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MySQL, update multiple tables with one query
...ase, we increase the number of books in a particular order with Order.ID = 1002 in Orders table then we also need to reduce that the total number of books available in our stock by the same number in Books table.
UPDATE Books, Orders
SET Orders.Quantity = Orders.Quantity + 2,
Books.InStock = Boo...
Go install fails with error: no install location for directory xxx outside GOPATH
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13 Answers
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Example for boost shared_mutex (multiple reads/one write)?
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103
It looks like you would do something like this:
boost::shared_mutex _access;
void reader()
{
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Kotlin: how to pass a function as parameter to another?
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Unable to load DLL 'SQLite.Interop.dll'
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Avoiding if statement inside a for loop?
... Library. It is called the strategy pattern.
If you are allowed to use C++11, you can do something like this:
#include <iostream>
#include <set>
#include <vector>
template <typename Container, typename Functor, typename Index = std::size_t>
void for_each_indexed(const Cont...
Produce a random number in a range using C#
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You can try
Random r = new Random();
int rInt = r.Next(0, 100); //for ints
int range = 100;
double rDouble = r.NextDouble()* range; //for doubles
Have a look at
Random Class, Random.Next Method (Int32, Int32) and Random.NextDouble Method
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Why do some C# lambda expressions compile to static methods?
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153
This is most likely because there are no closures, for example:
int age = 25;
Action<strin...
.bashrc at ssh login
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answered May 4 '09 at 15:14
Ayman HouriehAyman Hourieh
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