2,452 Topics
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I have a college student that works for me and I was trying to help him with his perl project but I couldn't figure out what was going on with it. He's got a txt file of numbers in rows. The numbers have to be sorted on a per row … | |
I'm creating a document using an existing document and adding text to it, then saving it as a different filename. I'd like to have a hyperlink in it, but I'm having an issue. The hyperlink is created and looks fine but doesn't work because the file location is added to … | |
Hi, I tried parsing a multi-record genbank file (from this site: http://biopython.org/DIST/docs/tutorial/examples/ls_orchid.gbk) using the code below. The code returned an error: readline() on unopened filehandle at parser.pl line 62. The code: #!/usr/local/bin/perl -w use strict; my $record; print "Please type in the name of a file\n"; my $file = <STDIN>; … | |
Hi Experts, i have file called condition_file and the data in this file looks like.... condition_file * K 01 * J 02 * H 03 * I 04 I am using below code to read the file condition_file and place the values into an hash open F, "$condition_file" or die … | |
Hi I am getting this error whenever running the DOT NET Applications. Any one help me to this problem. How can fix it. | |
I'm adding sound to a simple matching game. I have a sound for a flipping a card, a match, and no match. The problem I am having is when 2 cards are match, the flip and match sounds play simultaneous. So I tried calling Sleep at line 146, which gives … | |
Hello, I am new begginer to perl programming and I need help with a program. I have a text file that is based on the Gettysburg Address. I need to do the following: read the file, print out the file to the screen, sort the words in alphabetical order, print … | |
Hey guys!I am new to this awesome forum. I have just finished c/c++ and have decided to move on to some scripting.I liked perl because it is very good for web apps.I personally dont like pyhton. So,can you guys suggest a good perl interpreter for windows7? Thanks | |
I have a file containing data in form : R1 1987 or 1789 and 8585 (7654) R2 7698 or 8656 or 74746 Now I want my file in the form R1 1987 R1 1789 R1 8585 R1 7654 R2 7698 R2 8656 R2 74746 | |
Since I noticed that these languages are rather popular, what are the advantages and disadvantages of each over the others? and what is the need/motivation for each one of them? Why are there no C++/Java libraries to deal with those needs? | |
Hello, I am trying to update 3 tables that i have in my db. the second and third INSERT commands there is a specific field that needs to have the ID of the first table last row inserted. first table, admin: +--------------------+ |id username passcode| |1 admin test | +--------------------+ … | |
Howdy All, I have a wordpress website where the featured image is being used as a thumbnail on the front index page. Here is the code I'm using: <?php the_post_thumbnail( array(100,75), array('class' => 'alignleft' ) ); ?> It works fine on a specified category post where I'm using the same … | |
Hi to all PERL programmers, I have data like this with 6 columns LINES XY1 XY2 XY3 XY4 XY5 P1 Z/Z T/T -/- T/T T/T P2 A/A A/A G/G Z/Z T/T 1 G/G T/T G/G T/T G/G 2 T/T A/A C/C C/C T/T 3 T/T G/G T/T G/G T/T 4 … | |
**test.html** <!DOCTYPE html> <html> <head> <title>Database test</title> <link rel="stylesheet" type="text/css" href="test.css"> <script> function validateForm(n,mes) { valid=true; var x=n.value; var errn="error_"+n.id; var email = document.getElementById('EMAIL').value; var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/; //alert(errn); if (x==null || x=="" || x.trim()=="") { document.getElementById(errn).innerHTML=mes; valid=false; } else { document.getElementById(errn).innerHTML=""; if(n.id == 'EMAIL') { if (!filter.test(email)) { document.getElementById(errn).innerHTML="Please … | |
Hi Everyone, I have a technical question regarding how Perl scripts are run by Servers. In traditional programming a source file (containing human readable programming instructions) is first compiled (into binary data) before it can be run by a computer. Do Perl commands get compiled before being run, or does … | |
I have a large data set (12,000 rows X 14 columns); the first 4 rows as below: x1 y1 0.02 NAN NAN NAN NAN NAN NAN 0.004 NAN NAN NAN NAN x2 y2 NAN 0.003 NAN 10 NAN 0.03 NAN 0.004 NAN NAN NAN NAN x3 y3 NAN NAN NAN … | |
Hi, there. I have a 2D array with 208. I must concatenate the strings by twos up to index 199. So that I have 108 strings. Then I must shuffling these 108 strings. The problem is that it isn't working right. After I concatenate the strings, then shuffle, several strings … | |
Hello to all, Maybe you can help me with this, I would like to know if it is possible with Perl read from binary and get a string pattern given by a regex? If possible, may you show me an example please. Thanks for any help. | |
i am trying to access my video devices for live streaming using the code public class WebCam { private static Player player=null; //private static Processor processor=null; public static void main(String[] args){ try { MediaLocator mediaLocator=new MediaLocator("vfw://0"); player=Manager.createRealizedPlayer(mediaLocator); player.start(); Component video=player.getVisualComponent(); if(video!=null){ JFrame mediaTest = new JFrame("My WebCam"); mediaTest.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); mediaTest.add(video); mediaTest.setSize(300, … | |
| Hello Fan's, I (re)started a rather old Project of mine about a Year ago, but shortly before it's Version1.0, the Fellow ordered to implement a powerful indexing-system, dropped out and left me with a partly unfinished piece of work. For more than a decade, I have been designing several editions … |
How do i create a c project properly in visual studios. They (Youtube) say to click on the C++ button and change it from .cpp to .c. But when I debug my code to see my code compiled, I get an error saying that a PDB file is missing. What … | |
Hi I am currently having an issue. I have two div tags, and the elements of the div tags should be aligned on the same line. (1 image + text +1 image). My problem is the 3rd element , that is the image , in order for it to appear … | |
$resFile = &getFileName($ARGV[0]); $fileType = &getFileType($ARGV[0]); $table = &getTableName($fileType); could u please tell me as to what these commands are doing? also , if I convert them to shell script,will thsese work ? there's a perl script that Im trying to convert to shell script. resfile=getfilename $1 filetype=getfiletype $1 table … | |
Hi i wish to read and write all wanted text files in one directory into one single excelsheet which contains of multiple worksheet that represent each file. my current script only can write out into many excelsheet instead of combining all into one. Anybody has idea to improve my script … | |
I am new to perl. Is there any way that perl can detect when a field is focused in an external program? The script would just need to know when a text input field was selected. Thanks, | |
Hi there, I have a really irritating site problem that I just can't get my head around. I only have fairly basic coding skills and hope that someone here can help crack my issue. I own a small php/mySQL based job board which I have moved from hosting to hosting … | |
Hello, i got a problem with $_GET[]. please see the below code and help me. <?php if(isset($_GET['_rp'])==1) { echo '1'; } else if(isset($_GET['_rp'])==1) { echo '2'; } ?> when i'm changing the value of _rp=2 it was showing the result as '1' but not '2'. Why this was happening please … | |
Any idea why only the first "click" works? I am relatively new to jQuery, so it is, in all liklihood, something rather simple. Any help is greatly apprecaited!! $(document).ready(function() { $("div.arrow").click(function(){ $('div.active_arrow').text('↵').removeClass().addClass('arrow').parent().find('div.rss_news_link, div.rss_news_link_odd').height('auto'); $(this).removeClass().addClass('active_arrow'); $(this).parent().find('div.rss_news_link, div.rss_news_link_odd').height(+100); $(this).text("X"); }); $("div.active_arrow").click(function(){ $(this).removeClass().addClass('arrow').parent().find('div.rss_news_link, div.rss_news_link_odd').height('auto'); }); }); | |
I have 2 huge txt files, the first column is common to both of them, the second file includes more records that the first one, I want to read the first column in the second file element by element and chech in the first column of the first file also … | |
Hi, i have 2 pieces of code that i created, both of which do exactly the same thing and i am trying to benchmark them to see which is generally more efficient. As such i used the code suggested by perldoc in the following format: use Benchmark; $t0 = Benchmark->new; … |
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