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Struct inheritance in C++
...nd multiple inheritance )
here is a code for demonstration
#include<bits/stdc++.h>
using namespace std;
struct parent
{
int data;
parent() : data(3){}; // default constructor
parent(int x) : data(x){}; // parameterized constructor
};
struct child : parent
{
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In a .csproj file, what is for?
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Hi @BochenLin, the details you mentioned here are bit scanty, can you try to give more details here or post a new question with complete issue details and screenshot if possible [and then share the question link here] .
– IKriKan
Jun 9 ...
What are the differences between PMD and FindBugs?
...ay return null, reference comparison of Boolean values, impossible cast, 32bit int shifted by an amount not in the range of 0-31, a collection which contains itself, equals method always returns true, an infinite loop, etc.
Usually each of them finds a different set of problems. Use both. These too...
Make an HTTP request with android
...protocol, but java's native urlconnection is in no way less useful. With a bit of hands-on, its as easy to use as httpclient, and is way more portable
– Nitin Bansal
Aug 8 '12 at 20:19
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How do I comment on the Windows command line?
...ion :: that some people use, and this sort of looks like # if you squint a bit and look at it sideways. I originally preferred that variant since I'm a bash-aholic and I'm still trying to forget the painful days of BASIC :-)
Unfortunately, there are situations where :: stuffs up the command line pro...
Qt: *.pro vs *.pri
...ormation in the .pro, while deferring the options to various .pri files. A bit more information, although admittedly not much more, can be found here.
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Is it possible to create a multi-line string variable in a Makefile
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@GuillaumePapin A bit late, but you can use .PHONY to tell your Makefile that there is nothing to check for that rule. Makefiles were originally for compilers, if I am not mistaken, so make is doing some magic that I don't understand to antici...
Populating Spring @Value during Unit Test
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This seems to work, although still a bit verbose (I'd like something shorter still):
@BeforeClass
public static void beforeClass() {
System.setProperty("some.property", "<value>");
}
// Optionally:
@AfterClass
public static void afterClass() {
Sy...
Reset identity seed after deleting records in SQL Server
...to have a foreign key on a table, and the presence of ANY foreign key prohibits TRUNCATE TABLE. I just discovered this the hard way earlier today when I tried to run TRUNCATE TABLE on a table that has a foreign key that is enforced against two other columns in the table and a unique index in the for...
Delete sql rows where IDs do not have a match from another table
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@Pacerier - "wrong" is a bit strong. To make sure people understand, the answers do work if fileidis non-nullable. Also, the third solution (NOT IN) only requires that f.id by non-nullable. Presumably that is a primary key, so it would be.
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