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Passing parameters to JavaScript files
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CSS3 Transparency + Gradient
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edited Jun 16 '12 at 16:08
umassthrower
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Relative frequencies / proportions with dplyr
...se(n = n()) %>%
mutate(freq = n / sum(n))
# am gear n freq
# 1 0 3 15 0.7894737
# 2 0 4 4 0.2105263
# 3 1 4 8 0.6153846
# 4 1 5 5 0.3846154
From the dplyr vignette:
When you group by multiple variables, each summary peels off one level of the grouping. That mak...
Extracting numbers from vectors of strings
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jQuery attr vs prop?
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71
Unfortunately none of your links work :(
Some insight though, attr is for all attributes. prop i...
What are the most common font-sizes for H1-H6 tags [closed]
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It would depend on the browser's default stylesheet. You can view an (unofficial) table of CSS2...
how get yesterday and tomorrow datetime in c#
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You can find this info right in the API reference.
var today = DateTime.Today;
var tomorrow =...
VBA读写UTF8文本文件，VBA生成UTF-8无BOM格式的文件 - 更多技术 - 清泛网 -...
...Sub Test() Dim sht As Worksheet, scr, content As String, i, arr_acsp_xz(1 To 8), arr_acsp_xz_data(1 To 8), arr_wemzs(1 To 1 VBA读写UTF8文本文件
Sub Test()
Dim sht As Worksheet, scr, content As String, i, arr_acsp_xz(1 To 8), arr_acsp_xz_data(1 To 8), arr_wemzs(1 To 13), arr_wemzs_...
Debian/Linux下安装OpenJDK8 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
Debian/Linux下安装OpenJDK8linux_install_openjdk8因为Debian11的源里不再带OpenJDK8了，需要手工来安装。下载安装包因为手工安装，所以部分依赖包需要自己下载。wget http: snapshot debian org archive debian-security 202202 因为Debian11的源里不再带Open...
Minimum and maximum date
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From the spec, §15.9.1.1:
A Date object contains a Number indicating a particular instant in...