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Dynamically access object property using variable
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This is my solution:
function resolve(path, obj) {
return path.split('.').reduce(function(prev, curr) {
return prev ? prev[curr] : null
}, obj || self)
}
Usage examples:
resolve("document.body.style.width")
// or
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How to pass a view's onClick event to its parent on Android?
...er the onClick and onLongClick in parent view, or I have to implement them myself?
– shiami
Dec 12 '10 at 13:59
Check ...
Android: how do I check if activity is running?
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You can use a static variable within the activity.
class MyActivity extends Activity {
static boolean active = false;
@Override
public void onStart() {
super.onStart();
active = true;
}
@Override
public void onStop() {
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HTML code for an apostrophe
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My boss just made me change all the single quote on our site to a proper typographic apostrophe. The ' is technically not an apostrophe according to a her... however W3C does view it as an apostrophe. I saw to hell ...
Linq style “For Each” [duplicate]
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@MarkSeemann in my testing the new answer of someValues.ToObservable().Subscribe(...) seems to be around 50 times slower than ToList().ForEach(...) and Select(...).ToList()
– qujck
Jan 6 '14 at 16:44
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Get the first element of an array
...t to get its first element? list() and reset() are much nicer solutions to my opinion.
– Martin Dimitrov
Jun 12 '12 at 11:25
33
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How can I implement prepend and append with regular JavaScript?
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I added this on my project and it seems to work:
HTMLElement.prototype.prependHtml = function (element) {
const div = document.createElement('div');
div.innerHTML = element;
this.insertBefore(div, this.firstChild);
};
HTMLEleme...
How do I change the number of open files limit in Linux? [closed]
When running my application I sometimes get an error about too many files open .
4 Answers
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Python's time.clock() vs. time.time() accuracy?
... only has precision less than 10 ms. While time() gives prefect precision.
My test is on CentOS 6.4， python 2.6
Change a Rails application to production
How can I change my Rails application to run in production mode? Is there a config file, environment.rb for example, to do that?
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