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Changing user agent on urllib2.urlopen

... the Request itself, as the docs note: headers should be a dictionary, and will be treated as if add_header() was called with each key and value as arguments. This is often used to “spoof” the User-Agent header, which is used by a browser to identify itself – some HTTP servers only allow r...
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Where is Java Installed on Mac OS X?

I just downloaded Java 7u17 on Mac OS 10.7.5 from here and then successfully installed it. In order to do some JNI programming, I need to know where Java installed on my Mac. ...
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How to Detect if I'm Compiling Code with a particular Visual Studio version?

... _MSC_VER and possibly _MSC_FULL_VER is what you need. You can also examine visualc.hpp in any recent boost install for some usage examples. Some values for the more recent versions of the compiler are: MSVC++ 14.24 _MSC_VER == 1924 ...
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Hour from DateTime? in 24 hours format

So i have this DateTime? and what i want to do is to obtain the hour but show it in 24 hours format. For example: If the hour is 2:20:23 p.m. i want to convert it to 14:20 and that's it. ...
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Add EBS to Ubuntu EC2 Instance

... to format the EBS volume (block device) with a file system between step 1 and step 2. So the entire process with your sample mount point is: Create EBS volume. Attach EBS volume to /dev/sdf (EC2's external name for this particular device number). Format file system /dev/xvdf (Ubuntu's internal na...
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Is there a way to follow redirects with command line cURL?

...f the commenters. For me, the obstacle was that the page required a login and then gave me a new URL through javascript. Here is what I had to do: curl -c cookiejar -g -O -J -L -F "j_username=yourusename" -F "j_password=yourpassword" <URL> Note that j_username and j_password is the name of...
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Algorithm to get the excel-like column name of a number

I'm working on a script that generate some Excel documents and I need to convert a number into its column name equivalent. For example: ...
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How to get the current directory of the cmdlet being executed

... The reliable way to do this is just like you showed $MyInvocation.MyCommand.Path. Using relative paths will be based on $pwd, in PowerShell, the current directory for an application, or the current working directory for a .NET API. PowerShell v3+: Use the automatic variable $PSScriptRoot. ...
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Dynamically change color to lighter or darker by percentage CSS (Javascript)

We have a big application on the site and we have a few links which are, let's say blue color like the blue links on this site. Now I want to make some other links, but with lighter color. Obviously I can just do simply by the hex code adding in the CSS file, but our site lets user decide what color...
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Newline in markdown table?

... Use <br> to force a line break within a table cell. Markdown Extra and MultiMarkdown allow tables, but after trial and error, it seems an HTML line break is needed in this case. share | impr...