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Transposing a NumPy array
... just used np.arange to quickly make a 1D array. It works exactly the same for a = np.array([5,4]).
– Joe Kington
May 10 '11 at 18:45
2
...
Sort Go map values by keys
...ys in slice in sorted order
keys := make([]int, len(m))
i := 0
for k := range m {
keys[i] = k
i++
}
sort.Ints(keys)
// To perform the opertion you want
for _, k := range keys {
fmt.Println("Key:", k, "Value:", m[k])
}
}
Output:
Key: 0 Value: ...
How do I view the SQL generated by the Entity Framework?
...
You won't get SQL for queries ending with .Single(), .Count(), .Any(), etc. that way.
– springy76
Feb 27 '13 at 12:31
...
JavaScript open in a new window, not tab
...
Give the window a 'specs' parameter with width/height. See here for all the possible options.
window.open(url, windowName, "height=200,width=200");
When you specify a width/height, it will open it in a new window instead of a tab.
...
Temporarily disable auto_now / auto_now_add
...e recently faced this situation while testing my application. I needed to "force" an expired timestamp. In my case I did the trick by using a queryset update. Like this:
# my model
class FooBar(models.Model):
title = models.CharField(max_length=255)
updated_at = models.DateTimeField(auto_no...
Creating a JSON response using Django and Python
...HttpResponse(json.dumps(response_data), content_type="application/json")
For Django 1.7+, use JsonResponse as shown in this SO answer like so :
from django.http import JsonResponse
return JsonResponse({'foo':'bar'})
sha...
Loop through properties in JavaScript object with Lodash
Is it possible to loop through the properties in a JavaScript object? For instance, I have a JavaScript object defined as this:
...
Sending HTTP POST Request In Java
...'m posting this update.
By the way, you can access the full documentation for more examples here.
HttpClient httpclient = HttpClients.createDefault();
HttpPost httppost = new HttpPost("http://www.a-domain.com/foo/");
// Request parameters and other properties.
List<NameValuePair> params = n...
How to check for null in Twig?
...t, which does a type strict comparison of two values, might be of interest for checking values other than null (like false):
{% if var is sameas(false) %}
{# do something %}
{% endif %}
share
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What are the differences between the threading and multiprocessing modules?
...
What Giulio Franco says is true for multithreading vs. multiprocessing in general.
However, Python* has an added issue: There's a Global Interpreter Lock that prevents two threads in the same process from running Python code at the same time. This means th...