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How to divide flask app into multiple py files?
...c resources: templates or static files. Please refer to the Flask docs for all the details.
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Exposing a port on a live Docker container
...e -p flag with docker run to assign ports, but once a container is actually running, is there a command to open/map additional ports live?
...
Covariance and contravariance real world example
... you have a method that returns an IEnumerable<Teacher>. Covariance allows you to directly use that result for the methods that take an IEnumerable<Person>, substituting a more derived type for a less derived (more generic) type. Contravariance, counter-intuitively, allows you to use a...
Git fetch remote branch
...g on the same repository. We've branched it into two branches, each technically for different projects, but they have similarities, so we'll sometimes want to commit back to the * master from the branch .
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Can not deserialize instance of java.util.ArrayList out of START_OBJECT token
...cannot, by default, be deserialized into a Collection because it's not actually a JSON Array - that would look like this:
[
{
"name": "Test order1",
"detail": "ahk ks"
},
{
"name": "Test order2",
"detail": "Fisteku"
}
]
Since you're not controlling...
How can I find the data structure that represents mine layout of Minesweeper in memory?
...n. I've found this MSDN article on a simple WinDbg command that reveals all the mines but it is old, is not explained in any detail and really isn't what I'm looking for.
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How do I pass a unique_ptr argument to a constructor or a function?
...e_ptr<Base> n)
: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the p...
Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
...kground thread which calculates ListView contents and update ListView partially, while results are calculated.
25 Answers
...
GCC dump preprocessor defines
...nstead of the normal output, generate
a list of `#define' directives for all
the macros defined during the
execution of the preprocessor,
including predefined macros. This
gives you a way of finding out what is
predefined in your version of the
preprocessor. Assuming you have no
file...
How to fetch the row count for all tables in a SQL SERVER database [duplicate]
...
The following SQL will get you the row count of all tables in a database:
CREATE TABLE #counts
(
table_name varchar(255),
row_count int
)
EXEC sp_MSForEachTable @command1='INSERT #counts (table_name, row_count) SELECT ''?'', COUNT(*) FROM ?'
SELECT table_name, ro...