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return statement vs exit() in main()
...destructors called.
Proceed with caution when favoring exit over return.
http://groups.google.com/group/gnu.gcc.help/msg/8348c50030cfd15a
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foll...
How do I change the color of the text in a UIPickerView under iOS 7?
...spaced 35 pts apart for a picker height of 180.
Swift 3:
func pickerView(_ pickerView: UIPickerView, attributedTitleForRow row: Int, forComponent component: Int) -> NSAttributedString? {
let string = "myString"
return NSAttributedString(string: string, attributes: [NSForegroundColorAtt...
How to handle configuration in Go [closed]
...able/editable
while offering semantics for lists and mappings (which can become quite handy), which
is not the case with many ini-type config parsers.
Example usage:
conf.json:
{
"Users": ["UserA","UserB"],
"Groups": ["GroupA"]
}
Program to read the configuration
import (
"encoding...
How do I validate a date string format in python?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Is a memory leak created if a MemoryStream in .NET is not closed?
...at you should not dispose IDisposable object is HttpClient aspnetmonsters.com/2016/08/2016-08-27-httpclientwrong Just another example from BCL where there is IDisposable object and you don't need (or even shouldn't) dispose it. This is just to remember that usually there are some exceptions from ge...
Apply multiple functions to multiple groupby columns
...ame, you can use a normal function and supply a custom name to the special __name__ attribute like this:
def max_min(x):
return x.max() - x.min()
max_min.__name__ = 'Max minus Min'
df.groupby('group').agg({'a':['sum', 'max'],
'b':'mean',
'c'...
Is Big O(logn) log base e?
...
But it's very easy to show that log_2 n is in Θ(log_a n) for any base a, so I'm not sure I see how using base 2 is "more correct".
– bcat
Oct 15 '09 at 0:34
...
how to listen to N channels? (dynamic select statement)
... value.String()
You can experiment with a more fleshed out example here: http://play.golang.org/p/8zwvSk4kjx
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Databinding an enum property to a ComboBox in WPF
... Busy
}
At the top of your XAML:
xmlns:my="clr-namespace:namespace_to_enumeration_extension_class
and then...
<ComboBox
ItemsSource="{Binding Source={my:Enumeration {x:Type my:Status}}}"
DisplayMemberPath="Description"
SelectedValue="{Binding CurrentStatus}"
Selec...
App Inventor 2 Enhance 拓展：界面增强扩展（颜色渐变、边距、圆角、透明...
...：
when Screen1.Initialize() {
KevinkunEnhance1.SetBgColor(垂直布局_卡片, "#FAFAFA", 0)
KevinkunEnhance1.SetRoundCorner(垂直布局_卡片, 16)
KevinkunEnhance1.SetBorder(垂直布局_卡片, 1, "#DDDDDD")
KevinkunEnhance1.SetPadding(垂直布局_卡片, 16)
KevinkunEnhance1.SetEl...