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How do I execute a stored procedure once for each row returned by query?
...ter than manual while-loops; more details in this SO question
ADDENDUM 2: if you will be processing more than just a few records, pull them into a temp table first and run the cursor over the temp table; this will prevent SQL from escalating into table-locks and speed up operation
ADDENDUM 3: and ...
ElasticSearch - Return Unique Values
...312
} ]
}
}
}
The size parameter within the aggregation specifies the maximum number of terms to include in the aggregation result. If you need all results, set this to a value that is larger than the number of unique terms in your data.
...
Execute a terminal command from a Cocoa app
...n/grep foo bar.txt'.
int pid = [[NSProcessInfo processInfo] processIdentifier];
NSPipe *pipe = [NSPipe pipe];
NSFileHandle *file = pipe.fileHandleForReading;
NSTask *task = [[NSTask alloc] init];
task.launchPath = @"/usr/bin/grep";
task.arguments = @[@"foo", @"bar.txt"];
task.standardOutput = pi...
Why are unnamed namespaces used and what are their benefits?
...
Unnamed namespaces are a utility to make an identifier translation unit local. They behave as if you would choose a unique name per translation unit for a namespace:
namespace unique { /* empty */ }
using namespace unique;
namespace unique { /* namespace body. stuff in her...
Android: How do I get string from resources using its name?
...ing(R.string.mystring);
getResources() is a method of the Context class. If you are inside a Activity or a Service (which extend Context) you can use it like in this snippet.
Also note that the whole language dependency can be taken care of by the android framework.
Simply create different folde...
Downloading MySQL dump from command line
... accomplish this using the mysqldump command-line function.
For example:
If it's an entire DB, then:
$ mysqldump -u [uname] -p db_name > db_backup.sql
If it's all DBs, then:
$ mysqldump -u [uname] -p --all-databases > all_db_backup.sql
If it's specific tables within a DB, then:
...
Best Practice: Initialize JUnit class fields in setUp() or at declaration?
...
If you're wondering specifically about the examples in the JUnit FAQ, such as the basic test template, I think the best practice being shown off there is that the class under test should be instantiated in your setUp method (...
Is there a way to make a PowerShell script work by double clicking a .ps1 file?
...
Or if you want all PS1 files to work the way VBS files do, you can edit the registry like this:
HKEY_CLASSES_ROOT\Microsoft.PowerShellScript.1\Shell\open\command
Edit the Default value to be something like so...
"C:\Windows\...
Are single quotes allowed in HTML?
...es around attributes in HTML are and always have been permitted by the specification. I don't think any browsers wouldn't understand them.
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How do I get a PHP class constructor to call its parent's parent's constructor?
... __construct($bypass = false)
{
// only perform actions inside if not bypassing
if (!$bypass) {
}
// call Grandpa's constructor
parent::__construct();
}
}
class Kiddo extends Papa
{
public function __construct()
{
$bypassPapa = true;
...