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How to properly overload the
...s, it seems like we cannot implement with Matrix::operator<<(ostream& os, const Matrix& m). Instead we need to just use global operator override operator<<ostream& os, const Matrix& m) so why even bother to declare it inside class in the first place?
...
Is there a command line utility for rendering GitHub flavored Markdown?
...
I wrote a small CLI in Python and added GFM support. It's called Grip (Github Readme Instant Preview).
Install it with:
$ pip install grip
And to use it, simply:
$ grip
Then visit localhost:5000 to view the readme.md file at that ...
融资千万美元后的足记要如何应对“爆款后遗症”？ - 资讯 - 清泛网 - 专注C...
...动。但杨柳认为这几个月还是做了不少重要的事：后台从php架构换成Java架构。这些工作前端看不到，但如果不改后台，新功能一个都上不了。
8月底9月初，足记的新版本即将上线，他们并不会推出更多类似“大片”的模式，寻...
Switch statement for greater-than/less-than
...4ms in favor to MSIE at 1337ms(!).
switch (true) {
case (0 <= val && val < 1000): /* do something */ break;
case (1000 <= val && val < 2000): /* do something */ break;
...
case (29000 <= val && val < 30000): /* do something */ break;
}
switch...
Why does overflow:hidden not work in a ?
...amples
Fixed width columns
The width of the table has to be the same (or smaller) than the fixed width cell(s).
With one fixed width column:
* {
box-sizing: border-box;
}
table {
table-layout: fixed;
border-collapse: collapse;
width: 100%;
max-width: 100px;
}
td {
background: #F00;
...
How can I ssh directly to a particular directory?
... I had to do this: ssh -t xxx.xxx.xxx.xxx "cd /directory_wanted && exec \$SHELL"
– guptron
May 6 '13 at 21:03
41
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In C#, how to instantiate a passed generic type inside a method?
...tion to create types without a default constructor, default(T) is null for all reference types.
– Dan C.
Mar 18 '09 at 16:31
1
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How to get a resource id with a known resource name?
...ackage)
Which returns the integer of the specified resource name, type & package.
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How to tell if UIViewController's view is visible
...l to isViewLoaded to avoid this problem.
if (viewController.isViewLoaded && viewController.view.window) {
// viewController is visible
}
Since iOS9 it has became easier:
if viewController.viewIfLoaded?.window != nil {
// viewController is visible
}
Or if you have a UINavigati...
Swift - which types to use? NSString or String
...e NSString parameters and vice versa, some methods seem to not be automatically bridged as of this moment. See this answer for a discussion on how to get the a String's length and this answer for a discussion on using containsString() to check for substrings. (Disclaimer: I'm the author for both of ...