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JavaScript, Node.js: is Array.forEach asynchronous?
I have a question regarding the native Array.forEach implementation of JavaScript: Does it behave asynchronously?
For example, if I call:
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What's the right way to pass form element state to sibling/parent elements?
I've come up with two solutions, but neither of them feels quite right.
10 Answers
10
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The case against checked exceptions
... years now I have been unable to get a decent answer to the following question: why are some developers so against checked exceptions? I have had numerous conversations, read things on blogs, read what Bruce Eckel had to say (the first person I saw speak out against them).
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Generate Java classes from .XSD files…?
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Unfortunately, this functionality will no longer be available as of Java 9. This is because the classes involved (in particular, the com.sun.tools.xjc.* classes) will no longer be available via the JDK.
– Marco
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How do I make sure every glyph has the same width?
...-width class instead of having to edit the CSS.
http://fortawesome.github.io/Font-Awesome/3.2.1/examples/#navigation
Since 4.0, you should use fa-fw:
4.x https://fontawesome.com/v4.7.0/examples/#fixed-width
5.x https://fontawesome.com/how-to-use/on-the-web/styling/fixed-width-icons
Thanks @kales...
Why did my Git repo enter a detached HEAD state?
... a branch, and get a detach HEAD, except:
it has an explicit --detach option
To check out commit HEAD~3 for temporary inspection or experiment without creating a new branch:
git switch --detach HEAD~3
HEAD is now at 9fc9555312 Merge branch 'cc/shared-index-permbits'
it cannot detached by...
How can I disable the UITableView selection?
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For me, the following worked fine:
tableView.allowsSelection = false
This means didSelectRowAt# simply won't work. That is to say, touching a row of the table, as such, will do absolutely nothing. (And hence, obviously, there will never be a selected-animation.)
(Note that if, o...
How can I read input from the console using the Scanner class in Java?
...e input, or just validate the username variable.
You'll find more information on their implementation in the API Documentation for java.util.Scanner
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How to convert a PNG image to a SVG? [closed]
... # PNG to PNM
potrace file.pnm -s -o file.svg # PNM to SVG
Explain options
potrace -s => Output file is SVG
potrace -o file.svg => Write output to file.svg
Example
Input file = 2017.png
convert 2017.png 2017.pnm
Temporary file = 2017.pnm
potrace 2017.pnm -s -o 2017.svg
Output ...
How to play audio?
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If you don't want to mess with HTML elements:
var audio = new Audio('audio_file.mp3');
audio.play();
function play() {
var audio = new Audio('https://interactive-examples.mdn.mozilla.net/media/examples/t-rex-roar.mp3');
audio.play();
}
<button onclick="play()"&...