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“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...ertificate if you don't install one for it to use, but it won't be trusted by the caller since it's not CA-signed, unless you tell the connection string to trust any server cert by default.
Long term, I'd recommend leveraging Let's Encrypt to get a CA signed certificate from a known trusted CA for ...
Multiple Parameters for jQuery selector?
...ook to the documentation of the jQuery function:
Selector Context
By default, selectors perform their
searches within the DOM starting at
the document root. However, an
alternate context can be given for the
search by using the optional second
parameter to the $() function. For
...
Joda-Time: what's the difference between Period, Interval and Duration?
...r than of relative performance. From the documentation with comments added by me in italics:
An interval in Joda-Time represents an interval of time from one millisecond instant to another instant. Both instants are fully specified instants in the datetime continuum, complete with time zone. Spec...
Removing elements by class name?
...
If you prefer not to use JQuery:
function removeElementsByClass(className){
var elements = document.getElementsByClassName(className);
while(elements.length > 0){
elements[0].parentNode.removeChild(elements[0]);
}
}
...
How can I negate the return-value of a process?
... not command
The '!' operator, whether built-in to your shell or provided by the o/s, is not universally available. It isn't dreadfully hard to write, though - the code below dates back to at least 1991 (though I think I wrote a previous version even longer ago). I don't tend to use this in my sc...
How to calculate a logistic sigmoid function in Python?
...
def sigmoid(x):
return 1 / (1 + math.exp(-x))
And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-one translation of the given expression into Python code. It is not tested or known to be a n...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
... app is trying to notify the user from
the background thread (AsyncTask) by opening a Dialog.
If you are trying to modify the UI from background thread (usually
from onPostExecute() of AsyncTask) and if the activity enters
finishing stage i.e.) explicitly calling finish(), user pressing ...
Difference between this and self in JavaScript
...s the standard method for setting event listeners.
From Mozilla docs:
By using self, you can refer to the global scope in a way that will work not only in a window context (self will resolve to window.self) but also in a worker context (self will then resolve to WorkerGlobalScope.self).
...
Difference between angle bracket < > and double quotes “ ” while including header files in C++? [dup
...sequence of implementation-defined places for a header identified uniquely by the specified sequence between the < and > delimiters, and causes the replacement of that directive by the entire contents of the header. How the places are specified or the header identified is implementation-define...
git diff between two different files
...he --no-index option when running the command in a working tree controlled by Git and at least one of the paths points outside the working tree, or when running the command outside a working tree controlled by Git.
– mitenka
Jul 23 at 10:07
...