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Are there any smart cases of runtime code modification?
...elf modifying code was the only way to implement subroutines, pointers and arrays.
More cases of code modification:
Many debuggers replace instructions to implement breakpoints.
Some dynamic linkers modify code at runtime. This article provides some background on the runtime relocation of Window...
Java8 Lambdas vs Anonymous classes
...
@nosid Ah, the single-element array hack. Just don't try to use your counter from multiple threads. If you're going to allocate something on the heap and capture it in a lambda, you might as well use an AIC and add a field that you can mutate directly. Us...
Nesting await in Parallel.ForEach
...egreeOfConcurrency)
{
await Task.WhenAny(activeTasks.ToArray());
//observe exceptions here
activeTasks.RemoveAll(t => t.IsCompleted);
}
}
await Task.WhenAll(activeTasks.ToArray()).ContinueWith(t =>
{
//observe exceptions...
How do I forward parameters to other command in bash script?
...
$@ essentially treats each element of the array as a quoted string - they are passed along without opportunity for expansion. It also ensures that each is seen as a separate word. This explanation along with a test script demonstrating the difference is here: tldp.or...
LINQ, Where() vs FindAll()
... to use enumerables rather than static collections (like Type<T> and Array<T>).
– Sebastian Job Bjørnager Jensen
May 14 '14 at 12:33
...
Running single test from unittest.TestCase via command line
..."\n\n" )
run_unit_tests()
Editing the code a little, you can pass an array with all unit tests you would like to call:
...
def run_unit_tests(unit_tests_to_run):
runner = unittest.TextTestRunner()
classes = \
[
LineBalancingUnitTests,
]
runner.run( suite( classes...
Is null an Object?
...in the Java API that expose instance/object variables (there may be more): arrays with its length and the subclasses of java.awt.geom.Point2D.
– Gerold Broser
Aug 15 '17 at 0:45
...
What is the purpose of Node.js module.exports and how do you use it?
...that return a single object, and you can add properties (strings, numbers, arrays, functions, anything) to the object that's returned by setting them on exports.
Sometimes you'll want the object returned from a require() call to be a function you can call, rather than just an object with properties...
How to validate an email address in PHP
...are multiple @ signs. Better to explode('@',$email) and check that sizeof($array)==2
– Aaron Gillion
Feb 15 at 16:40
...
Bubble Sort Homework
...n, can be optimized (obviously) by decreasing the problem space of the 2nd array. But same O(n^2) complexity.
def bubble(arr):
l = len(arr)
for a in range(l):
for b in range(l-1):
if (arr[a] < arr[b]):
arr[a], arr[b] = arr[b], arr[a]
return arr...