couple of switches that make Perl a very useful command-line editingLearn these switches, and you too can learn how to mumble magic Perl one-liners to confound your friends (and frighten your project The first is -e. Give Perl a -e followed by a line of code, and it will run it as if it were an ordinary Perl Note that a trailing ; It's generally a good idea to wrap your line in single quotes to prevent the shell from attempting to interpret special characters (like the ! and The next switch is a little more complicated, it but becomes second nature once you start using The line in question ($_) is automatically printed on every iteration of the loop. -p and -e, you get a one-liner that iterates over every file on the command line or on the text fed to it on STDIN. For example, here's a The 1 is just a return code (as if you enteredin a Perl script, which is equivalent toSince the lines are printed automatically, we don't really need the program we
specify with -e to do anything. Where it gets interesting is in providing a bit of code to manipulate the current line before it gets printed. For example, suppose you wanted to append the local machine name to the localhost line: or maybe you'd like to manipulate your That will print the contents of /etc/inetd.conf to STDOUT, commenting out any uncommented login, or exec lines alongNaturally, we could redirect that back out to a file, but if we just want to edit a file in place, there's a -i lets you edit files in place. out all of the above lines in /etc/inetd.conf, The second example will backup /etc/inetd.conf to /etc/inetd.conf.orig before changing theDon't forget to HUP inetd to make your changes take. It's just as easy to edit multiple files in place atYou can specify any number of files (or wildcards) on This will change the background color of all html pages in the current directory from white to black.
that trailing i to make the match case insensitive (to match bgcolor=#FFFFFF or even BGColor=#FfFffF). What if you're in the middle of working on a CVS project, and need to change the CVS server that you'd like to commit to? It's easy, if you pipe the output of a find through an xargs running a perl -pi -e: Then reset your $CVSROOT and do your CVS check in as normal, and your project will automagically end up checked into Using Perl from the command line can help you do some powerful transformations on the fly. Study your regular expressions, and use it wisely, and it can save piles of hand edits.The requested URL /cgi/man.cgi?query=xargs was not found on this server.Many time, when we do git push/pull or git merge, we end up with conflicts. In most cases, solution to merge-conflict is as simple as discarding local changes or remote/other branch changes. Following is useful in those cases… Change working directory to project folder.
Search for all conflicting files. Above will list all files which has marker special marker <<<<<<< in them. At this point you may review each files. If solution is to accept local/our version, run: If solution is to accept remote/other-branch version, run: If you have multiple files and you want to accept local/our version, run: If you have multiple files and you want to accept remote/other-branch version, run: For files that needs manual review/edit, use vim or any text editor to resolve differences. Make sure you run git add FILENAME for files edited using vim. Finally, review if all files are ready for commit using git status And run git commit -am "MSG" followed by optional git pushThe requested URL /cgi/man.cgi?query=xargs&apropos=0&sektion=1&manpath=Red+Hat+Linux%2Fi386+9&format=html was not found on this server.Requested Page not Found (Error 404) The web page you are trying to access doesn't exist on Savannah.If you think that there's a broken link on Savannah that must be repaired, file a support request, mentioning the URL you tried to access (/bugs/%3F46786).
Otherwise, you can return to the Savannah main page.Concurrent Downloads - Bash (xargs, parallel) Vs Python (ThreadPoolExecutor) I just found one more free telugu book Graded readings in modern literary Telugu by Golla Narayanaswami Reddy and Dan M Matson in Digital South Asia Library. To download images parallelly, I have used Threadpoolexecutor from concurrent module. I am Chillar Anand. I daydream a lot and write about the things that interest me here. You can read more about this blog here. Used to aggregate syndicated content (RSS and RDF). Displays a calendar to navigate old content. These hooks are defined by authentication modules, modules that define ways users can log on using accounts from other sites and servers. Controls the boxes that are displayed around the main content. This is an example outlining how a module can be used to define a block to be displayed on the right or left side of each page. Enables keeping an easily and regularly updated web page or a blog.
Enable users to post using applications that support XML-RPC blog APIs. Allows users to collaboratively author a book. Functions that need to be loaded on every Drupal request. A slim, CSS-driven theme. - fixed security issue (XSS), see SA-2007-001 - fixed security issue (DoS), see SA-2007-002 - fixed security issue (XSS), see SA-2006-024-name "*~" -type f | -name ".#*" -type f | -name "*.rej" -type f | -name "*.orig" -type f | Enables users to comment on published content. a, a:link, a:active { Common functions that many Drupal modules will need to reference. Enables the use of personal contact forms. These are the hooks that are invoked by the Drupal core. //cron.php > /dev/null 2>&1 Handles incoming requests to fire off regularly-scheduled tasks (cron jobs). Wrapper for database interface code. Database interface code for MySQL database servers. Database interface code for PostgreSQL database servers.
Drupal Programming from an Object-Oriented Perspective border: 1px solid gray; Lets users log in using a Drupal ID and can notify a central server about your site. API for handling file uploads and server file management. This is an example to demonstrate how to make a Drupal node support file Framework for handling filtering of content. This is an example outlining how a module can be used to define a filter to be run on user-submitted content before it is output to the browser. Enable threaded discussions about general topics. Manages displaying online help. The PHP page that serves all page requests on a Drupal installation. CONTENTS OF THIS FILE - Customizing your theme(s) Drupal requires a web… Provides legacy handlers for upgrades from older Drupal installations. GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA