大约有 37,000 项符合查询结果（耗时：0.0460秒） [XML]
Remove the last character from a string [duplicate]
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You can use substr:
echo substr('a,b,c,d,e,', 0, -1);
# => 'a,b,c,d,e'
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
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answered Oct 1 '08 at 19:21
Kirk StrauserKirk Strauser
26.4k55 gold badges4444 silver badges6161 bronze badges
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What is output buffering?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 14 '10 at 6:12
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Define an 's src attribute in CSS [duplicate]
...r image's width*/
height: auto; /*or your image's height*/
margin: 0;
padding: 0;
}
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Ruby on Rails: How can I revert a migration with rake db:migrate?
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edited Feb 11 '19 at 17:02
answered Oct 8 '11 at 6:39
Mah...
Adding a UILabel to a UIToolbar
...cer release];
self.titleLabel = [[UILabel alloc] initWithFrame:CGRectMake(0.0 , 11.0f, self.view.frame.size.width, 21.0f)];
[self.titleLabel setFont:[UIFont fontWithName:@"Helvetica-Bold" size:18]];
[self.titleLabel setBackgroundColor:[UIColor clearColor]];
[self.titleLabel setTextColor:[UIColor co...
How to display all methods of an object?
...example:
console.log(Object.getOwnPropertyNames(Math));
//-> ["E", "LN10", "LN2", "LOG2E", "LOG10E", "PI", ...etc ]
You can then use filter() to obtain only the methods:
console.log(Object.getOwnPropertyNames(Math).filter(function (p) {
return typeof Math[p] === 'function';
}));
//-> [...
Idiomatic way to wait for multiple callbacks in Node.js
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setTimeout(function(){
callback(null, 1);
}, 200);
},
two: function(callback){
setTimeout(function(){
callback(null, 2);
}, 100);
},
},
function(err, results) {
// results is now equals to: {one: 1, two: 2}
});
As a plus this...
Efficient way to return a std::vector in c++
... moved; and RVO is a compiler-dependent thing! Talk about the things from 80s & 90s.
– Nawaz
Mar 11 '18 at 16:01
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How to capture the “virtual keyboard show/hide” event in Android?
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+50
2020 Update
This is now possible:
On Android 11, you can do
view.setWindowInsetsAnimationCallback(object : WindowInsetsAnimation.Callb...