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UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 1
...ing using string.encode('utf-8') and unicode(string) , but I get the error:
16 Answers
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Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...ng to create an AlertDialog which requires a Context as a parameter. This works as expected if I use:
28 Answers
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What's the point of map in Haskell, when there is fmap?
Everywhere I've tried using map , fmap has worked as well. Why did the creators of Haskell feel the need for a map function? Couldn't it just be what is currently known as fmap and fmap could be removed from the language?
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PHP - Check if two arrays are equal
...$a === $b); // TRUE if $a and $b have the same key/value pairs in the same order and of the same types.
See Array Operators.
EDIT
The inequality operator is != while the non-identity operator is !== to match the equality
operator == and the identity operator ===.
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Git : List all unmerged changes in git
Creating a branch for various topics, and not regularly deleting them when I don't need them any more, I have now ended up with about 50 branches ;)
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getApplicationContext(), getBaseContext(), getApplication(), getParent()
...the same object, there is no guarantee that this will always be the case (for example, in a specific vendor implementation).
So if you want the Application class you registered in the Manifest, you should never call getApplicationContext() and cast it to your application, because it may not be the a...
What is “overhead”?
I am a student in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
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jQuery vs jQuery Mobile vs jQuery UI?
... j* stuff out there. I wonder what are the differences between these frameworks?
1 Answer
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Shell one liner to prepend to a file
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The hack below was a quick off-the-cuff answer which worked and received lots of upvotes. Then, as the question became more popular and more time passed, outraged people started reporting that it sorta worked but weird things could happen, or it just didn't work at all, so it wa...
How to redirect the output of the time command to a file in Linux?
....txt
which combines the STDERR of "time" and your command into time.txt
Or use
{ time sleep 1 2> sleep.stderr ; } 2> time.txt
which puts STDERR from "sleep" into the file "sleep.stderr" and only STDERR from "time" goes into "time.txt"
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