As I was just pondering to myself I relized that emergency's do happen and there are times when people need an anwser to their problem ASAP. So what i was thinking why not add a live chat to this board this way people could chat amongst each other in real time. I know this could be done with a... (1 Reply)
I am a student and I love the computer very much ,
especially in programming. However I know little about
programming .
I don't know which I should learn (JAVA and C++).
Would you like to give me a suggestion ?
Thanks! (6 Replies)
Hi all:
I need your suggestion about how to making this script
Purpose:-
Monitor log for the system
OS: Unix Sun Solaris 10
Hold oracle database 10 g
Life time for the system cycle to 48 hours
the system working as the follow
1- the system is divided into three steps
2-... (0 Replies)
Discussion started by: dellsh
0 Replies
5. Post Here to Contact Site Administrators and Moderators
Can we have a forum that is dedicated to topics concerning power management ? It'd be great to have a few moderators to address these issues concerning the power-management. More-so-ever since research related to power management at the OS level is kicking up a lot of dust and becoming a hot area... (7 Replies)
Hello,
I'm working on a Linux 2.6.32-33-server (Ubuntu 4.4.3).
I typed in man -k package and got e.g. apt
I typed in apt --help and got:
The program 'apt' is currently not installed. You can install it by typing:
sudo apt-get install openjdk-6-jdkI don't understand where this... (2 Replies)
Hi,
I have the requirement to run multiple SQLs against database running on a server and save the output of SQL executed to a log.
I thought about writing a Function in sh that will take file name as argument and function should return the SQL output to calling program. E.g.
function Run_SQL... (0 Replies)
I'm searching to learn linux coding for a month but no clear about the where to start . Right now i'm in networking but not much interested in this maintenance jobs . I'm looking to create my own product in wireless network and also having idea about gadget that can be useful for students . But i... (1 Reply)
Discussion started by: Cholasivam
1 Replies
9. Post Here to Contact Site Administrators and Moderators
Hello Admin/moderators Team,
Greetings !!
This is regarding a suggestion which may help our forum if this is possible.
Thanks,
R. Singh
"GOD helps those who help themselves" (2 Replies)
Discussion started by: RavinderSingh13
2 Replies
LEARN ABOUT PHP
boolval
BOOLVAL(3) 1 BOOLVAL(3)boolval - Get the boolean value of a variableSYNOPSIS
boolean boolval (mixed $var)
DESCRIPTION
Returns the boolean value of $var.
PARAMETERS
o $var
- The scalar value being converted to a boolean.
RETURN VALUES
The boolean value of $var.
EXAMPLES
Example #1
boolval(3) examples
<?php
echo '0: '.(boolval(0) ? 'true' : 'false')."
";
echo '42: '.(boolval(42) ? 'true' : 'false')."
";
echo '0.0: '.(boolval(0.0) ? 'true' : 'false')."
";
echo '4.2: '.(boolval(4.2) ? 'true' : 'false')."
";
echo '"": '.(boolval("") ? 'true' : 'false')."
";
echo '"string": '.(boolval("string") ? 'true' : 'false')."
";
echo '"0": '.(boolval("0") ? 'true' : 'false')."
";
echo '"1": '.(boolval("1") ? 'true' : 'false')."
";
echo '[1, 2]: '.(boolval([1, 2]) ? 'true' : 'false')."
";
echo '[]: '.(boolval([]) ? 'true' : 'false')."
";
echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."
";
?>
The above example will output:
0: false
42: true
0.0: false
4.2: true
"": false
"string": true
"0": false
"1": true
[1, 2]: true
[]: false
stdClass: true
SEE ALSO floatval(3), intval(3), strval(3), settype(3), is_bool(3), Type juggling.
PHP Documentation Group BOOLVAL(3)