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Encrypt & Decrypt using PyCrypto AES 256

...rt Random from Crypto.Cipher import AES class AESCipher(object): def __init__(self, key): self.bs = AES.block_size self.key = hashlib.sha256(key.encode()).digest() def encrypt(self, raw): raw = self._pad(raw) iv = Random.new().read(AES.block_size) ...
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Execute Python script via crontab

...e the file appears a message: "/tmp/crontab.JTQ0My/crontab":22: bad minute errors in crontab file, can't install. Do you want to retry the same edit? (y/n)" if I type "y", I've returned to file edit. And if I type "n" the file is not saved. I add this line at last line of the file: "/1 * * * * /usr...
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?

...es. – Eric Lippert Dec 14 '10 at 15:05 Thanks for your answer Eric. It does indeed interest me, that's why I've been r...
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How do I write unit tests in PHP? [closed]

... might need to adjust path if not in the same dir $bar = 'Hello World'; var_dump(foo($bar)); ?> --EXPECT-- string(11) "Hello World" In a nutshell, we provide the parameter $bar with value "Hello World" and we var_dump() the response of the function call to foo(). To run this test, use: pear ru...
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Bring element to front using CSS

...ects. For example <div class="container"> <div class="branch_1"> <div class="branch_1__child"></div> </div> <div class="branch_2"> <div class="branch_2__child"></div> </div> </div> If you gave branch_1__c...
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How many GCC optimization levels are there?

...lear on the man page. We shall conclude that: anything above -O3 up to INT_MAX is the same as -O3, but that could easily change in the future, so don't rely on it. GCC 5.1 runs undefined behavior if you enter integers larger than INT_MAX. the argument can only have digits, or it fails gracefully. I...
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Using PowerShell to write a file in UTF-8 without the BOM

...nt) – Johny Skovdal Jan 12 '18 at 7:05  |  show 2 more comments ...
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How to set request headers in rspec request spec?

... Yeah. In rspec it raises ndefined method 'header' error for me. – Евгений Масленков Oct 19 '17 at 10:11 add a comment ...
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Elastic Search: how to see the indexed data

...Search and Rails, where some data was not indexed properly because of attr_protected. Where does Elastic Search store the indexed data? It would be useful to check if the actual indexed data is wrong. ...
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How do I get an object's unqualified (short) class name?

...Greg.Forbes Because Tenant doesn't exist in the current namespace. Try var_dump($tenant instanceof \Library\Entity\People\Tenant) instead. Also, investigate how to use the use operator, and the general concept behind PHP namespaces! – lonesomeday Nov 13 '13 at...