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How to make a function wait until a callback has been called using node.js
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Note: This answer should probably not be used in production code. It's a hack and you should know about the implications.
There is the uvrun module (updated for newer Nodejs versions here) where you can execute a single loop round of the libuv main event loop (which is the Nodejs main loop).
You...
How to create a inset box-shadow only on one side?
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Man! That's a SO hack! Cool :P
– Mohammad Areeb Siddiqui
Jul 10 '13 at 14:12
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Making a triangle shape using xml definitions?
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This is way better than the hack in xml
– dorsz
Feb 9 '16 at 23:37
@Pet...
How are Anonymous inner classes used in Java?
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I use them sometimes as a syntax hack for Map instantiation:
Map map = new HashMap() {{
put("key", "value");
}};
vs
Map map = new HashMap();
map.put("key", "value");
It saves some redundancy when doing a lot of put statements. However, I have also r...
Deprecation warning when using has_many :through :uniq in Rails 4
...wered Aug 27 '13 at 5:58
Andrew HackingAndrew Hacking
5,9792727 silver badges3636 bronze badges
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How do you serialize a model instance in Django?
... object, not a list of objects. That way, in order to get rid of different hacks, just use Django's model_to_dict (if I'm not mistaken, serializers.serialize() relies on it, too):
from django.forms.models import model_to_dict
# assuming obj is your model instance
dict_obj = model_to_dict( obj )
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UITableview: How to Disable Selection for Some Rows but Not Others
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This is hack! Do do that, use answer below - using willSelectRowAtIndexPath with returning nil!
– Peter Stajger
Oct 22 '12 at 10:56
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Refactoring in Vim
...ng thing using their long-time preferred tools, and that there're are some hacks that can perform really well, probably better than any IDE out there, but for an out-of-the-box solution I'd say an actual IDE would perform better for most users. I'd be thinking on a 80-20% kind of situation (even mor...
How do I assign a port mapping to an existing Docker container?
...ects, I think this solution is better than recreating(causes down time) or hacking hostconfig.json file(at least not officially introduced). The extra container just exposes your business container's internal port, rather than makeing any changes to it.
– Sean C.
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Numpy: find first index of value fast
...to do this brute force isn't too hard using ctypes either.
The C code I hacked together (index.c):
long index(long val, long *data, long length){
long ans, i;
for(i=0;i<length;i++){
if (data[i] == val)
return(i);
}
return(-999);
}
and the python:
# to co...