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How do I check CPU and Memory Usage in Java?
...ime.freeMemory();
sb.append("free memory: " + format.format(freeMemory / 1024) + "<br/>");
sb.append("allocated memory: " + format.format(allocatedMemory / 1024) + "<br/>");
sb.append("max memory: " + format.format(maxMemory / 1024) + "<br/>");
sb.append("total free memory: " + fo...
Generate random numbers uniformly over an entire range
... std::uniform_int_distribution. Here's an example:
const int range_from = 0;
const int range_to = 10;
std::random_device rand_dev;
std::mt19937 generator(rand_dev());
std::uniform_int_distribution<int> distr(range_from, range_to);
std::cout <<...
Is there a JavaScript function that can pad a string to get to a determined length?
... solution here and this is for me much much simpler:
var n = 123
String("00000" + n).slice(-5); // returns 00123
("00000" + n).slice(-5); // returns 00123
(" " + n).slice(-5); // returns " 123" (with two spaces)
And here I made an extension to the string object:
String.prototype.paddingLef...
nuget 'packages' element is not declared warning
...rning. To do this, create file named "packages.xsd":
<?xml version="1.0" encoding="utf-8" ?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
targetNamespace="urn:packages" xmlns="urn:packages">
<xs:element name="packages">
<xs:...
Simulator error FBSSystemServiceDomain code 4
...
MarieMarie
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Regex using javascript to return just numbers
If I have a string like "something12" or "something102", how would I use a regex in javascript to return just the number parts?
...
Iterating C++ vector from the end to the beginning
... |
edited Aug 7 '19 at 20:14
Chipster
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answered...
Accessing inactive union member and undefined behavior?
...
+100
The confusion is that C explicitly permits type-punning through a union, whereas C++ (c++11) has no such permission.
c11
6.5...
Convert Unix timestamp to a date string
...
With GNU's date you can do:
date -d "@$TIMESTAMP"
# date -d @0
Wed Dec 31 19:00:00 EST 1969
(From: BASH: Convert Unix Timestamp to a Date)
On OS X, use date -r.
date -r "$TIMESTAMP"
Alternatively, use strftime(). It's not available directly from the shell, but you can access it v...