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retrieve links from web page using python and BeautifulSoup [closed]
...r class because it's a bit more efficient (memory and speed wise), if you know what you're parsing in advance.
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Find out whether Chrome console is open
...7x fa-power-off"></i></div>
<br/>
<p><b>Now press F12 to see if this works for your browser!</b></p>
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Mongoose query where value is not null
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the mongodb docs about it are here (now): docs.mongodb.org/manual/reference/operator/query The up-to-date doc about it, is here: mongoosejs.com/docs/api.html#query_Query-ne
– zeropaper
Jul 20 '14 at 7:52
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Auto reloading python Flask app upon code changes
...n flask run --debugger just to make sure it's turned on
the Flask CLI will now automatically read things like FLASK_APP and FLASK_ENV if you have an .env file in the project root and have python-dotenv installed
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How to determine the Boost version on a system?
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If you only need to know for your own information, just look in /usr/include/boost/version.hpp (Ubuntu 13.10) and read the information directly
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Create a branch in Git from another branch
...e branch off dev. Do your work and then
$ git commit -am "Your message"
Now merge your changes to dev without a fast-forward
$ git checkout dev
$ git merge --no-ff myFeature
Now push changes to the server
$ git push origin dev
$ git push origin myFeature
And you'll see it how you want it.
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What are the “standard unambiguous date” formats for string-to-date conversion in R?
...here a better solution than needing to specify the format?
Yes, there is now (ie in late 2016), thanks to anytime::anydate from the anytime package.
See the following for some examples from above:
R> anydate(c("01 Jan 2000", "01/01/2000", "2015/10/10"))
[1] "2000-01-01" "2000-01-01" "2015-10...
Does use of final keyword in Java improve the performance?
...the VM detecting results are just being thrown away or something? I don't know, but regardless, the use of final does make a significant difference.
– Casper Færgemand
Apr 3 '14 at 13:05
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Targeting only Firefox with CSS
...didn't work for latest versions of FF. I updated my answer. It should work now. Thanx for pointing it out!
– laaposto
Nov 29 '17 at 10:24
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Detecting a redirect in ajax request?
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Welcome to the future!
Right now we have a "responseURL" property from xhr object. YAY!
See How to get response url in XMLHttpRequest?
However, jQuery (at least 1.7.1) doesn't give an access to XMLHttpRequest object directly.
You can use something like...