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Eclipse count lines of code
...the Eclipse Metrics Plugin. To create a HTML report (with optional XML and CSV) right-click a project -> Export -> Other -> Metrics.
You can adjust the Lines of Code metrics by ignoring blank and comment-only lines or exclude Javadoc if you want. To do this check the tab at Preferences -&g...
Remove duplicated rows
I have read a CSV file into an R data.frame. Some of the rows have the same element in one of the columns. I would like to remove rows that are duplicates in that column. For example:
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windbg 备忘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...命令之断点
bl 列取已下的断点，以及其状态
.bpcmds 简单列表显示断点
bp/bu/bm 设置一个断点
bp: 可以对地址(bp 0×1234567)以及符号(bp thApp!somefunction)下断点，对于使用对符号下断点，如果符号了修改，断点依然存在，但不一定...
How to split a comma-separated string?
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A comma delimited file (csv) might have a a comma in quotes, meaning it's not a delimiter. In this case Split will not work.
– Steven Trigg
Mar 8 '14 at 2:35
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LEGO EV3 机器人按键控制 · App Inventor 2 中文网
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打开应用，点击”Connect”按钮
在弹出的设备列表中选择EV3机器人
等待蓝牙连接建立
连接成功后按键变为可用状态
3. 控制操作
前进：点击”Forward”按钮
后退：点击”Backward”按钮
左转：...
What is the difference between a web API and a web service?
...s not mean it SOAP base service REST also support Command Separated Value (CSV), JavaScript Object Notation (JSON) and Really Simple Syndication (RSS).
– Adiii
Aug 12 '17 at 4:03
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How can I trim leading and trailing white space?
...le the trailing white spaces when you read your data file. If you use read.csv or read.table you can set the parameterstrip.white=TRUE.
If you want to clean strings afterwards you could use one of these functions:
# Returns string without leading white space
trim.leading <- function (x) sub("^\\...
SQL - Update multiple records in one query
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Also, it's a great way to turn a little bit of CSV (or a lot) into a table insert/update/upsert with some minor text editing!
– wulftone
Dec 8 '16 at 5:23
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Extracting an attribute value with beautifulsoup
... can also use this :
import requests
from bs4 import BeautifulSoup
import csv
url = "http://58.68.130.147/"
r = requests.get(url)
data = r.text
soup = BeautifulSoup(data, "html.parser")
get_details = soup.find_all("input", attrs={"name":"stainfo"})
for val in get_details:
get_val = val["valu...
社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...框架（参考）。xpath 是一种结构化网页元素选择器，支持列表和单节点数据获取，他的好处可以支持规整网页数据抓取。我们使用的是google插件 XPath Helper，这个玩意可以支持在网页点击元素生成xpath，就省去了自己去查找xpath的...