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How to take a screenshot programmatically on iOS
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Ricardo Sanchez-Saez
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answered Feb 4 '10 at 21:18
DenNukemDenNukem
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Bootstrap carousel multiple frames at once
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14 Answers
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Output data from all columns in a dataframe in pandas [duplicate]
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42
There is too much data to be displayed on the screen, therefore a summary is displayed instead....
How do I remove the first characters of a specific column in a table?
In SQL, how can I remove the first 4 characters of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 .
I want to remove first 4 chars from my table for all records
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Transpose list of lists
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How about
map(list, zip(*l))
--> [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
For python 3.x users can use
list(map(list, zip(*l)))
Explanation:
There are two things we need to know to understand what's going on:
The signature of zip: zip(*iterables) This means zip ...
How to check if a number is a power of 2
...Let us for the sake of simplicity assume that someone has passed the value 4 and called the function like so:
bool b = IsPowerOfTwo(4)
Now we replace each occurrence of x with 4:
return (4 != 0) && ((4 & (4-1)) == 0);
Well we already know that 4 != 0 evals to true, so far so good. ...
TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
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4 Answers
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How to ignore SSL certificate errors in Apache HttpClient 4.0
How do I bypass invalid SSL certificate errors with Apache HttpClient 4.0?
23 Answers
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Using async/await for multiple tasks
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int[] ids = new[] { 1, 2, 3, 4, 5 };
Parallel.ForEach(ids, i => DoSomething(1, i, blogClient).Wait());
Although you run the operations in parallel with the above code, this code blocks each thread that each operation runs on. For example, if the net...