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Get Enum from Description attribute [duplicate]
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foreach(var field in typeof(T).GetFields())
{
if (Attribute.GetCustomAttribute(field,
typeof(DescriptionAttribute)) is DescriptionAttribute attribute)
{
if (attribute.Description == description)
return (T)field....
How to check whether a string is Base64 encoded or not
I want to decode a Base64 encoded string, then store it in my database. If the input is not Base64 encoded, I need to throw an error.
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Python: Check if one dictionary is a subset of another larger dictionary
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If the dict values are hashable, using viewitems() is the most optimizied way I can think of: d1.viewitems() <= d2.viewitems(). Timeit runs showed over a 3x performance improvement. If not hashable, even using iteritems(...
How to test if a double is an integer
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if ((variable == Math.floor(variable)) && !Double.isInfinite(variable)) {
// integer type
}
This checks if the rounded-down value of the double is the same as the double.
Your variable could have an int or doub...
Bash: If/Else statement in one line
I am trying to check if a process (assume it is called some_process ) is running on a server. If it is, then echo 1, otherwise echo 0.
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What is this operator in MySQL?
...erefore supported on other databases, unlike <=>, which is MySQL-specific.
You can think of them as specialisations of MySQL's <=>:
'a' IS NULL ==> 'a' <=> NULL
'a' IS NOT NULL ==> NOT('a' <=> NULL)
Based on this, your particular query (fragment) can be converted t...
Design by contract using assertions or exceptions? [closed]
...ion should be used when the internal data has been corrupted past fixing - if an assertion triggers, you can make no assumptions about the state of the program because it means something is /wrong/. If an assertion has gone off, you can't assume any data is valid. That's why a release build should a...
Difference between String#equals and String#contentEquals methods
What is the difference between the String#equals method and the String#contentEquals method?
9 Answers
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How do you sort an array on multiple columns?
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If owner names differ, sort by them. Otherwise, use publication name for tiebreaker.
function mysortfunction(a, b) {
var o1 = a[3].toLowerCase();
var o2 = b[3].toLowerCase();
var p1 = a[1].toLowerCase();
var p2 = b...
How to remove certain characters from a string in C++?
..., ")", and "-"
characters from the string.
You can use the std::remove_if() algorithm to remove only the characters you specify:
#include <iostream>
#include <algorithm>
#include <string>
bool IsParenthesesOrDash(char c)
{
switch(c)
{
case '(':
case ')':
c...