[:boo] would be "octopus".
In HTTP/HTML, the params are really just a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://w...
Testing if a checkbox is checked with jQuery
...true or false, not on/off, by return and you can send it to your back-end script and do whatever you want.
– Zanoldor
Feb 15 '17 at 12:33
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Removing viewcontrollers from navigation stack
...e this code and enjoy:
NSMutableArray *navigationArray = [[NSMutableArray alloc] initWithArray: self.navigationController.viewControllers];
// [navigationArray removeAllObjects]; // This is just for remove all view controller from navigation stack.
[navigationArray removeObjectAtIndex: 2]; // ...
How do I setup a SSL certificate for an express.js server?
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Other options for createServer are at: http://nodejs.org/api/tls.html#tls_tls_createserver_options_secureconnectionlistener
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When using a Settings.settings file in .NET, where is the config actually stored?
When using a Settings.settings file in .NET, where is the config actually stored?
I want to delete the saved settings to go back to the default state, but can't find where it's stored... any ideas?
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Removing all unused references from a project in Visual Studio projects
... wondered if it possible within various Visual Studio versions to automatically remove all references from a project that were never been used?
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Manually map column names with class properties
...rson>(sql).ToList();
return person;
}
Dapper has no facility that allows you to specify a Column Attribute, I am not against adding support for it, providing we do not pull in the dependency.
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How to exclude this / current / dot folder from find “type d”
...nd "$D" ! -path "$D" -type d
My decision tree between ! and -mindepth:
script? Use ! for portability.
interactive session on GNU?
exclude .? Throw a coin.
exclude long_name? Use -mindepth.
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HTML: Include, or exclude, optional closing tags?
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You don't need </head><body> unless you have DOM-manipulating scripts that actually search <head> (then it's better to close it explicitly, because rules for implied end of <head> could surprise you).
Nested lists are actually better off without </li>, because then it...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...广播方式的报文有4种，分别为可连接的非定向广播（ADV_IND）、可连接的定向广播（ADV_DIRECT_IND）、可扫描非定向广播（ADV_SCAN_IND）、不可连接的非定向广播（ADV_NONCONN_IND）
4种广播的使用场景各不相同
可连接的非定向广播（ADV...