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How to parse a CSV file in Bash?
I'm working on a long Bash script. I want to read cells from a CSV file into Bash variables. I can parse lines and the first column, but not any other column. Here's my code so far:
...
How do I change screen orientation in the Android emulator?
...F12 Switch layout orientation portrait/landscape forwards
F8 Toggle cell network
F9 Toggle code profiling
Alt+Enter Toggle fullscreen mode
F6 Toggle trackball mode
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improve t...
How to create strings containing double quotes in Excel formulas?
... totally helped me! I was struggling to properly format a JSON array in my cells.
– Brian C
Dec 30 '15 at 21:38
1
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Vertically aligning CSS :before and :after content [duplicate]
...ish this, like:
.pdf {
display: table;
}
.pdf:before {
display: table-cell;
vertical-align: middle;
}
Here is an example: https://jsfiddle.net/ar9fadd0/2/
EDIT:
You can also use flex to accomplish this:
.pdf {
display: flex;
}
.pdf:before {
display: flex;
align-items: center;
}
He...
Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...并发实用程序，这个包应该用于 Java 开发工具箱 1.5 发行版。
结束语
线程池是组织服务器应用程序的有用工具。它在概念上十分简单，但在实现和使用一个池时，却需要注意几个问题，例如死锁、资源不足和wait() 及 notify(...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...老牌的脚本编程语言了，Python这些年也成了一些linux发行版的预置解释器。
编译型语言，只要有解释器，也可以用作脚本编程，如C shell是内置的（/bin/csh），Java有第三方解释器Jshell，Ada有收费的解释器AdaScript。
如下是一个PHP S...
Format / Suppress Scientific Notation from Python Pandas Aggregation Results
...
If you want to style the output of a data frame in a jupyter notebook cell, you can set the display style on a per-dataframe basis:
df = pd.DataFrame({'A': np.random.randn(4)*1e7})
df.style.format("{:.1f}")
See the documentation here.
...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...DF文件的平台。https://github.com/ChineseDron/pdf.js# 是从Mozilla原版中fork出来的一个版本，原版的链接在这里https://github.com/mozilla/pdf.js 原版的版次新一些，我们用原版。
PDF.js怎么用
这个viewer我觉得就是PDF.js的最终UI。根据以往经验...
How to make a transparent UIWebView
...
My HTML code just for reference.
UIWebView* webView =(UIWebView *) [cell viewWithTag:100];
NSString* htmlContentString = [NSString stringWithFormat:
@"<html>"
"<style type='text/css'>html,body {margin: 0;pad...
How can I horizontally align my divs?
...and IE 6/7 do not matter, consider using display: table and display: table-cell instead of float.
inline-block leads to horizontal gaps between elements and requires zeroing that gaps. The most simple way is to set font-size: 0 for parent element and then restore font-size for child elements that h...