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Convert integer to hexadecimal and back again
...e variable name "decValue" since it is not a decimal at all? Sorry man, I know it is from another source, but stackoverflow should be better than that.
– Christopher Bonitz
Nov 3 '15 at 10:24
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...erver config. Which one to use depends on what you need it for. You should now however realize that the one is a client-controlled value which may thus not be reliable for use in business logic and the other is a server-controlled value which is more reliable. You however need to ensure that the web...
What does numpy.random.seed(0) do?
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I have used this very often in neural networks. It is well known that when we start training a neural network we randomly initialise the weights. The model is trained on these weights on a particular dataset. After number of epochs you get trained set of weights.
Now suppose you wan...
Superscript in CSS only?
... fixed their idious behavior to always screw up paragraph line height.
So now you can do:
<p>This is a line of text.</p>
<p>This is a line of text, <sub>with sub text.</sub></p>
<p>This is a line of text, <sup>with sup text.</sup></p&g...
How do I escape reserved words used as column names? MySQL/Create Table
...escape) works for keywords in Cassandra's CQL as well. A bit off-topic, I know, but this thread surfaced in a Cassandra-specific search.
– Godfrey Duke
Feb 26 '16 at 22:44
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How to resolve “must be an instance of string, string given” prior to PHP 7?
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As of PHP 7.0 type declarations allow scalar types, so these types are now available: self, array, callable, bool, float, int, string. The first three were available in PHP 5, but the last four are new in PHP 7. If you use anything else (e.g. integer or boolean) that will be interpreted as a cla...
Items in JSON object are out of order using “json.dumps”?
...+ "}"
else:
return simplejson.JSONEncoder.encode(self, o)
now using this we get:
>>> import OrderedDict
>>> unordered={"id":123,"name":"a_name","timezone":"tz"}
>>> ordered = OrderedDict.OrderedDict( [("id",123), ("name","a_name"), ("timezone","tz")] )
&g...
How to use multiple arguments for awk with a shebang (i.e. #!)?
...ns later, so in general portable answers are preferable, even if you don't now require portability.
– dubiousjim
Apr 19 '12 at 15:11
4
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CodeIgniter: Create new helper?
...s and display it in a page. The arrays are generated by a module class. I know that its better not to include functions on 'views' and I want to know where to insert the functions file.
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Converting from a string to boolean in Python?
Does anyone know how to do convert from a string to a boolean in Python? I found this link . But it doesn't look like a proper way to do it. I.e. using built-in functionality, etc.
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