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Catch Ctrl-C in C
...it Ctrl-C?\n"
"Do you really want to quit? [y/n] ");
c = getchar();
if (c == 'y' || c == 'Y')
exit(0);
else
signal(SIGINT, INThandler);
getchar(); // Get new line character
}
...
How to see top processes sorted by actual memory usage?
...f the slab allocators have allocated how much, what their ratios are like, etc.
– sarnold
Jul 7 '16 at 0:29
Thanks for...
Preferred order of writing latitude & longitude tuples in GIS services
...ecessary, but the overwhelming majority of your data (shapefiles, geojson, etc.) will be in the normal Cartesian order.
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How to get the last element of a slice?
...t feature method/operator overloading, default values for function params, etc. which IMHO goes in a similar philosophical vein. See this discussion and others: groups.google.com/forum/#!topic/golang-nuts/yn9Q6HhgWi0
– Toni Cárdenas
Mar 20 '14 at 15:27
...
Why not be dependently typed?
... a weaker requirement. We must check. If we must have
distinct type, kind, etc levels, we can at least make sure everything
at the type level and above can always be promoted. It would be great
just to re-use the polymorphism we already have for types, rather than
re-inventing polymorphism at the ki...
What is the pythonic way to avoid default parameters that are empty lists?
... I like it especially because it's a neat little one-liner without colons, etc. involved and it nearly reads like a normal English sentence. :)
In your case you could write
def myFunc(working_list=None):
working_list = [] if working_list is None else working_list
working_list.append("a")
...
Get generic type of java.util.List
... myCollection.iterator();
if (it.hasNext()){
genericClass = it.next().getClass();
}
if (genericClass != null) { //do whatever we needed to know the type for
There's no such thing as a generic type in runtime, but the objects inside at runtime are guaranteed to be the same type as the declared ...
What is the difference between a database and a data warehouse?
...at folks have already said, data warehouses tend to be OLAP, with indexes, etc. tuned for reading, not writing, and the data is de-normalized / transformed into forms that are easier to read & analyze.
Some folks have said "databases" are the same as OLTP -- this isn't true. OLTP, again, is a ...
How to schedule a function to run every hour on Flask?
... believe that for the newest versions, the package structure, class names, etc., have changed, so I'm putting here a fresh solution which I made recently, integrated with a basic Flask application:
#!/usr/bin/python3
""" Demonstrating Flask, using APScheduler. """
from apscheduler.schedulers.backgr...
How do you get the file size in C#?
... different, if you move the file to another filesystem (FAT16, NTFS, EXT3, etc)
As other answerers have said, this will give you the size in bytes, not the size on disk.
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