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How to create a printable Twitter-Bootstrap page
...opup > .btn > .caret {
border-top-color: #000 !important;
}
.label {
border: 1px solid #000;
}
.table {
border-collapse: collapse !important;
}
.table td,
.table th {
background-color: #fff !important;
}
.table-bordered th,
.table-bordered td {
border: 1...
Converting from longitude\latitude to Cartesian coordinates
...
@starblue: I'm not sure you are in a position to label the given answer "right" or "wrong". The spherical approximation (to get ECEF-style x,y,z coords) using available lat/lngs (that are referenced to WGS-84) is either "adequate" for the original poster's needs, or "not ad...
SVG get text element width
...
Great. Allows me to align SVG chart labels statically rather than having to align them on the fly in local script. That makes life a lot simpler when serving up charts in Ruby from RoR. Thanks!
– Lex Lindsey
Mar 31 at 23:3...
Ruby on Rails: Where to define global constants?
...through out the application except in model code as such:
<%= form.label :states, %>
<%= form.select :states, STATES, {} %>
To use the constant in a model, use attr_accessor to make the constant available.
class Customer < ActiveRecord::Base
attr_accessor :STATES
...
STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...声明函数对象
注意:
编译器无法检测出所传递的迭代器是一个无效形式的迭代器,当然也无法给出算法函数错误的提示,因为迭代器并不是真实的类别,它只是传递给函数模板的一种参数格式而已
STL中算法分类:
操作对象
直...
Django - How to rename a model field using South?
.... A model's database table name is constructed by joining the model's "app label" -- the name you used in manage.py startapp -- to the model's class name, with an underscore between them.
In the case where you have a multi-worded, camel-cased model name, such as ProjectItem, the table name will be...
How do you modify a CSS style in the code behind file for divs in ASP.NET?
... I had trouble using testSpace.Style.Item("display") = "none"; on a label control in .NET 4.0. I got the error 'System.Web.UI.CssStyleCollection' does not contain a definition for 'Item' . . . . Is that specific to a particular .NET version?
– Adam Miller
...
Is Hash Rocket deprecated?
...ry. In particular:
You must use the rocket for symbols that are not valid labels: :$set => x is valid but $set: x is not. In Ruby 2.2+ you can get around this problem with quotes: '$set': x will do The Right Thing.
You must use the rocket if you use keys in your Hashes that aren't symbols, such...
Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint
...asons, directly from the log:
NSLayoutConstraint:0xa338390 V:|-(15)-[UILabel:0xa331260] (Names:
'|':UILabel:0xa330270 )>
This we can read as problem in UILabel constraint, it is leading vertical constraint being 15pt long.
NSLayoutConstraint:0x859ab20 H:-(13)-|[UIView:0x85a8fb0]...
...
What are valid values for the id attribute in HTML?
...eriod)
but one should avoid : and . beacause:
For example, an ID could be labelled "a.b:c" and referenced in the style sheet as #a.b:c but as well as being the id for the element, it could mean id "a", class "b", pseudo-s