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Symfony 2: How do I check if a user is not logged in inside a template?

...any user is logged in. {% if app.user %} # user is logged in (any and all users, regardless of ROLE_*) {% elseif not app.user %} # user is not logged in (note the `not` in the `elseif` statement) {% endif %} Checking authentication status You can use the is_granted() method to check fo...
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Facebook Callback appends '#_=_' to Return URL

Facebook callback has started appending #_=_ hash underscore to the Return URL 23 Answers ...
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Post-install script with Python setuptools

...from setuptools.command.install import install from subprocess import check_call class PreDevelopCommand(develop): """Pre-installation for development mode.""" def run(self): check_call("apt-get install this-package".split()) develop.run(self) class PreInstallCommand(insta...
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How to capture stdout output from a Python function call?

...ager: from io import StringIO import sys class Capturing(list): def __enter__(self): self._stdout = sys.stdout sys.stdout = self._stringio = StringIO() return self def __exit__(self, *args): self.extend(self._stringio.getvalue().splitlines()) del se...
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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;

...ing the Java Build Path and seeing this new item, and unchecking the originally-included support library solved the problem for me. – Tom Pace Sep 26 '13 at 17:20 9 ...
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How to reload a clojure file in REPL

... :reload-all should also work. The OP specifically says it doesn't, but I think there was something else wrong in the OP's dev environment because for a single file the two (:reload and :reload-all) should have the same effect. Here'...
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efficient circular buffer?

...1] #[10, 11, 3, 8] 3, 11 Class: class circularlist(object): def __init__(self, size, data = []): """Initialization""" self.index = 0 self.size = size self._data = list(data)[-size:] def append(self, value): """Append an element""" if le...
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[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术

..."This is a test"; 或在已定义Unicode应的用程序中 TCHAR * p = _T("This is a test"); 或 LPTSTR p = _T("This is a test"); CString theString = chArray; theString.format(_T("%s"), chArray); theString = p; 2、CString转换成char* 若将CString类转换成char*(LPSTR)类型,常...
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How do I get logs/details of ansible-playbook module executions?

...dd the following lines to your ansible configuration file: [defaults] log_path=/path/to/logfile Ansible will look in several places for the config file: ansible.cfg in the current directory where you ran ansible-playbook ~/.ansible.cfg /etc/ansible/ansible.cfg ...
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SQL Server Insert if not exists

...ode BEGIN INSERT INTO EmailsRecebidos (De, Assunto, Data) VALUES (@_DE, @_ASSUNTO, @_DATA) WHERE NOT EXISTS ( SELECT * FROM EmailsRecebidos WHERE De = @_DE AND Assunto = @_ASSUNTO AND Data = @_DATA); END replace with BEGIN I...