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Clicking the back button twice to exit an activity
I've noticed this pattern in a lot of Android apps and games recently: when clicking the back button to "exit" the application, a Toast comes up with a message similar to "Please click BACK again to exit".
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Creating runnable JAR with Gradle
...the Eclipse "Export..." functionallity but now I switched to IntelliJ IDEA and Gradle for build automation.
9 Answers
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Click event doesn't work on dynamically generated elements [duplicate]
...ding you're using is called a "direct" binding which will only attach the handler to elements that already exist. It won't get bound to elements created in the future. To do that, you'll have to create a "delegated" binding by using on().
Delegated events have the advantage that they can proces...
How do you tell if caps lock is on using JavaScript?
...s/edit?js,output
Also, here is a modified version (can someone test on mac and confirm)
NEW VERSION: https://jsbin.com/xiconuv/edit?js,output
NEW VERSION:
function isCapslock(e) {
const IS_MAC = /Mac/.test(navigator.platform);
const charCode = e.charCode;
const shiftKey = e.shiftKey;
if (...
How to escape single quotes within single quoted strings
...on, using single quotes.
If you do not place any whitespaces between (1) and (2), or between (4) and (5), the shell will interpret that string as a one long word.
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iOS 6: How do I restrict some views to portrait and allow others to rotate?
...vels deep. I want the first three views restricted to portrait orientation and only the last view should be allowed to rotate to landscape. When returning from the fourth view to the third and the fourth view was in landscape orientation I want everything to rotate back to portrait.
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When should you branch?
...ing out the following article, which explains the principles of branching, and when to use them:
Ned Batchelder - Subversion branching quick start
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How do I declare a namespace in JavaScript?
How do I create a namespace in JavaScript so that my objects and functions aren't overwritten by other same-named objects and functions? I've used the following:
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must appear in the GROUP BY clause or be used in an aggregate function
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To workaround this issue, you must calculate the aggregate in a sub-query and then join it with itself to get the additional columns you'd need to show:
SELECT m.cname, m.wmname, t.mx
FROM (
SELECT cname, MAX(avg) AS mx
FROM makerar
GROUP BY cname
) t JOIN makerar m ON m.cname = t....
Inspect attached event handlers for any DOM element
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Event handlers attached using traditional element.onclick= handler or HTML <element onclick="handler"> can be retrieved trivially from the element.onclick property from script or in-debugger.
Event handlers attached using DOM...