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Why can't I call read() twice on an open file?
...kT: I would expect that a small file being read multiple times gets cached by the OS (at least on Linux/OSX), so no extra file I/O for reading in twice. Large files that don't fit in memory don't get cached, but you don't want to read them into a variable because you'll start swapping. So in case of...
make arrayList.toArray() return more specific types
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For files in directory, only echo filename (no path)
...e is hyphen+letter or contains backslash. OTOH just ls -1 /path/to/dir all by itself reliably prints each filename on a line, modulo the dotfiles difference.
– dave_thompson_085
May 26 '19 at 2:39
...
Why can I pass 1 as a short, but not the int variable i?
...ons:
A constant-expression (§7.18) of type int can be converted to type sbyte, byte, short, ushort, uint, or ulong, provided the value of the constant-expression is within the range of the destination type.
A constant-expression of type long can be converted to type ulong, provided the value of th...
How to catch SQLServer timeout exceptions
..., returned from DBNETLIB, the MDAC driver for SQL Server. This can be seen by downloading Reflector, and looking under System.Data.SqlClient.TdsEnums for TIMEOUT_EXPIRED.
Your code would read:
if (ex.Number == -2)
{
//handle timeout
}
Code to demonstrate failure:
try
{
SqlConnection s...
Get class that defined method
...ance. What the OP wants is to get Cls, which it appears is only available by walking the MRO as @Alex Martelli does.
– Silas Ray
Dec 20 '12 at 15:03
...
How to define two fields “unique” as couple
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How to send an email using PHP?
...have to write your own implementation.
The class is stable and it is used by many other projects like Drupal, SugarCRM, Yii, and Joomla!
Here is an example from the page above:
<?php
require 'PHPMailerAutoload.php';
$mail = new PHPMailer;
$mail->isSMTP(); ...
How do I convert a org.w3c.dom.Document object to a String?
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usr/bin/ld: cannot find -l
... libperl-dev sorted it for me. Thanks :)
– Andrew Newby
Mar 27 '17 at 16:58
1
This! No need to me...