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sed: print only matching group
I want to grab the last two numbers (one int, one float; followed by optional whitespace) and print only them.
5 Answers
...
What is a practical use for a closure in JavaScript?
...rror-reporting API). Other uses include:
Passing parameterised behaviour into an algorithm (classic higher-order programming):
function proximity_sort(arr, midpoint) {
arr.sort(function(a, b) { a -= midpoint; b -= midpoint; return a*a - b*b; });
}
Simulating object oriented programming:
fun...
What exactly is Apache Camel?
...
If you have 5 to 10 minutes, I generally recommend people to read this Integration with Apache Camel by Jonathan Anstey. It's a well written piece which gives a brief introduction to and overview of some of Camel's concepts, and it implements a use case with code samples. In it, Jonathan writes:...
What does 'synchronized' mean?
...
synchronized methods enable a simple
strategy for preventing thread
interference and memory consistency
errors: if an object is visible to
more than one thread, all reads or
writes to that object's variables are
done through synchronized methods.
In a very, very small nutshell: When...
F# changes to OCaml [closed]
...tyle objects
polymorphic variants
the camlp4/5 preprocessor or extension points (ppx)
In addition, F# has a different syntax for labeled and optional parameters.
In theory, OCaml programs that don't use these features can be compiled with F#. Learning OCaml is a perfectly reasonable introduction ...
Differences between Html.TextboxFor and Html.EditorFor in MVC and Razor
...sion. EditorFor doesn't recognize 'double'. For 'long' it considers it as 'int' and step="0.01" does not work in attributes so I used TextBoxFor and added @type='number' @step="0.01" so it worked
– Charlie
Feb 1 '19 at 5:06
...
How to check if an object is a list or tuple (but not string)?
...his doesn't guarantee that lst is iterable, whilst the original did (eg an int would pass this check)
– Peter Gibson
Feb 28 '12 at 4:25
11
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What can I do with a moved-from object?
...te question, but does that mean: if I have a string with char* buffer; and int length; members, then my move constructor/assignment must swap (or set) the value of both? Or would it be OK, if the length was unspecified (meaning that empty and size return meaningless values)?
– ...
Add a number to each selection in Sublime Text 2, incremented once per selection
...ublime_plugin.TextCommand):
def run(self, edit):
start_value = int(self.view.substr(self.view.sel()[0]))
counter = 0
for selection in self.view.sel():
self.view.insert(edit, selection.begin(), str(start_value + counter))
counter = counter + 1
...
What is a good pattern for using a Global Mutex in C#?
...his is out there, because it's so hard to get right:
using System.Runtime.InteropServices; //GuidAttribute
using System.Reflection; //Assembly
using System.Threading; //Mutex
using System.Security.AccessControl; //MutexAccessRule
using System.Security.Principal; ...