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SQL query return data from multiple tables
...---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+-------+-------------+------+-----+---------+----------------+
| id | int(3) | NO | PRI | NULL | auto_increment |
| color | varchar(15) | YES | | NULL | |
| paint | varcha...
How can I sanitize user input with PHP?
...at you should do, to avoid problems, is quite simple: whenever you embed a string within foreign code, you must escape it, according to the rules of that language. For example, if you embed a string in some SQL targeting MySQL, you must escape the string with MySQL's function for this purpose (mysql...
Django: Get model from string?
...
Most model "strings" appear as the form "appname.modelname" so you might want to use this variation on get_model
from django.db.models.loading import get_model
your_model = get_model ( *your_string.split('.',1) )
The part of the djan...
Kill a Process by Looking up the Port being used by it from a .BAT
... were using this directly on the command line, instead of inside a command string, you would use | instead of ^|.
findstr :8080
This filters any output that is passed into it, returning only lines that contain :8080.
TaskKill.exe /PID <value>
This kills a running task, using the process ...
When do we need curly braces around shell variables?
...er, the {} in ${} are useful if you want to expand the variable foo in the string
"${foo}bar"
since "$foobar" would instead expand the variable identified by foobar.
Curly braces are also unconditionally required when:
expanding array elements, as in ${array[42]}
using parameter expansion oper...
How to get URL of current page in PHP [duplicate]
..._SERVER array, see the PHP manual page for it.
If you also need the query string (the bit after the ? in a URL), that part is in this variable:
$_SERVER['QUERY_STRING']
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How can I custom-format the Autocomplete plug-in results?
...e: http://output.jsbin.com/qixaxinuhe
To preserve the case of the match strings, as opposed to using the case of the typed characters, use this line:
var t = item.label.replace(re,"<span style='font-weight:bold;color:Blue;'>" +
"$&" +
"</span>");
In other...
How to get the name of enumeration value in Swift?
... print type names and enum cases by default using print(_:), or convert to String using String's init(_:) initializer or string interpolation syntax. So for your example:
enum City: Int {
case Melbourne = 1, Chelyabinsk, Bursa
}
let city = City.Melbourne
print(city)
// prints "Melbourne"
let ...
How to order by with union in SQL?
...ed from the table. The point is that your header may very well be the same string as the name of the column from which you're selecting and this is the solution for using the label you want without it colliding in your union.
– Yevgeny Simkin
Oct 23 '17 at 6:36...
C++11 rvalues and move semantics confusion (return statement)
... This is pretty huge for returning expensive objects like containers & strings by value efficiently from methods.
Now where things get interesting with rvalue references, is that you can also use them as arguments to normal functions. This allows you to write containers that have overloads for...