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How to escape single quotes within single quoted strings
...uotes and double quotes in the alias string!
– Uphill_ What '1
Jun 1 '11 at 10:09
19
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IN clause and placeholders
...uilder qb = new SQLiteQueryBuilder();
String[] sqlSelect = {COLUMN_NAME_ID, COLUMN_NAME_CODE, COLUMN_NAME_NAME, COLUMN_NAME_PURPOSE, COLUMN_NAME_STATUS};
String sqlTables = "Enumbers";
qb.setTables(sqlTables);
Cursor c = qb.query(db, sqlSelect, COLUMN_NAME_CODE+" I...
Listen for key press in .NET console app
... }
}
}
}
internal class ConsoleBusyIndicator
{
int _currentBusySymbol;
public char[] BusySymbols { get; set; }
public ConsoleBusyIndicator()
{
BusySymbols = new[] { '|', '/', '-', '\\' };
}
public void UpdateProgress()
{
while (true)
...
System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...hen you instantiate the Timer, you should almost always do the following:
_timer = new Timer( Callback, null, TIME_INTERVAL_IN_MILLISECONDS, Timeout.Infinite );
This will instruct the timer to tick only once when the interval has elapsed. Then in your Callback function you Change the timer once t...
Two-way encryption: I need to store passwords that can be retrieved
...
/**
* Constructor!
*
* @param string $cipher The MCRYPT_* cypher to use for this instance
* @param int $mode The MCRYPT_MODE_* mode to use for this instance
* @param int $rounds The number of PBKDF2 rounds to do on the key
*/
public function __construct...
How to convert image to byte array
...ollows:
public static byte[] converterDemo(Image x)
{
ImageConverter _imageConverter = new ImageConverter();
byte[] xByte = (byte[])_imageConverter.ConvertTo(x, typeof(byte[]));
return xByte;
}
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...
Getting the class name from a static method in Java
...ass<?>> myself = StackWalker.getInstance(StackWalker.Option.RETAIN_CLASS_REFERENCE) .walk(s -> s.map(StackWalker.StackFrame::getDeclaringClass) .findFirst());, but of course, that’s connected to the fact that it will be much more powerful.
– Holger
...
AJAX Mailchimp signup form integration
... {
if ( event ) event.preventDefault();
// validate_input() is a validation function I wrote, you'll have to substitute this with your own.
if ( validate_input($form) ) { register($form); }
});
}
});
function register($form) {
$.ajax({
typ...
How can I sanitize user input with PHP?
..., you must escape the string with MySQL's function for this purpose (mysqli_real_escape_string). (Or, in case of databases, using prepared statements are a better approach, when possible.)
Another example is HTML: If you embed strings within HTML markup, you must escape it with htmlspecialchars. Th...
Combining two Series into a DataFrame in pandas
...]:
s1 s2
A 1 3
B 2 4
In [4]: pd.concat([s1, s2], axis=1).reset_index()
Out[4]:
index s1 s2
0 A 1 3
1 B 2 4
Note: This extends to more than 2 Series.
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