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LINUX: Link all files from one to another directory [closed]
... This does not include hidden files, and it links whole directories. If either of these is not what you want, see my answer. Otherwise, it's the shortest way.
– Cascabel
Aug 28 '09 at 14:17
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Call js-function using JQuery timer
Is there anyway to implement a timer for JQuery, eg. every 10 seconds it needs to call a js function.
8 Answers
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Python - Count elements in list [duplicate]
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@Reb.Cabin: docs.python.org/3/library/…
– Ignacio Vazquez-Abrams
Jul 21 '16 at 3:54
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Remove and Replace Printed items [duplicate]
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Just use CR to go to beginning of the line.
import time
for x in range (0,5):
b = "Loading" + "." * x
print (b, end="\r")
time.sleep(1)
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Count elements with jQuery
... use:
$('.someclass').size()
which is functionally equivalent, but the former is preferred. In fact, the latter is now deprecated and shouldn't be used in any new development.
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BeautifulSoup getting href [duplicate]
...ent that has an href attribute, and print each one:
from BeautifulSoup import BeautifulSoup
html = '''<a href="some_url">next</a>
<span class="class"><a href="another_url">later</a></span>'''
soup = BeautifulSoup(html)
for a in soup.find_all('a', href=True):
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Rails Admin vs. ActiveAdmin [closed]
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I vote for rails_admin. I like its looks and the fact that out of the box all the models are available for administration. The history feature is quite useful too.
Any project with Yehuda Katz as a mentor should be a safe bet.
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How do I combine two data-frames based on two columns? [duplicate]
...d by.y.
This clearly implies that merge will merge data frames based on more than one column. From the final example given in the documentation:
x <- data.frame(k1=c(NA,NA,3,4,5), k2=c(1,NA,NA,4,5), data=1:5)
y <- data.frame(k1=c(NA,2,NA,4,5), k2=c(NA,NA,3,4,5), data=1:5)
merge(x, y, by=c("...
How to auto-scroll to end of div when data is added? [duplicate]
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This works, the solution is actually simpler for me because I have a single function that inputs the data into the table so I can just add the 3rd line of your code into the function. Thanks!
– Drew Galbraith
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Can I change a column from NOT NULL to NULL without dropping it?
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ALTER TABLE myTable ALTER COLUMN myColumn int NULL
Just substitute int for whatever datatype your column is.
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