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How to make a HTML Page in A4 paper size page(s)?

...m published an article on how they published a book using nothing but HTML and CSS. See: http://alistapart.com/article/boom Here's an excerpt of that article: CSS2 has a notion of paged media (think sheets of paper), as opposed to continuous media (think scrollbars). Style sheets can set the si...
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How do I get the row count of a pandas DataFrame?

I'm trying to get the number of rows of dataframe df with Pandas, and here is my code. 14 Answers ...
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Remove duplicate values from JS array [duplicate]

... Quick and dirty using jQuery: var names = ["Mike","Matt","Nancy","Adam","Jenny","Nancy","Carl"]; var uniqueNames = []; $.each(names, function(i, el){ if($.inArray(el, uniqueNames) === -1) uniqueNames.push(el); }); ...
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Linux/Unix command to determine if process is running?

I need a platform independent (Linux/Unix|OSX) shell/bash command that will determine if a specific process is running. e.g. mysqld , httpd ... What is the simplest way/command to do this? ...
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.NET Global exception handler in console application

Question: I want to define a global exception handler for unhandled exceptions in my console application. In asp.net, one can define one in global.asax, and in windows applications /services, one can define as below ...
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Change navbar color in Twitter Bootstrap

...avigation"></nav> Default color usage Here are the main colors and their usage: #F8F8F8: navbar background #E7E7E7: navbar border #777: default color #333: hover color (#5E5E5E for .nav-brand) #555: active color #D5D5D5: active background Default style If you want to put some custom...
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How to find out the number of CPUs using python

...is not in use), multiprocessing.cpu_count() is the way to go in Python 2.6 and newer. The following method falls back to a couple of alternative methods in older versions of Python: import os import re import subprocess def available_cpu_count(): """ Number of available virtual or physical CP...
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Any way to make a WPF textblock selectable?

... Use a TextBox with these settings instead to make it read only and to look like a TextBlock control. <TextBox Background="Transparent" BorderThickness="0" Text="{Binding Text, Mode=OneWay}" IsReadOnly="True" TextWrapping="Wrap" /> ...
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CPU Privilege Rings: Why rings 1 and 2 aren't used?

...the modern protection model) only has a concept of privileged (ring 0,1,2) and unprivileged, the benefit to rings 1 and 2 were diminished greatly. The intent by Intel in having rings 1 and 2 is for the OS to put device drivers at that level, so they are privileged, but somewhat separated from the r...
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Better way to shuffle two numpy arrays in unison

...o sequences of the same length results in the same number of calls to the random number generator, and these are the only "random" elements in the shuffle algorithm. By resetting the state, you ensure that the calls to the random number generator will give the same results in the second call to shu...