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How do I save and restore multiple variables in python?
...icense" for more information.
>>> from klepto.archives import file_archive
>>> db = file_archive('foo.txt')
>>> db['1'] = 1
>>> db['max'] = max
>>> squared = lambda x: x**2
>>> db['squared'] = squared
>>> def add(x,y):
... return x+y
....
Sorting Python list based on the length of the string
...
def lensort(list_1):
list_2=[];list_3=[]
for i in list_1:
list_2.append([i,len(i)])
list_2.sort(key = lambda x : x[1])
for i in list_2:
list_3.append(i[0])
return list_3
This works for me!
...
sed one-liner to convert all uppercase to lowercase?
I have a textfile in which some words are printed in ALL CAPS. I want to be able to just convert everything in the textfile to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.'
...
Is it possible to figure out the parameter type and return type of a lambda?
...Andry that's a fundamental problem with function objects that have (potentially) multiple overloads of operator() not with this implementation. auto is not a type, so it can't ever be the answer to traits::template arg<0>::type
– Caleth
Jan 16 '18 at 12:1...
How do I set a ViewModel on a window in XAML using DataContext property?
The question pretty much says it all.
5 Answers
5
...
How to add facebook share button on my website?
...
You don't need all that code. All you need are the following lines:
<a href="https://www.facebook.com/sharer/sharer.php?u=example.org" target="_blank">
Share on Facebook
</a>
Documentation can be found at https://developers...
Why would finding a type's initializer throw a NullReferenceException?
....cs:
(196c.1874): Access violation - code c0000005 (first chance)
mscorlib_ni!System.RuntimeType.GetConstructorImpl(System.Reflection.BindingFlags, System.Reflection.Binder, System.Reflection.CallingConventions, System.Type[], System.Reflection.ParameterModifier[])+0xa3:
000007fe`e5735403 488b4608 ...
Range references instead values
...{
field string
}
func main() {
var array [10]MyType
for idx, _ := range array {
array[idx].field = "foo"
}
for _, e := range array {
fmt.Println(e.field)
fmt.Println("--")
}
}
...
How to get the raw value an field?
...urself.
The W3 also has the same specs and adds:
User agents must not allow the user to set the value to a non-empty
string that is not a valid floating-point number.
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improve this an...
Eclipse Workspaces: What for and why?
...her:
a set of (somehow) related projects
some configuration pertaining to all these projects
some settings for Eclipse itself
This happens by creating a directory and putting inside it (you don't have to do it, it's done for you) files that manage to tell Eclipse these information. All you have to...