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Convert Go map to json
...at's wrong, but you ignored it because you didn't check the error returned from json.Marshal.
json: unsupported type: map[int]main.Foo
JSON spec doesn't support anything except strings for object keys, while javascript won't be fussy about it, it's still illegal.
You have two options:
1 Use map[...
Convert a List into an ObservableCollection
I have a List<T> which is being populated from JSON. I need to convert it into an ObservableCollection<T> to bind it to my GridView .
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Maintain the aspect ratio of a div with CSS
...div :
In order to keep the aspect ratio of the div and prevent its content from stretching it, you need to add an absolutely positioned child and stretch it to the edges of the wrapper with:
div.stretchy-wrapper {
position: relative;
}
div.stretchy-wrapper > div {
position: absolute;
top: ...
How do you do a deep copy of an object in .NET? [duplicate]
...turn visited[originalObject];
if (typeof(Delegate).IsAssignableFrom(typeToReflect)) return null;
var cloneObject = CloneMethod.Invoke(originalObject, null);
if (typeToReflect.IsArray)
{
var arrayType = typeToReflect.GetElementType();
...
Increasing the timeout value in a WCF service
...installed) there is an options called 'WCF Service Configuration Editor'.
From there you can change the binding options for both the client and the services, one of these options will be for time-outs.
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Python argparse command line flags without arguments
...is done super quickly (e.g. for testing purposes). Definitely keep it away from production code.
– Jonathan Sudiaman
Apr 9 '17 at 19:14
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How to check if a given directory exists in Ruby
...u could use Kernel#test:
test ?d, 'some directory'
it gets it's origins from https://ss64.com/bash/test.html
you will notice bash test has this flag -d to test if a directory exists
-d file True if file is a Directory. [[ -d demofile ]]
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Django database query: How to get object by id?
..., mysite.com/something/9182301, you can use get_object_or_404 importing by from django.shortcuts import get_object_or_404.
Use example:
def myFunc(request, my_pk):
my_var = get_object_or_404(CLASS_NAME, pk=my_pk)
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Matplotlib - Move X-Axis label downwards, but not X-Axis Ticks
I'm using Matplotlib to plot a histogram.
Using tips from my previous question: Matplotlib - label each bin ,
I've more or less go the kinks worked out.
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CSS attribute selector does not work a href
...ent whose "foo" attribute has a hyphen-separated list of values beginning (from the left) with "en" (CSS 2)
source: http://www.w3.org/TR/selectors/
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