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UnicodeDecodeError, invalid continuation byte
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In binary, 0xE9 looks like 1110 1001. If you read about UTF-8 on Wikipedia, you’ll see that such a byte must be followed by two of the form 10xx xxxx. So, for example:
>>> b'\xe9\x80\x80'.decode('utf-8')
u'\u9000'
But that’s just the mechanical cause of ...
Datatables: Cannot read property 'mData' of undefined
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sed one-liner to convert all uppercase to lowercase?
...e to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.'
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I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...es, you can opt out of most of this lock.
<% @Page EnableSessionState="ReadOnly" %>
If your page does not read any session variables, you can opt out of this lock entirely, for that page.
<% @Page EnableSessionState="False" %>
If none of your pages use session variables, just turn ...
What is the difference between atomic and critical in OpenMP?
...that generality, however, by incurring significant overhead every time a thread enters and exits the critical section (on top of the inherent cost of serialization).
(In addition, in OpenMP all unnamed critical sections are considered identical (if you prefer, there's only one lock for all unname...
Studies on optimal code width?
... years now - the printed book. These have evolved over the centuries, with readbility foremost in mind, to the position we are at now where the average line length for text is around 60 characters. So for readability, go for narrower margins.
...
What is the main difference between Inheritance and Polymorphism?
...tion in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questions to this but, none I have ...
How to get the device's IMEI/ESN programmatically in android?
...AndroidManifest.xml:
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
in order to do this.
That being said, be careful about doing this. Not only will users wonder why your application is accessing their telephony stack, it might be difficult to migrate data over if t...
Local Storage vs Cookies
...kies and local storage serve different purposes. Cookies are primarily for reading server-side, local storage can only be read by the client-side. So the question is, in your app, who needs this data — the client or the server?
If it's your client (your JavaScript), then by all means switch. You'...
How should I read a file line-by-line in Python?
...a nightmare.
Or you could just use the with block.
Bonus Question
(Stop reading now if are only interested in the objective aspects of the question.)
Why isn't that included in the iterator protocol for file objects?
This is a subjective question about API design, so I have a subjective ans...