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Rails 4 - Strong Parameters - Nested Objects
...> [:x, :y]})
Rails actually have pretty good documentation on this: http://api.rubyonrails.org/classes/ActionController/Parameters.html#method-i-permit
For further clarification, you could look at the implementation of permit and strong_parameters itself: https://github.com/rails/rails/blob/...
Label points in geom_point
..._repel() functions.
library(ggplot2)
library(ggrepel)
nba <- read.csv("http://datasets.flowingdata.com/ppg2008.csv", sep = ",")
nbaplot <- ggplot(nba, aes(x= MIN, y = PTS)) +
geom_point(color = "blue", size = 3)
### geom_label_repel
nbaplot +
geom_label_repel(aes(label = Name),
...
An efficient compression algorithm for short text strings [closed]
...e.
For example, translating the URL into a bit stream, you could replace "http" with the bit 1, and anything else with the bit "0" followed by the actual procotol (or use a table to get other common protocols, like https, ftp, file). The "://" can be dropped altogether, as long as you can mark the ...
How can I import a database with MySQL from terminal?
...;databasename> < <filename.sql>
Example:
mysql -u root -p wp_users < wp_users.sql
mysql -u root -pPassword123 wp_users < wp_users.sql
See also:
4.5.1.5. Executing SQL Statements from a Text File
Note: If you are on windows then you will have to cd (change directory) to y...
emacs create new file with ido enabled
...A solution for a related problem - ido not asking overwrite confirmation.
http://lists.gnu.org/archive/html/bug-gnu-emacs/2010-11/msg00226.html
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Which gets priority, maxRequestLength or maxAllowedContentLength?
...oad large files: the smaller one "takes priority".
(I picked this up from http://forums.iis.net/t/1169846.aspx -- credit where it's due.)
You can set both to be local to a specific site or even a folder within a site by editing the appropriate web.config file. If the file (well, request) length i...
【研究中】高德地图API研究及接入 - App应用开发 - 清泛IT社区，为创新赋能！
高德地图开发平台：https://lbs.amap.com/
1、请自行注册、登录、实名认证。
2、申请ApiKey：https://console.amap.com/dev/key/app
来个最简单案例：
通过经纬度获取地址的方法：https://lbs.amap.com/api/webservice/guide/api/georegeohttps://restapi.amap.com...
Convert a timedelta to days, hours and minutes
...l indeed have to perform "nauseatingly simple mathematics", e.g.:
def days_hours_minutes(td):
return td.days, td.seconds//3600, (td.seconds//60)%60
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What is meaning of boolean value returned from an event-handling method in Android
...
From the documentation : http://developer.android.com/reference/android/view/View.OnTouchListener.html#onTouch(android.view.View, android.view.MotionEvent)
"True if the listener has consumed the event, false otherwise."
If you return true, the even...
Capture iframe load complete event
...ady(function () {
//Everything you need.
});
Here is a working example:
http://jsfiddle.net/ZrFzF/
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