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How to copy a row and insert in same table with a autoincrement field in MySQL?
... ride, unchanged. This makes the SQL statements easier to write, easier to read, easier to maintain, and more extensible.
Only ordinary MySQL statements are used. No other tools or programming languages are required.
A fully-correct record is inserted in your_table in one atomic operation.
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No output to console from a WPF application?
...eates a new console instance if the process is not attached to a console already.
/// </summary>
public static void Show()
{
//#if DEBUG
if (!HasConsole)
{
AllocConsole();
InvalidateOutAndError();
}
//#endif
}
...
SQL join: selecting the last records in a one-to-many relationship
...
This for me is the most readable solution. If this is important.
– fguillen
May 16 '19 at 18:28
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Maven: best way of linking custom external JAR to my project?
...dependency>
/groupId/artifactId/version/artifactId-verion.jar
detail read this blog post
https://web.archive.org/web/20121026021311/charlie.cu.cc/2012/06/how-add-external-libraries-maven
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How do I access this object property with an illegal name?
...-list'} is the sub-object. If you can set it like that, then you can also read it the same way:
echo $x->{'todo-list'};
Another possibility:
$todolist = 'todo-list';
echo $x->$todolist;
If you wanted to convert it to an array, which can be a little more easily (ie the obvious $ret['todo-lis...
Calling a parent window function from an iframe
...nsidered a different hostname to a subdomain of a domain. If you haven't already, you could try just setting document.domain to the subdomain?
– Ash Clarke
Jun 27 '14 at 11:14
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How to set warning level in CMake?
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@void.pointer raises a valid point. Your proposed answer reads: "I'm planning to add this feature". It doesn't say, that you did some cursory research and now hope for someone else to do the heavy lifting for you. If you don't want to be attributed with the implementation (and ques...
Import CSV file into SQL Server
...excel(By Doing so, you wouldn't have to worry about delimitiers. Excel's spreadsheet format will be read as a table and imported directly into a SQL Table)
Import the File Using SSIS
Write a Custom Script in the import manager to omit/modify the data you're looking for.(Or run a master script to scr...
Changing variable names in Vim
I am using Vim to read through a lot of C and Perl code containing many single letter variable names.
7 Answers
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Java's final vs. C++'s const
...final int a;
a = 10;
a = 11; // Not legal, even in Java: a has already been assigned a value.
}
}
In both Java and C++ member variables may be final/const respectively. These need to be given a value by the time an instance of the class is finished being constructed.
In Java they m...