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Why does changing the returned variable in a finally block not change the return value?
...e.
The detailed rules for how all this operates can be found in Section 14.20.2 of the Java Language Specification. Note that execution of a return statement counts as an abrupt termination of the try block (the section starting "If execution of the try block completes abruptly for any other reason ...
PHP - iterate on string characters
...rray using the str_split function
$array = str_split($your_string);
Step 2: loop through the newly created array
foreach ($array as $char) {
echo $char;
}
You can check the PHP docs for more information: str_split
shar...
How does one escape backslashes and forward slashes in VIM find/search?
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edited Aug 6 '18 at 7:25
user8554766
answered Mar 17 '10 at 19:19
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How do I get Flask to run on port 80?
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So it's throwing up that error message because you have apache2 running on port 80.
If this is for development, I would just leave it as it is on port 5000.
If it's for production either:
Not Recommended
Stop apache2 first;
Not recommended as it states in the documentation:
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Explaining Python's '__enter__' and '__exit__'
..._future__ import with_statement at the top of the file if you're on Python 2.5).
with DatabaseConnection() as mydbconn:
# do stuff
PEP343 -- The 'with' statement' has a nice writeup as well.
share
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How do I reverse a C++ vector?
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258
There's a function std::reverse in the algorithm header for this purpose.
#include <vector...
Is there a naming convention for Django apps
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112
They must be valid package names. That rules out 2 ("import my-django-app" would be a syntax err...
How to make graphics with transparent background in R using ggplot2?
I need to output ggplot2 graphics from R to PNG files with transparent background. Everything is ok with basic R graphics, but no transparency with ggplot2:
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MongoDb query condition on comparing 2 fields
I have a collection T , with 2 fields: Grade1 and Grade2 , and I want to select those with condition Grade1 > Grade2 , how can I get a query like in MySQL?
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