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What is a good regular expression to match a URL? [duplicate]
Currently I have an input box which will detect the URL and parse the data.
6 Answers
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Convert any object to a byte[]
I am writing a prototype TCP connection and I am having some trouble homogenizing the data to be sent.
13 Answers
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How to check if BigDecimal variable == 0 in java?
...mal(0) every execution.
FYI, BigDecimal also has constants BigDecimal.ONE and BigDecimal.TEN for your convenience.
Note!
The reason you can't use BigDecimal#equals() is that it takes scale into consideration:
new BigDecimal("0").equals(BigDecimal.ZERO) // true
new BigDecimal("0.00").equals(Big...
Javascript swap array elements
...lizing the temporary variable approach as it's cross-language (e.g. C/C++) and the first approach that usually pops into my mind.
– Ultimater
Aug 15 '18 at 7:22
3
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How to implement a rule engine?
...ppet compiles the Rules into fast executable code (using Expression trees) and does not need any complicated switch statements:
(Edit : full working example with generic method)
public Func<User, bool> CompileRule(Rule r)
{
var paramUser = Expression.Parameter(typeof(User));
Expression...
What is the best way to auto-generate INSERT statements for a SQL Server table?
We are writing a new application, and while testing, we will need a bunch of dummy data. I've added that data by using MS Access to dump excel files into the relevant tables.
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C++ Convert string (or char*) to wstring (or wchar_t*)
... string of your interest, then your problem can be fully solved with the standard library (C++11 and newer) alone.
The TL;DR version:
#include <locale>
#include <codecvt>
#include <string>
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> converter;
std::string ...
How to check for Is not Null And Is not Empty string in SQL server?
...we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answers
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What exactly is a Maven Snapshot and why do we need it?
I am a bit confused about the meaning of a Maven Snapshot and why we build one?
13 Answers
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How to send data to local clipboard from a remote SSH session
...cting this thread because I've been looking for the same kind of solution, and I've found one that works for me. It's a minor modification to a suggestion from OSX Daily.
In my case, I use Terminal on my local OSX machine to connect to a linux server via SSH. Like the OP, I wanted to be able to tra...