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How to go from Blob to ArrayBuffer
... is good.
The problem is when iOS / Safari support is needed.. for that one would need this:
Blob.prototype.arrayBuffer ??=function(){ return new Response(this).arrayBuffer() }
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Type converting slices of interfaces
... hide complex/costly operations. Converting a string to an interface{} is done in O(1) time. Converting a []string to an interface{} is also done in O(1) time since a slice is still one value. However, converting a []string to an []interface{} is O(n) time because each element of the slice must be c...
String comparison in Python: is vs. == [duplicate]
...# do something
write:
if x:
# do something
For comparing against None, is None is preferred over == None.
I've always liked to use 'is' because
I find it more aesthetically pleasing
and pythonic (which is how I fell into
this trap...), but I wonder if it's
intended to just be re...
Viewing all defined variables [duplicate]
...magics available. IPython is basically the Python interpreter on steroids. One convenient magic is store, which lets you save variables between sessions (using pickle).
Note: I am not associated with IPython Dev - just a satisfied user.
Edit:
You can find all the magic commands in the IPython Doc...
How do I detect if software keyboard is visible on Android Device or not?
...
Thanks for this snippet, I have one question that is this code required to remove listener?
– Pratik Butani
Aug 16 '19 at 6:54
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How to center a button within a div?
...style="display: block; margin: 0 auto;">
</div>
The first one will center align everything inside the div. The other one will center align just the button.
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How to force Chrome browser to reload .css file while debugging in Visual Studio?
...
There are much more complicated solutions, but a very easy, simple one is just to add a random query string to your CSS include.
Such as src="/css/styles.css?v={random number/string}"
If you're using php or another server-side language, you can do this automatically with time(). So it wou...
How to prevent Node.js from exiting while waiting for a callback?
...hat occurs, allowing node to exit silently.
This is a sneaky bug, that is one that the module developer might not run into during development, as it will occur less often in busy systems with many queues as it will be rare for all of them to be empty at the critical time.
A possible fix/bug detect...
Check number of arguments passed to a Bash script
...to it. This has already been suggested in the comments by ekangas but someone edited this answer to have it with -1 as the returned value, so I might as well do it right.
-1 though accepted by Bash as an argument to exit is not explicitly documented and is not right to be used as a common suggestio...
Giving a border to an HTML table row,
Is it possible to border a table row, <tr> in one go instead of giving a border to individual cells, <td> like,
...