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MySQL combine two columns into one column
...tor does addition, along with silent conversion of the values to numbers. If a value does not start with a digit, then the converted value is 0.
So try this:
select concat(column1, column2)
Two ways to add a space:
select concat(column1, ' ', column2)
select concat_ws(' ', column1, column2)
...
How to convert an array into an object using stdClass() [duplicate]
...Vasile', 'prenume' => 'Mihai', 'sex' => 'm', 'varsta' => 25)
);
If you want to see is this stdClass object just call this
print_r($clasa);
If you want to convert an array to object code will be
$arr = array('a'=>'apple','b'=>'ball');
$arr = (object) $arr;
You don't need to us...
Should ol/ul be inside or outside?
...e not legally allowed inside p elements.
To see why, let's go to the spec! If you can get comfortable with the HTML spec, it will answer many of your questions and curiosities. You want to know if an ol can live inside a p. So…
4.5.1 The p element:
Categories: Flow content, Palpable content.
Con...
Is a URL allowed to contain a space?
Is a URI (specifically an HTTP URL) allowed to contain one or more space characters? If a URL must be encoded, is + just a commonly followed convention, or a legitimate alternative?
...
How to Query an NTP Server using C#?
...Udp))
{
socket.Connect(ipEndPoint);
//Stops code hang if NTP is blocked
socket.ReceiveTimeout = 3000;
socket.Send(ntpData);
socket.Receive(ntpData);
socket.Close();
}
//Offset to get to the "Transmit Timestamp" field (time at which ...
Git remote branch deleted, but still it appears in 'branch -a'
...ll such stale branches. That's probably what you'd want in most cases, but if you want to just remove that particular remote-tracking branch, you should do:
git branch -d -r origin/coolbranch
(The -r is easy to forget...)
-r in this case will "List or delete (if used with -d) the remote-tracking...
Duplicate and rename Xcode project & associated folders [closed]
...ame the schemes in "Manage Schemes", also rename any targets you may have.
If you're not using the default Bundle Identifier which contains the current PRODUCT_NAME at the end (so will update automatically), then change your Bundle Identifier to the new one you will be using for your duplicated proj...
How to execute IN() SQL queries with Spring's JDBCTemplate effectivly?
I was wondering if there is a more elegant way to do IN() queries with Spring's JDBCTemplate. Currently I do something like that:
...
case-insensitive list sorting, without lowercasing the result?
...
In Python 3.3+ there is the str.casefold method that's specifically designed for caseless matching:
sorted_list = sorted(unsorted_list, key=str.casefold)
In Python 2 use lower():
sorted_list = sorted(unsorted_list, key=lambda s: s.lower())
It works for both normal and unicode s...
counting number of directories in a specific directory
How to count the number of folders in a specific directory. I am using the following command, but it always provides an extra one.
...