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What's the difference between ASCII and Unicode?
...SCII characters are printable characters of the alphabet such as abc, ABC, 123, ?&!, etc. The others are control characters such as carriage return, line feed, tab, etc.
See below the binary representation of a few characters in ASCII:
0100101 -> % (Percent Sign - 37)
1000001 -> A (Capital...
PHP: How to remove all non printable characters in a string?
...ace is 14.79% faster
2048 chars str_replace 94.7111ms preg_replace 123.3189ms str_replace is 23.20% faster
4096 chars str_replace 227.7029ms preg_replace 258.3771ms str_replace is 11.87% faster
8192 chars str_replace 506.3410ms preg_replace 555.6269ms str_replace is 8.87% fas...
Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
...s it ever advantageous to use goto in a language that supports loops and functions? If so, why?
25 Answers
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Remove .php extension with .htaccess
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Gumbo's answer in the Stack Overflow question How to hide the .html extension with Apache mod_...
Choosing Java vs Python on Google App Engine
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123
I'm biased (being a Python expert but pretty rusty in Java) but I think the Python runtime of ...
How to become an OpenCart guru? [closed]
...ls and views, rate this answer so that I know.
Also check out my Youtube https://www.youtube.com/dreamvention and my blog https://dreamvention.com/blog I will be posting more tips and tutorials there for you guys!
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Abusing the algebra of algebraic data types - why does this work?
...jections fst : A×B → A and snd : A×B → B, where given any type C and functions f : C → A, g : C → B you can define the pairing f &&& g : C → A×B such that fst ∘ (f &&& g) = f and likewise for g. Parametricity guarantees the universal properties automatically an...
Select by partial string from a pandas DataFrame
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df[df['value'].astype(str).str.contains('1234.+')] for filtering out non-string-type columns.
– François Leblanc
Feb 13 '18 at 20:22
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What is the purpose of a stack? Why do we need it?
...ing coding, you should consider going for teaching programmers. Beside the fun, you could be making a killing without the pressures of business. Awesome flair is what you got in that area (and wonderful patience, I might add). I say that as an ex-university lecturer.
– Alan
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Why isn't SQL ANSI-92 standard better adopted over ANSI-89?
...AS j USING(userid)
JOIN useraccounts AS us USING(userid)
WHERE j.jobid = 123
This is completely ambiguous. I put a UserID column in both Companies and user tables and there's no complaint. What if the UserID column in companies is the ID of the last person to modify that row?
I'm serious, Can ...