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Struct inheritance in C++
...ess specifier is private.
For example, program 1 fails with a compilation error and program 2 works fine.
// Program 1
#include <stdio.h>
class Base {
public:
int x;
};
class Derived : Base { }; // Is equivalent to class Derived : private Base {}
int main()
{
Derived d;
...
ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
...ar you should still use AppCompat styles. If you don't, you will have this error on launch of Acitvity on devices with android 3.0 and higher:
java.lang.IllegalStateException: You need to use a Theme.AppCompat
theme (or descendant) with this activity.
Here is link this original article http:...
Appending a line to a file only if it does not already exist
...
Add -s to ignore errors when the file does not exist, creating a new file with just that line.
– Frank
Mar 21 '18 at 18:09
...
Postgresql: password authentication failed for user “postgres”
...u postgres psql
If that fails with a database "postgres" does not exists error, then you are most likely not on a Ubuntu or Debian server :-) In this case simply add template1 to the command:
sudo -u postgres psql template1
If any of those commands fail with an error psql: FATAL: password auth...
Bytes of a string in Java
... it ok to use the method without the parameter because it causing to me an error!!
– Green
Dec 8 '10 at 9:44
...
TransformXml task could not be loaded from Microsoft.Web.Publishing.Tasks.dll
Has anyone seen this error and know how to fix it?
10 Answers
10
...
Running MSBuild fails to read SDKToolsPath
...roject/solution files to VS2010, and now my build fails with the following error:
25 Answers
...
How can I select and upload multiple files with HTML and PHP, using HTTP POST?
...ze: <?= $myFile["size"][$i] ?><br>
Error: <?= $myFile["error"][$i] ?><br>
</p>
<?php
}
}
?>
</body>
</html>
Here's what it looks like in C...
How to determine if a string is a number with C++?
... If there are utf8 characters in the string, you would get run time error.
– Lion King
Feb 23 '18 at 12:58
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MySQL show current connection info
...f I executed this command on cmd of navicat, it gave me 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'status' at line 1 error. But If I run it on mysql client, it was ok.
– Donghua...