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Where is the C auto keyword used?
In my college days I read about the auto keyword and in the course of time I actually forgot what it is. It is defined as:
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How to merge two arrays in JavaScript and de-duplicate items
...gh", "Shakya"];
const array3 = [...array1, ...array2];
Since there is no 'built in' way to remove duplicates (ECMA-262 actually has Array.forEach which would be great for this), we have to do it manually:
Array.prototype.unique = function() {
var a = this.concat();
for(var i=0; i<a.lengt...
comparing 2 strings alphabetically for sorting purposes
I'm trying to compare 2 strings alphabetically for sorting purposes. For example I want to have a boolean check like if('aaaa' < 'ab') . I tried it, but it's not giving me correct results, so I guess that's not the right syntax. How do I do this in jquery or Javascript?
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How do I get a list of all the duplicate items using pandas in python?
...NER_MANAGING TRAINER_OPERATOR FIRST_VISIT_DATE
24 11795 27-Feb-12 0643D38-Hanover NH 0643D38-Hanover NH 19-Jun-12
6 11795 3-Jul-12 0649597-White River VT 0649597-White River VT 30-Mar-12
18 8096 19-Dec-11 0649597-White River VT 0649597-White...
Usage of __slots__?
...ts__ and what are the cases one should avoid this?
TLDR:
The special attribute __slots__ allows you to explicitly state which instance attributes you expect your object instances to have, with the expected results:
faster attribute access.
space savings in memory.
The space savings is from
Stori...
Inline functions vs Preprocessor macros
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Preprocessor macros are just substitution patterns applied to your code. They can be used almost anywhere in your code because they are replaced with their expansions before any compilation starts.
Inline functions are actual functions whose body is direc...
Escape double quotes in parameter
...I cannot quickly reproduce the symptoms: if I try myscript '"test"' with a batch file myscript.bat containing just @echo.%1 or even @echo.%~1, I get all quotes: '"test"'
Perhaps you can try the escape character ^ like this: myscript '^"test^"'?
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Combining two Series into a DataFrame in pandas
... Series s1 and s2 with the same (non-consecutive) indices. How do I combine s1 and s2 to being two columns in a DataFrame and keep one of the indices as a third column?
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C library function to perform sort
Is there any library function available in C standard library to do sort?
7 Answers
7...
Logical operators (“and”, “or”) in DOS batch
How would you implement logical operators in DOS Batch files?
12 Answers
12
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