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What is the difference between visibility:hidden and display:none?
...s-transitions to be used, whereas toggling from display: none; to display: block; does not. visibility: hidden has the additional benefit of not capturing javascript events, whereas opacity: 0; captures events.
– Michael Deal
Jul 21 '15 at 8:09
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How to write LaTeX in IPython Notebook?
...d depends on whether the the value of
$Vmax$ is R, G, or B.
block, wrap in: $$
$$H← 0 + \frac{30(G−B)}{Vmax−Vmin} , if Vmax = R$$
block, wrap in: \begin{equation} and \end{equation}
\begin{equation}
H← 60 + \...
Removing whitespace between HTML elements when using line breaks
...
You could use CSS. Setting display:block, or float:left on the images will let you have define your own spacing and format the HTML however you want but will affect the layout in ways that might or might not be appropriate.
Otherwise you are dealing with inli...
How to do multiple line editing?
...
Press alt + shift + A to Toggle block selection (Toggle block / column selection in the current text editor), this will let you write vertically in eclipse, then you can easily do this.
Go to Window->Preferences.
Find for binding in text box surrou...
How can I consume a WSDL (SOAP) web service in Python?
...ion problem when opening WSDL with recursive imports. This is considered a blocking bug by Suds, and the issue was created over 3 years ago, but it hasn't been fixed yet. fedorahosted.org/suds/ticket/239 It makes me wonder if Suds is suitable for use in 2012?
– Buttons840
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Java Singleton and Synchronization
... Will it help by putting object creation code in Synchronized block, instead of making entire method synchronization?
– RickDavis
Jun 23 '12 at 0:54
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SQL select join: is it possible to prefix all columns as 'prefix.*'?
...result set for a list of columns in a scripting language such as Python or PHP.
SELECT '' as table1_dummy, table1.*, '' as table2_dummy, table2.*, '' as table3_dummy, table3.* FROM table1
JOIN table2 ON table2.table1id = table1.id
JOIN table3 ON table3.table1id = table1.id
I realize this doesn't ...
Bootstrap Element 100% Width
I want to create alternating 100% colored blocks. An "ideal" situation is illustrated as an attachment, as well as the current situation.
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How do I pass a string into subprocess.Popen (using the stdin argument)?
...avoid deadlocks due
to any of the other OS pipe buffers
filling up and blocking the child
process.
So your example could be written as follows:
from subprocess import Popen, PIPE, STDOUT
p = Popen(['grep', 'f'], stdout=PIPE, stdin=PIPE, stderr=STDOUT)
grep_stdout = p.communicate(input=...
Ruby Arrays: select(), collect(), and map()
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It looks like details is an array of hashes. So item inside of your block will be the whole hash. Therefore, to check the :qty key, you'd do something like the following:
details.select{ |item| item[:qty] != "" }
That will give you all items where the :qty key isn't an empty string.
offic...