Word, tool update-alternatives is the function of the management system under the similar function of the symbolic link, the way is to have a similar function of the program, not directly call the program, but with a unified symbolic link to call, as to the symbolic linkWhich of the similar function programs is pointed to, is configured and managed by the tool update-alternatives.It's very abstract, so let's take an example and see what's going on nat
Update-alternatives is a tool dedicated to maintaining system command links in Linux systems, which makes it easy to set which command to use by default, which software version, for example, we have both open jdk and Sun JDK Two versions installed in the system. And we want the system to use the sun JDK by default, what should we do? Through the update-alternatives can be very convenient to achieve.To view
Alternatives and update-alternatives seem to be the same tool (different for each Linux distribution), so here's an example of update-alternatives. Update-alternatives is a very useful tool in Linux, not only in the Debian series, but also in the Redhat series.Linux has grown to today, and there are so many available s
Q:How does one learn drupal?"When learning something new, you will often find that many of these aspects or the branch knowledge reserves are insufficient, and then you will learn other knowledge points. If you are confused, I would like to ask you about how drupal is learned?Goal: to fulfill common enterprise websites and websites with simple requirements ."The following is the answer from Drupal
There are many development tools for Drupal, and Drupal for Firebug is also an important Drupal development tool in addition to the Devel modules mentioned in the Drupal Common development tools (a)--devel module.Please note that Drupal for Firebug may conflict with Theme De
I believe that many developers have started exploring drupal8-download and install the beta version of drupal 8. Developers who haven't started to try drupal 8 can clearly tell us that we will have many new concepts to understand, understand, and use. When we try to write a drupal 8 module, we also need to know a lot of code knowledge. This poses a new challe
directory Structure
Includes: Contains a library of functions commonly used by Drupal.
Misc: Used to store JavaScript, and various other icons and picture files available in the Drupal installation.
Modules: Contains all the core modules, one of which corresponds to a folder. Each module folder contains three basic files
Module name The file that is executed when the Install module is installeddescripti
Drupal simplified Chinese language pack installation tutorial, drupal installation tutorial. Drupal simplified Chinese language pack installation tutorial, drupal installation tutorial: localize. drupal. orgtranslatedownloads, download the latest Drupal6 Chinese language pac
Drupal Simplified Chinese Language pack installation tutorial, Drupal installation Tutorial
Download address: http://localize.drupal.org/translate/downloads, download the latest DRUPAL6 Chinese package file
Enable the Locale module to Admin->site building->modules [Admin/build/modules].
To Admin->site Configuration->language [Admin/settings/language]Click "Import Page" in the page description to enter the
Drupal uses the theme function of drupal to output a user name. Today, I encountered the problem of using drupal to output a user name. I used drupal's theme function theme to output it. so I searched for information and found out the following content: 1. theme (username, today, I encountered the problem of using drupal
Small Drupal database backup, MySQL backup policy sharing for large sites, and drupal Database Backup
Simple backup policy for small and medium sites
For small and medium-sized websites based on drupal, we can use the backup_migrate module, which provides the regular backup function, backup time, number of backups retained, and so on, regular cron execution can s
Today, I met the problem of Drupal output a user name, using the Drupal theme function theme output, and then search the data to find out the following content:
1, Theme (' username ', array (' account ' = $log)) call function, parameter 1 is hook, parameter 2 is parameter
The code is more not exhibited, view the address click Open link
2, the implementation period back to find the template preprocessing f
Today, I encountered the problem of using drupal to output a user name. I used drupal's theme function theme to output it. so I searched for information and found out the following content: 1. theme ( #39; username #39;, array ( #39; account #39 ;=> $ log) call the function, parameter 1... "/> Today, I encountered the problem of using drupal to output a user name, which was output by the theme function of
Drupal 8 -- custom permissions, drupal custom Permissions
In project development, I encountered such a requirement that the title field of the node cannot be edited by the edit content role. The title field is automatically generated when the content type is created. Permissions cannot be directly configured in the drupal8 background, so I need to customize a permission using code.
1. Define a module under/
update-alternatives--Management soft Connect/Word linked (Symbolic links)
Command format
update-alternatives [Options] Command
Detailed description
Update-alternatives can be created, deleted, repaired, soft-connected, and can display information about existing soft links, all of which constitute the Debian alternative system (
Ubuntu update-alternatives (soft connection management), ubuntualternatives
Update-alternatives-manage soft connections/character links (symbolic links)
Command Format
Update-alternatives [options] command
Detailed description
Update-alternatives can be used to create, delete, repair, and soft connections. It c
Alternatives is an important version management tool under UNIX, which was first seen in the Debain system, because its powerful usability makes it a large number of porting in various UNIX environments, And we probably most often use the Java OPENJDK Toolkit in the usual version of the conversion, and in the alternatives implementation of multi-version is the replacement system using the command link to im
Alternatives is a powerful command under Linux. Can only be performed under root permissions. If there are several commands in the system that are very similar, but cannot be deleted at will, then you can use alternatives to specify a global setting.
Alternatives is often used to install multiple versions of the same software in the same system. For example, in
Alternatives command usage
Alternatives is a powerful command in Linux. It can only run under the root permission. If the system has several commands with similar functions but cannot be deleted at will, you can use alternatives to specify a global setting.Alternatives is often used to install multiple versions of the same software on the same system. For example
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