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How to get progress from XMLHttpRequest
... {
if (req.readyState == 4)
{
//run any callback here
}
};
req.send();
}
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Instantiating a generic class in Java [duplicate]
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This is all great and all ... it certainly works. But ... if all we need is a new Bar instance (since <T> is <Bar>) then reflectively making a Bar instance with Class<Bar> token = Bar.class; and Bar newBar = token....
快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...-overflow {
display:block;/*内联对象需加*/
word-break:keep-all;/* 不换行 */
white-space:nowrap;/* 不换行 */
overflow:hidden;/* 内容超出宽度时隐藏超出部分的内容 */
text-overflow:ellipsis;/* 当对象内文本溢出时显示省略标记(...) ；需...
CSS – why doesn’t percentage height work? [duplicate]
...s house?</p>
</div>
</div>
#inner will grow to be tall enough to contain the paragraph and #outer will grow to be tall enough to contain #inner.
When you specify the height or width as a percentage, that's a percentage with respect to the element's parent. In the case of wid...
Why use the params keyword?
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With params you can call your method like this:
addTwoEach(1, 2, 3, 4, 5);
Without params, you can’t.
Additionally, you can call the method with an array as a parameter in both cases:
addTwoEach(new int[] { 1, 2, 3, 4, 5 });
That is, par...
Check if value exists in Postgres array
...is works great. It has a side effect of automatic casting. Ex: SELECT 1::smallint = ANY ('{1,2,3}'::int[]) works. Just make sure to put ANY() on the right side of expression.
– Mike Starov
Jun 27 '12 at 23:52
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Quickest way to compare two generic lists for differences
...2.Except(list1).ToList();
I suspect there are approaches which would actually be marginally faster than this, but even this will be vastly faster than your O(N * M) approach.
If you want to combine these, you could create a method with the above and then a return statement:
return !firstNotSecon...
Can someone give an example of cosine similarity, in a very simple, graphical way?
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I am really glad this was useful to you, Alex. Sorry for the delay in responding. I haven't visited StackOverflow in a while. Actually this is an example of an "inner product space". There's a basic discussion on wikipedia.
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'\r': command not found - .bashrc / .bash_profile [duplicate]
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When all else fails in Cygwin...
Try running the dos2unix command on the file in question.
It might help when you see error messages like this:
-bash: '\r': command not found
Windows style newline characters can cause issues ...
'this' vs $scope in AngularJS controllers
...rs?"
Short answer:
this
When the controller constructor function is called, this is the controller.
When a function defined on a $scope object is called, this is the "scope in effect when the function was called". This may (or may not!) be the $scope that the function is defined on. So, insi...