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Difference between subprocess.Popen and os.system
...en("mycmd" + " myarg", shell=True).wait()
The "improved" code looks more complicated, but it's better because once you know subprocess.Popen(), you don't need anything else. subprocess.Popen() replaces several other tools (os.system() is just one of those) that were scattered throughout three othe...
Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
... user's profile image from their Facebook URL (that is, http://facebook.com/users_unique_url ). How can I accomplish this? Is there a Faceboook API call that fetches a user's profile image URL without the user needing to Allow the application?
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gdb fails with “Unable to find Mach task port for process-id” error
...You have to follow this guide to make it work: http://www.opensource.apple.com/source/lldb/lldb-69/docs/code-signing.txt
The guide explains how to do it for lldb, but the process is exactly the same for gdb.
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What's “tools:context” in Android layout files?
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i see . according to the screenshot here : tools.android.com/_/rsrc/1337185954574/recent/newconfigchooser/… , it means that doesn't have to be a class that extends Context , right? if so, i think it does more that what you are saying , though i'm not sure what .
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How to get client's IP address using JavaScript?
...nd the information they return. If you know of any more, then please add a comment and I'll update this answer.
Cloudflare
Try it: https://www.cloudflare.com/cdn-cgi/trace
// If your site is on Cloudflare, then you can use '/cdn-cgi/trace' instead
$.get('https://www.cloudflare.com/cdn-cgi/trace', f...
How do I get the APK of an installed app without root access?
...l you the name of the stored apk for a given package.
To do this from the command line, use adb shell pm list packages to get the list of installed packages and find the desired package.
With the package name, we can get the actual file name and location of the APK using adb shell pm path your-pac...
How do I get the current absolute URL in Ruby on Rails?
...Rails 2:
You can write request.url instead of request.request_uri. This combines the protocol (usually http://) with the host, and request_uri to give you the full address.
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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
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jQuery remove all list items from an unordered list
I forgot the jQuery command that will clear all list elements from a list. I did a bit of searching, done it a bunch of times before, but just simply forgot the command.
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How can I see the request headers made by curl when sending a request to the server?
...-v -I -H "Testing: Test header so you see this works" http://stackoverflow.com/
* About to connect() to stackoverflow.com port 80 (#0)
* Trying 69.59.196.211... connected
* Connected to stackoverflow.com (69.59.196.211) port 80 (#0)
> HEAD / HTTP/1.1
> User-Agent: curl/7.16.3 (i686-pc-cygwin...