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What does the caret operator (^) in Python do?
...t; 0^1
1
To explain one of your own examples:
>>> 8^3
11
Think about it this way:
1000 # 8 (binary)
0011 # 3 (binary)
---- # APPLY XOR ('vertically')
1011 # result = 11 (binary)
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Maximum length of HTTP GET request
... or the client is using).
Most web servers have a limit of 8192 bytes (8 KB), which is usually configurable somewhere in the server configuration. As to the client side matter, the HTTP 1.1 specification even warns about this. Here's an extract of chapter 3.2.1:
Note: Servers ought to be cauti...
Sending a notification from a service in Android
I have a service running, and would like to send a notification. Too bad, the notification object requires a Context , like an Activity , and not a Service .
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Difference between >>> and >>
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Ziggy
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answered May 11 '10 at 14:07
danbendanben
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How to escape double quotes in a title attribute
...amp;quot;text&quot;">Hover me</a>
Is correct and it works as expected - you see normal quotes in rendered page.
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Getting only Month and Year from SQL DATE
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Wayne Werner
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answered Nov 23 '09 at 14:24
MatBailieMatBa...
How to find out how many lines of code there are in an Xcode project?
...not to use such information for managerial measurement or employee benchmarking purposes. ;)
15 Answers
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Google Authenticator implementation in Python
...solution. My problem seemed to be connected with incorrect value of secret key (it must be correct parameter for base64.b32decode() function).
Below I post full working solution with explanation on how to use it.
Code
The following code is enough. I have also uploaded it to GitHub as separate mod...
Linear Layout and weight in Android
...d documentations.
Now I want to try it for the first time but it isn't working at all.
18 Answers
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Removing a list of characters in string
...>> re.sub(rx, '', subj)
'ABC'
(re.escape ensures that characters like ^ or ] won't break the regular expression).
C. Use the mapping variant of translate:
>>> chars_to_remove = [u'δ', u'Γ', u'ж']
>>> subj = u'AжBδCΓ'
>>> dd = {ord(c):None for c in chars_to_...