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Why does += behave unexpectedly on lists?

... 141 The general answer is that += tries to call the __iadd__ special method, and if that isn't avai...
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HTTP redirect: 301 (permanent) vs. 302 (temporary)

... – Philippe Leybaert Sep 8 '09 at 11:45 7 But in a browser, how does this affect? Rewriting the hi...
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Java String to SHA1

...turn result; } BTW, you may get more compact representation using Base64. Apache Commons Codec API 1.4, has this nice utility to take away all the pain. refer here share | improve this answer ...
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How to remove leading and trailing whitespace in a MySQL field?

...s (tab, newline, etc) – TM. Jan 9 '14 at 20:50 30 yes you're right @TM so it's better to use: UPD...
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How to take screenshot of a div with JavaScript?

... Delan AzabaniDelan Azabani 70.4k2222 gold badges154154 silver badges189189 bronze badges ...
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Is it possible to change a UIButtons background color?

...3 shim 6,41999 gold badges5656 silver badges9292 bronze badges answered Apr 5 '11 at 14:00 Stian StorrvikStian...
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Make an HTTP request with android

... 482 UPDATE This is a very old answer. I definitely won't recommend Apache's client anymore. Instea...
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What does enumerate() mean?

... that number instead: >>> for count, elem in enumerate(elements, 42): ... print count, elem ... 42 foo 43 bar 44 baz If you were to re-implement enumerate() in Python, here are two ways of achieving that; one using itertools.count() to do the counting, the other manually counting in...
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Convert hex string to int

... It's simply too big for an int (which is 4 bytes and signed). Use Long.parseLong("AA0F245C", 16); share | improve this answer | follow ...