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IoT & MQTT中文平台： [url]https://iot.dfrobot.com.cn/[/url] befa云...
IoT & MQTT中文平台：
https://iot.dfrobot.com.cn/
befa云
华为
阿里bemfa.comhttps://api.heclouds.com/devices
[url]https://www.digitalocean.com/community/tutorials/how-to-style-a-t...
https://www.digitalocean.com/com ... le-a-table-with-css
表格样式借鉴到主页。
“did you run git update-server-info” error on a Github repository
...
This error mostly caused by WRONG URL, please check:
http or https
URL Name
username@git_url
wrong git name
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How can I get the Google cache age of any URL or web page? [closed]
...
Use the URL
https://webcache.googleusercontent.com/search?q=cache:<your url without "http://">
Example:
https://webcache.googleusercontent.com/search?q=cache:stackoverflow.com
It contains a header like this:
This is Goo...
How to listen for changes to a MongoDB collection?
...ry 10, 2018 - Release 3.6
*EDIT: I wrote an article about how to do this https://medium.com/riow/mongodb-data-collection-change-85b63d96ff76
https://docs.mongodb.com/v3.6/changeStreams/
It's new in mongodb 3.6
https://docs.mongodb.com/manual/release-notes/3.6/ 2018/01/10
$ mongod --versio...
Rails: What's a good way to validate links (URLs)?
... make it more restrictive. For instance, if you want the URL to be an HTTP/HTTPS URL, then you can make the validation more accurate.
require 'uri'
def valid_url?(url)
uri = URI.parse(url)
uri.is_a?(URI::HTTP) && !uri.host.nil?
rescue URI::InvalidURIError
false
end
Of course, there a...
How to verify Facebook access token?
...
You can simply request https://graph.facebook.com/me?access_token=xxxxxxxxxxxxxxxxx if you get an error, the token is invalid. If you get a JSON object with an id property then it is valid.
Unfortunately this will only tell you if your token is v...
How do I set up curl to permanently use a proxy? [closed]
...figuration:
export http_proxy http://proxy.server.com:3128
For proxying HTTPS requests, set https_proxy as well.
Curl also allows you to set this in your .curlrc file (_curlrc on Windows), which you might consider more permanent:
http_proxy=http://proxy.server.com:3128
...
How to link to specific line number on github
... of code. Looks like this:
And now your browser's URL looks like this:
https://github.com/git/git/blob/master/README#L18
If you want multiple lines selected, simply hold down the shift key and click a second line number, like line 20. Looks like this:
And now your browser's URL looks like t...
How to replace plain URLs with links?
...ern1, replacePattern2, replacePattern3;
//URLs starting with http://, https://, or ftp://
replacePattern1 = /(\b(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gim;
replacedText = inputText.replace(replacePattern1, '<a href="$1" target="_blank">$1</a&g...