JSDD > Symfony dev > Install Symfony
Update composer if older than 30 days (recommended).
composer self-update
Make your project a directory. Install symfony standard edition in it.
composer create-project symfony/framework-standard-edition . '~2.6'
Fill in the gaps.
Edit app/SymfonyRequirements.php. At the bottom (lines 750-754), in the getComposerVendorDir method, replace:
if (isset($composerJson->config)) {
with
if (isset($composerJson->config->{'vendor-dir'})) {
And
return __DIR__.'/../vendor';
with
return __DIR__.'/../vendor/composer';
php app/console doctrine:database:create
Visit %root_dir%/web/config.php in your browser.
download yui compressor jar file 2.4.7 into app/Resources/java/
mkdir app/Resources/java
cd app/Resources/java
wget http://repo1.maven.org/maven2/com/yahoo/platform/yui/yuicompressor/2.4.7/yuicompressor-2.4.7.jar