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When should Flask.g be used?
...t knows not to pop the AppContext just yet. The same thing occurs with the test client, which retains the context, so it can be inspected.
– theY4Kman
Jul 29 '17 at 21:04
...
Print current call stack from a method in Python code
...k)
return func(*args, **kwds)
return wrapped
@stacktrace
def test_func():
return 42
print(test_func())
Output from sample:
test_func() called:
File "stacktrace_decorator.py", line 28, in <module>
print(test_func())
42
...
Determine project root from a running node.js application
... That means that you can determine whether a file has been run directly by testing require.main === module
Because module provides a filename property (normally equivalent to __filename), the entry point of the current application can be obtained by checking require.main.filename.
So if you w...
How to get a string after a specific substring?
...ajii's. Other than that, I think @arshajii's is the best for being the fastest -- it does not create any unnecessary copies/substrings.
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How to properly reuse connection to Mongodb across NodeJs application and modules
...useNewUrlParser: true }, function( err, client ) {
_db = client.db('test_db');
return callback( err );
} );
},
getDb: function() {
return _db;
}
};
To use it, you would do this in your app.js:
var mongoUtil = require( 'mongoUtil' );
mongoUtil.connectToServer( function...
RESTful way to create multiple items in one request
... Operating on a resource can have significant side effects, like firing an alert to a user, updating other related data, initiating a long lived process, etc. For example, we could map a file system or even the unix ps command as a REST API.
I think it is safe to assume that operating a resource ma...
CSS last-child(-1)
...ry(document).ready(function () {
$count = jQuery("ul li").size() - 1;
alert($count);
jQuery("ul li:nth-child("+$count+")").css("color","red");
});
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urlencode vs rawurlencode?
... result in another environment, for example JavaScript.
In PHP urlencode('test 1') returns 'test+1' while rawurlencode('test 1') returns 'test%201' as result.
But if you need to "decode" this in JavaScript using decodeURI() function then decodeURI("test+1") will give you "test+1" while decodeURI("...
Unicode character for “X” cancel / close?
...Bootstrap maps this to a close icon for dismissing content like modals and alerts.
<button class="close">&times;</button>
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How to model type-safe enum types?
...rgumentException
}
// At REPL:
scala> val a = unitMatrixInt(3)
a: teste7.MatrixInt =
/ 1 0 0 \
| 0 1 0 |
\ 0 0 1 /
scala> a('row, 1) = a.row(0)
res41: teste7.MatrixInt =
/ 1 0 0 \
| 1 0 0 |
\ 0 0 1 /
scala> a('column, 2) = a.row(0)
res42: teste7.MatrixInt =
/ 1 0 1 \
| 0 1 0 |
\ 0 0...