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Using C++ library in C code
...l C++ class with data members and methods, then you may need to do more work than this simple function example.
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Why “decimal” is not a valid attribute parameter type?
It is really unbelievable but real. This code will not work:
3 Answers
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Warning as error - How to rid these
...x them later, but I don't want the compile to just error and halt on these kinds of problems.
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C read file line by line
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If your task is not to invent the line-by-line reading function, but just to read the file line-by-line, you may use a typical code snippet involving the getline() function (see the manual page here):
#define _GNU_SOURCE
#include <s...
Checking for NULL pointer in C/C++ [closed]
...recent code review, a contributor is trying to enforce that all NULL checks on pointers be performed in the following manner:
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Scrolling a flexbox with overflowing content
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I've spoken to Tab Atkins (author of the flexbox spec) about this, and this is what we came up with:
HTML:
<div class="content">
<div class="box">
<div class="column">Column 1</div>
<d...
Comparing two NumPy arrays for equality, element-wise
...eturns an empty array, for which the all operator returns True.
Another risk is if A and B don't have the same shape and aren't broadcastable, then this approach will raise an error.
In conclusion, if you have a doubt about A and B shape or simply want to be safe: use one of the specialized functi...
String to Dictionary in Python
So I've spent way to much time on this, and it seems to me like it should be a simple fix. I'm trying to use Facebook's Authentication to register users on my site, and I'm trying to do it server side. I've gotten to the point where I get my access token, and when I go to:
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SQL UPDATE all values in a field with appended string CONCAT not working
...s in set (0.02 sec)
mysql> update t set data=concat(data, 'a');
Query OK, 4 rows affected (0.01 sec)
Rows matched: 4 Changed: 4 Warnings: 0
mysql> select * from t;
+------+--------+
| id | data |
+------+--------+
| 1 | maxa |
| 2 | lindaa |
| 3 | sama |
| 4 | henrya |
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How to close IPython Notebook properly?
How to close IPython Notebook properly?
12 Answers
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