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retrieve links from web page using python and BeautifulSoup [closed]
...re anything not purely Python isn't allowed.
lxml.html also supports CSS3 selectors so this sort of thing is trivial.
An example with lxml and xpath would look like this:
import urllib
import lxml.html
connection = urllib.urlopen('http://www.nytimes.com')
dom = lxml.html.fromstring(connection.r...
What exactly is a C pointer if not a memory address?
...es after p (assuming p + 1 is still a valid pointer). If q is a pointer to char that points to the same address as p (char *q = p;), then q + 1 is not the same address as p + 1. If you think of pointer as addresses, it is not very intuitive that the “next address” is different for different poin...
Change SVN repository URL
...h://192.168.0.20/var/svn-repos/myrepo' where id=1; check your value with select * from REPOSITORY;
– Samuel
Sep 8 at 0:28
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foreach vs someList.ForEach(){}
...INQ extension method that is more specific than ForEach(). See if Where(), Select(), Any(), All(), Max() or one of the many other LINQ methods doesn't already do what you want from the loop.
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jQuery `.is(“:visible”)` not working in Chrome
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It seems jQuery's :visible selector does not work for some inline elements in Chrome. The solution is to add a display style, like "block" or "inline-block" to make it work.
Also note that jQuery has a somewhat different definition of what is visible ...
Installing older version of R package
...ot2/
In R Studio:
Tools >> Install packages >> Install from: (select drop down)
Package Archive File(.zip, .tar.gz).
Choose your newly-downloaded-package-zip-file and install the package
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Scala how can I count the number of occurrences in a list
...wer (vs comment); i would love to enthusiastically upvote, if it were (and select it as the best answer if i were the OP);
– doug
Feb 13 '15 at 4:01
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What is the “__v” field in Mongoose
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@diosney query.select('-__v'). @ExplosionPills you would need to add mongoose middleware like schema.pre('save', function (next) { this.increment(); next(); }).
– wprl
Dec 20 '13 at 19:02
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How can I change the copyright template in Xcode 4?
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Xcode 4 (and above) stores this on a per-project basis.
If you select the project in the Project Navigator (Cmd-1) and open the File Inspector (Cmd-Opt-1), you'll see a field for "Organization" under "Project Document".
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How can I filter a Django query with a list of values?
...ble values from the list then you can't use =.
The sql query will be like SELECT * FROM mytable WHERE ids=[1, 3, 6, 7, 9] which is not true. You have to use in operator for this so you query will be like SELECT * FROM mytable WHERE ids in (1, 3, 6, 7, 9) for that Django provide __in operator.
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