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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
All the examples of strong parameters in Rails 4 docs use
2 Answers
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GitHub clone from pull request?
... shilovk
6,9011515 gold badges5050 silver badges6161 bronze badges
answered Feb 19 '13 at 0:42
inancsevincinancsevinc
2,06911 g...
AngularJS ng-click stopPropagation
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ngClick directive (as well as all other event directives) creates $event variable which is available on same scope. This variable is a reference to JS event object and can be used to call stopPropagation():
<table>
<tr ng-repeat="user in users...
How to prevent vim from creating (and leaving) temporary files?
...p files help there.
– user55400
Apr 16 '09 at 8:47
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@user55400 heard of GNU/Screen? (or tmux, or...
记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.dynamic_pager.plist
禁用以后，磁盘上还保留着这些交换文件，它们已经没用了，也可以删掉：
sudo rm /private/var/vm/swapfile*
如果要重新启用虚拟内存的话，可以执行这条命令：
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?
...the same. The names part is a gotcha. This example won't compile even if all columns are varchars join T2 in db.tbl2 on new { T1.firstName, T1.secondName } equals new { T2.colFirst, T2.colSecond }. If you change it to this, it will compile however, join T2 in db.tbl2 on new { N1 = T1.firstName, N...
Use “ENTER” key on softkeyboard instead of clicking button
...vent.html
– Constantin
Aug 6 '13 at 16:44
@Ghedeon so how do you get it to work for "ENTER" on Nexus 7?
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insert multiple rows via a php array into mysql
...like you might be running into string-handling problems in PHP, which is really an algorithm problem, not a language one. Basically, when working with large strings, you want to minimize unnecessary copying. Primarily, this means you want to avoid concatenation. The fastest and most memory efficient...
How can I change my Cygwin home folder after installation?
I just installed Cygwin, and it looks like the home directory in the bash prompt is on my Z: drive. That's not where I want it.
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Rails 4: before_filter vs. before_action
...ller::Base, before_action is just a new syntax for before_filter.
However all before_filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1
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