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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
...
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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How to merge two files line by line in Bash
...s you override with the -d option, so you can use something like awk, sed, etc... to format each line. Example: paste file1.txt file2.txt | awk '{printf "%-61s | %s\n", $1,$2}' ... this mimics the diff --side-by-side output)
– Yzmir Ramirez
May 27 '16 at 17:50...