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If my interface must return Task what is the best way to have a no-operation implementation?
...e code below, due to the interface, the class LazyBar must return a task from its method (and for argument's sake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method?
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How can I set the aspect ratio in matplotlib?
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you should try with figaspect. It works for me. From the docs:
Create a figure with specified aspect ratio. If arg is a number, use that aspect ratio. > If arg is an array, figaspect will
determine the width and height for a figure that would fit array
preserv...
CSS background image to fit width, height should auto-scale in proportion
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Based on tips from https://developer.mozilla.org/en-US/docs/CSS/background-size I end up with the following recipe that worked for me
body {
overflow-y: hidden ! important;
overflow-x: hidden ! important;
backgroun...
How did I get a value larger than 8 bits in size from an 8-bit integer?
...rsion specifier %i in printf has no idea that the argument originally came from int8_t calculations; it is just working with an int argument.
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Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
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I used the following psd that I derived from http://www.teehanlax.com/blog/?p=447
http://www.chrisandtennille.com/pictures/backbutton.psd
I then just created a custom UIView that I use in the customView property of the toolbar item.
Works well for me.
Edit: A...
are there dictionaries in javascript like python?
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If the value comes from the user, then care needs to be taken to use Object.hasOwnProperty.call(dictionary, key) (otherwise the user can enter a value of valueOf and dictionary['valueOf'] returns the Object.valueOf() function belonging to the O...
How do I create an HTML table with a fixed/frozen left column and a scrollable body?
...r anyone who is interested. Essentially the solution moves the headers off from the table and set each of them a 5em width. The table itself is pushed to the right for the same 5em width. This makes a visual appearance that the headers are still part of the normal flow in the table.
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Docker how to change repository name or rename image?
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Note that you probably want docker image tag from_server:version to_server:version as described here: docs.docker.com/engine/reference/commandline/image_tag
– Traveler
Mar 21 '19 at 0:49
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Logging Clientside JavaScript Errors on Server [closed]
...t part of any specification, support is somewhat flaky.
Here's an example from Using XMLHttpRequest to log JavaScript errors:
window.onerror = function(msg, url, line)
{
var req = new XMLHttpRequest();
var params = "msg=" + encodeURIComponent(msg) + '&url=' + encodeURIComponent(url) + ...
Make: how to continue after a command fails?
...with rm, but are applicable to any other command you need to ignore errors from (i.e. mkdir).
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