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What does `:_*` (colon underscore star) do in Scala?
...to the method with repeated parameters (as denoted with Node* above).
The _* type annotation is covered in "4.6.2 Repeated Parameters" of the SLS.
The last value parameter of a parameter section may be suffixed by “*”, e.g. (..., x:T *). The type of such a repeated parameter inside th...
In Intellij, how do I toggle between camel case and underscore spaced?
...storyOfPresentIllness and when i write the sql, I want to name it history_of_present_illness . Is there a keyboard shortcut to switch from one to the other when I have the phrase highlighted? Or perhaps a plugin that can do this?
...
Days between two dates? [duplicate]
...est for calendar checks.
from datetime import timedelta, datetime
def cal_days_diff(a,b):
A = a.replace(hour = 0, minute = 0, second = 0, microsecond = 0)
B = b.replace(hour = 0, minute = 0, second = 0, microsecond = 0)
return (A - B).days
if __name__ == '__main__':
x = datetime...
Iterating through a JSON object
...
Your loading of the JSON data is a little fragile. Instead of:
json_raw= raw.readlines()
json_object = json.loads(json_raw[0])
you should really just do:
json_object = json.load(raw)
You shouldn't think of what you get as a "JSON object". What you have is a list. The list contains two d...
How to serve static files in Flask
...entation Flask describes returning static files. Yes, I could use render_template but I know the data is not templatized. I'd have thought send_file or url_for was the right thing, but I could not get those to work. In the meantime, I am opening the files, reading content, and rigging up a ...
How to color System.out.println output? [duplicate]
...le.log(String.fromCharCode(27) + "[36mCYAN");
console.log("\x1b[30;47mBLACK_ON_WHITE");
Note that \x1b also works in node
In Shell Prompt OR Scripts
If you are working with bash or zsh, it is quite easy to color the output (in most terminals). In Linux, Os X, and in some Window's terminals, y...
Split a string by a delimiter in python
How to split this string where __ is the delimiter
3 Answers
3
...
Creating a dynamic choice field
...passing the user to the form init
class waypointForm(forms.Form):
def __init__(self, user, *args, **kwargs):
super(waypointForm, self).__init__(*args, **kwargs)
self.fields['waypoints'] = forms.ChoiceField(
choices=[(o.id, str(o)) for o in Waypoint.objects.filter(use...
Fastest sort of fixed length 6 int array
...ction pipeline to stall.
Here's an insertion sort implementation:
static __inline__ int sort6(int *d){
int i, j;
for (i = 1; i < 6; i++) {
int tmp = d[i];
for (j = i; j >= 1 && tmp < d[j-1]; j--)
d[j] = d[j-1]...
Using generic std::function objects with member functions in one class
...int)> f = std::bind(&Foo::doSomethingArgs, this, std::placeholders::_1, std::placeholders::_2);
Or, if your compiler supports C++11 lambdas:
std::function<void(int,int)> f = [=](int a, int b) {
this->doSomethingArgs(a, b);
}
(I don't have a C++11 capable compiler at hand rig...