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Setting PATH environment variable in OSX permanently
...e git and mono-command path in my case. You can ls -l /etc/paths.d to list items and rm /etc/paths.d/path_you_dislike to remove items.
If you're using a "bash" environment (the default Terminal.app, for example), you should check out ~/.bash_profile or ~/.bashrc. There may be not that file yet, bu...
What are the main performance differences between varchar and nvarchar SQL Server data types?
...me you should use the term "always" is when advising to "always do what is best for the situation". Granted that is often difficult to determine, especially when trying to balance short-term gains in development time (manager: "we need this feature -- that you didn't know about until just now -- a w...
What is the max size of localStorage values?
...t for finding out the limit:
if (localStorage && !localStorage.getItem('size')) {
var i = 0;
try {
// Test up to 10 MB
for (i = 250; i <= 10000; i += 250) {
localStorage.setItem('test', new Array((i * 1024) + 1).join('a'));
}
} catch (e) {
...
How to use filter, map, and reduce in Python 3
...X(city, flight_destinations_dict):
return seq(flight_destinations_dict.items()) \
.map(lambda x: x[0] if city in x[1] else []) \
.filter(lambda x: x != []) \
Default Python version
It's all backwards. You need to say:
"OK, so, there's a list. I want to filter empty lists...
App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...率适配教程
【ListView自定义】App Inventor 2 ListView自定义Item教程
【动态组件】App Inventor 2 动态创建组件与布局教程
【PopupMenu】App Inventor 2 PopupMenu与列表选择器教程
【获取启动值】App Inventor 2 获取启动值（get start value）位置...
Does PNG contain EXIF data like JPG?
...
Did you mean:
Do PNG files contain the metadata items you listed? Short answer: It varies.
Does PNG use the EXIF standard for storing such metadata? Short answer: Generally no.
Generally, PNG uses various chunks that are part of the PNG standard for storing metadata. ...
Localization of DisplayNameAttribute
... var dataNav = navigator.Select("/root/data");
foreach (XPathNavigator item in dataNav)
{
var name = item.GetAttribute("name", String.Empty);
#>
public const String <#= name#> = "<#= name#>";
<# } #>
}
}
}
...
Get element inside element by class and ID - JavaScript
...ass="bar".
That returns an array-like nodeList, so you reference the first item in that nodeList
You can then set the innerHTML of that item to change its contents.
Caveats: some older browsers don't support getElementsByClassName (e.g. older versions of IE). That function can be shimmed into pla...
Spring MVC @PathVariable getting truncated
...
we had a similar problam /item/user@abc.com, anything after @ was truncated, this was solved by adding another slash /item/user@abc.com/
– Titi Wangsa bin Damhore
Dec 3 '14 at 16:08
...
How do you perform a left outer join using linq extension methods
...tyComparer<TKey>.Default)
.SelectMany(
x => x.Item2.DefaultIfEmpty(defaultRight),
(x, y) => new Tuple<TLeft, TRight>(x.Item1, y));
}
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