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How do I put a bunch of uncommitted changes aside while working on something else
If I have a bunch of uncommitted changes and want to set it aside while working on something else instead, and then later (f.i. after several days) come back to it and proceed working. What would be the easiest workflow to accomplish this? (So far I have only experience with Mercurial's basic functi...
Easy way to prevent Heroku idling?
In the Heroku free apps the dynos seem to keep idling - my app has very low traffic but it's also not really acceptable in my case that my users have to wait 20+ seconds to spin up a new dyno.
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Combining a class selector and an attribute selector with jQuery
... interpreted as the descendant selector.
Your second selector, like you said, looks for elements with either the attribute value, or the class, or both.
The comma is being interpreted as the multiple selector operator — whatever that means (CSS selectors don't have a notion of "operators"; the co...
REST, HTTP DELETE and parameters
..., the state of the resource suggests that the requested delete may be invalid. You can probably imagine some scenarios yourself where confirmation of a delete is required
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Have a div cling to top of screen if scrolled down past it [duplicate]
... attaching a handler to the window.scroll event
// Cache selectors outside callback for performance.
var $window = $(window),
$stickyEl = $('#the-sticky-div'),
elTop = $stickyEl.offset().top;
$window.scroll(function() {
$stickyEl.toggleClass('sticky', $window.scroll...
Get all keys of an NSDictionary as an NSArray
...s and values, here's what you do:
for (NSString *key in dictionary) {
id value = dictionary[key];
NSLog(@"Value: %@ for key: %@", value, key);
}
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How can I bind to the change event of a textarea in jQuery?
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Try this actually:
$('#textareaID').bind('input propertychange', function() {
$("#yourBtnID").hide();
if(this.value.length){
$("#yourBtnID").show();
}
});
DEMO
That works for any changes you make, typing, cutting, pasting.
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Aren't Python strings immutable? Then why does a + “ ” + b work?
...u changed the variable a to point at a new string "Dog eats treats". You didn't actually mutate the string "Dog". Strings are immutable, variables can point at whatever they want.
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Using .sort with PyMongo
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If it is only one field, it can be .sort("_id", 1)
– Haris Np
Mar 15 '18 at 11:51
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moveCamera with CameraUpdateFactory.newLatLngBounds crashes
I'm making use of the new Android Google Maps API .
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