With the Debugbar debugging tool installed for the Laravel project, a toolbar opens at the bottom of the page in debug mode, where you can view performance statistics and, most importantly, print the SQL statements and debug content that the page executes. The following uses the Debugbar tool to find the optimization point for a SQL query.
Optimizing Page SQL queries
Here are two models, destination models and travel models, they are one-to-many rel
How to package third-party Jar packages and third-party jar packages
When a third-party Jar package is included in the project, the Jar package that is normally packaged cannot contain the third-party Jar package. In this case, you can use net. sf. fjep. fatjar_0.0.31.jar plug-in: Include the third-party Jar package in the exported jar package. Put the plug-in the dropins directory of MyEclipse (for exampl
Common Java software packages and common Java software packages
Java. lang: language java core package. After the Object System String Throwable jdk1.2, the classes in this package are automatically imported.
Java. awt: defines the objects used for java graphic interface development.
Javax. swing: Provides controls for all windows desktop applications, such as Frame, Dialog, Table, and List. It is the ja
1. How many software packages have been installed?
[root@localhost ~]# rpm -qa | wc -l217
2. How do I know which software packages are installed?
[root@localhost ~]# rpm -qa | sortacl-2.2.49-6.el6.x86_64aic94xx-firmware-30-2.el6.noarchatmel-firmware-1.3-7.el6.noarchattr-2.4.44-7.el6.x86_64audit-2.2-2.el6.x86_64audit-libs-2.2-2.el6.x86_64authconfig-6.1.12-13.el6.x86_64b43-openfwwf-5.2-4.el6.noarchbasesystem-
}" for jar in $lib _path/*.jardoif ["$CLASSPATH" = ""];Thenclasspath= $jarelseCLASSPATH = $CLASSPATH: $jarfidoneexport classpath= $CLASSPATHecho "java ${main_class} \" [Email Protected]\ ""4. Right-click Project-debug as-maven assembly:assemblyThe output log is packaged successfully.Four. Testing1. Unzip the zip file, the folder structure is as follows, all files are present:2. Enter the bin and run the Start.bat (the JRE environment needs to be installed in the running environment)3. The result
, image files, and other resources that make up a Web application. Rather than just the archive of the class.When should we use the war file? It is not appropriate to use the war file during development, because in the development phase it is often necessary to add or remove content from the Web application, update the servlet class files, and after each change, it is a waste of time to re-establish the war file. In the product release phase, it is more appropriate to use the war file because at
successfully accessed, pack the war package: just change the jar to a war."Note: If you do not want to copy the jar name, the name of the package is customized, under build can be specified"Packaged into a war packageSee if the name of the packaged war package is customized.Then run the war package againThis can be accessed.Look at the war package, the page file has been packaged in.=============================================================================================================== =
PHP Framework Learning Laravel Basic functions, Laravel basic functions
Laravel5 function is not more general (routing, middleware, blade template ...), just a routing function let elder brother very egg pain, although the route used to become very flexible, but really his sister's a bit sick. Here is my Laravel5 Official document research results, I use the Laravel5 is 5.1 version. If there is something w
Detailed description of Laravel framework form verification, laravel framework form
Basic verification example
Copy codeThe Code is as follows:$ Validator = Validator: make (Array ('name' => 'day '),Array ('name' => 'required | min: 5 '));
The first parameter passed to the make function is the data to be verified, and the second parameter is the verification rule to be applied to the data.
Multiple verifica
PHP development framework Laravel database operation method summary, framework laravel
1. read/write connections
Sometimes you may want to connect to a database using a SELECT statement, and the other to insert, update, and delete statements. Laravel makes this breeze and will always use the correct connection to determine whether to use the original query, Query
Introduction to Laravel 5 Framework (III) and laravel framework
In this tutorial, we will use the out-of-the-box Auth system provided by Laravel 5 to verify the permissions on Our backend, build a front-end page, and display Pages.
1. Permission Verification
The background address is http: // localhost: 88/admin. All background operations will be performed on thi
Laravel implements database migration and supports Chinese filling, while laravel supports Chinese.
Preface
Database migration is actually to control the version of the database table structure changes. The method of modifying the database table structure is relatively primitive. For example, a field is added to a database table, execute alter table xxx add directly in the database table .. but this method
1. Introduction
Laravel Searchy is an easy-to-use, lightweight, MySQL-enabled Laravel search extension package that allows you to easily and efficiently implement model-based data query search capabilities, which can also be based on search engines you enable for fuzzy search and other weighting mechanisms. In addition, you do not need to install any additional software from the server to start using the e
Let's build the first model.
Copy the Code code as follows:PHP Artisan Make:model Article#输出Model created successfully.Created migration:2015_03_28_062517_create_articles_table
Look at the resulting file app/article.php
Nothing special, except that it inherits from the model, but has powerful functions, which are encapsulated in the model of Laravel. The model automatically has powerful features such as Save () update () findxxx ().
Tinker is a comm
Let's build the first model.
Copy Code code as follows:
PHP Artisan Make:model Article
#输出
Model created successfully.
Created migration:2015_03_28_062517_create_articles_table
View the generated Files app/article.php
Nothing special, in addition to inheriting from the model, but with powerful features, these are encapsulated in the Laravel model. The model automatically has powerful features such as Save
-common-common files for packages built from the PHP5 sourcePhp5-curl-curl Module for PHP5Php5-dbg-debug Symbols for PHP5Php5-dev-files for PHP5 module developmentPHP5-GD-GD Module for PHP5PHP5-GMP-GMP Module for PHP5PHP5-LDAP-LDAP Module for PHP5Php5-mysql-mysql Module for PHP5PHP5-ODBC-ODBC Module for PHP5Php5-pgsql-postgresql Module for PHP5Php5-pspell-pspell Module for PHP5Php5-recode-recode Module for PHP5PHP5-SNMP-SNMP Module for PHP5Php5-sqlite
Laravel 5 framework-transfer data to views (Advanced article); laravel framework
We can not only transmit a data record to a view, but also an Array
Copy codeThe Code is as follows:Public function about (){Return view ('pages. about')-> (['First' => 'zhang ','Last' => 'jinglin']);}
A simple method is as follows:
Copy codeThe Code is as follows:Public function about (){$ Data = [];$ Data ['first'] = 'zhang '
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