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Is there any connection string parser in C#?
...ve DbProviderFactory.CreateConnectionStringBuilder which will give you an alternate way to write it provider-agnostic way. You would need to specify provider in config file and have the right version of dll available. For eg.,
var c = "server=localhost;User Id=root;database=ppp";
var f = DbProvider...
What is the difference between a pseudo-class and a pseudo-element in CSS?
...ome pseudo-classes are mutually exclusive, while others can be applied simultaneously to the same element. Pseudo-classes may be dynamic, in the sense that an element may acquire or lose a pseudo-class while a user interacts with the document.
Source
What does this mean?
The important nature of...
In c# is there a method to find the max of 3 numbers?
... for consistency, so you can *always* call
// MoreMath.Max instead of alternating between MoreMath.Max and Math.Max
// depending on your argument count.
public static int Max(int x, int y)
{
return Math.Max(x, y);
}
public static int Max(int x, int y, int z)
{
...
How to change my Git username in terminal?
... you push, you will be asked to enter your password
Password for 'https://<new_username>@github.com':
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Replace all 0 values to NA
...
Replacing all zeroes to NA:
df[df == 0] <- NA
Explanation
1. It is not NULL what you should want to replace zeroes with. As it says in ?'NULL',
NULL represents the null object in R
which is unique and, I guess, can be seen as the most uninformative and...
What does Html.HiddenFor do?
Although I have read the documentation on Html.HiddenFor, I've not grasped what is it used for...
4 Answers
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Update all objects in a collection using LINQ
...ection.ToList().ForEach(c => { collection[collection.IndexOf(c)] = new <struct type>() { <propertyToSet> = value, <propertyToRetain> = c.Property2Retain }; });
– Ε Г И І И О
Nov 10 '13 at 10:53
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Yes/No message box using QMessageBox
...x::question for that.
Example in a hypothetical widget's slot:
#include <QApplication>
#include <QMessageBox>
#include <QDebug>
// ...
void MyWidget::someSlot() {
QMessageBox::StandardButton reply;
reply = QMessageBox::question(this, "Test", "Quit?",
...
Non-type template parameters
...
That is not allowed.
However, this is allowed:
template <std::string * temp> //pointer to object
void f();
template <std::string & temp> //reference to object
void g();
See §14.1/6,7,8 in C++ Standard (2003).
Illustration:
template <std::string * temp>...
Is a LINQ statement faster than a 'foreach' loop?
... cases LINQ may really improve readability, so forget my mindless comment <3
– LuckyLikey
May 20 '15 at 13:35
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