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How to scale an Image in ImageView to keep the aspect ratio
...nt. I initially wrote that in a more "colloquial" phrase and sof barred me from submitting it. Rather than ruffle feathers a went PC.
– Jacksonkr
Mar 11 '16 at 18:49
add a com...
Passing an integer by reference in Python
...alue because then you're actually creating a new object (which is distinct from the old one) and giving it the name that the old object had in the local namespace.
Usually the workaround is to simply return the object that you want:
def multiply_by_2(x):
return 2*x
x = 1
x = multiply_by_2(x)
...
css rotate a pseudo :after or :before content:“”
...) A useful answer would explain what the code does, and how it's different from the accepted answer. It would also be a runnable snippet, like the accepted answer.
– Dan Dascalescu
Jun 17 '19 at 9:17
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Passing properties by reference in C#
...f it.
If the `ActByRef` method passes one or more `ref` parameters through from its caller to the supplied delegate, it may be possible to use a singleton or static delegate, thus avoiding the need to create closures or delegates at run-time.
The property knows when it is being "worked with". While...
How to change MySQL column definition?
... @GuyGordon in the original question Mask wanted to change a column from NOT NULL to allowing nulls so I think this example is still OK. Agree that a slight variation would be needed if a different default was wanted though.
– mikej
Jan 13 at 17:21
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fetch in git doesn't get all branches
...
write it from the terminal
git fetch --prune.
it works fine.
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#ifdef vs #if - which is better/safer as a method for enabling/disabling compilation of particular s
...1000);
#endif
Second, you're in a better position if you want to migrate from a #define to a global constant. #defines are usually frowned on by most C++ programmers.
And, Third, you say you've a divide in your team. My guess is this means different members have already adopted different approach...
How to change the text on the action bar
...d of a string resource for this activity.
You can also set the title text from code if you want to set it dynamically.
setTitle(address.getCity());
with this line the title is set to the city of a specific adress in the oncreate method of my activity.
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What does upstream mean in nginx?
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It's used for proxying requests to other servers.
An example from http://wiki.nginx.org/LoadBalanceExample is:
http {
upstream myproject {
server 127.0.0.1:8000 weight=3;
server 127.0.0.1:8001;
server 127.0.0.1:8002;
server 127.0.0.1:8003;
}
server {
lis...
Where do I use delegates? [closed]
...r a real world application of a delegate is the Predicate. In the example from the link, you will notice that Array.Find takes the array to search and then a predicate to handle the criteria of what to find. In this case it passes a method ProductGT10 which matches the Predicate signature.
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