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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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Call ASP.NET function from JavaScript?

... Page.ClientID %>'; __doPostBack(pageId, argumentString); This will call the 'RaisePostBackEvent' method in your code file with the 'eventArgument' as the 'argumentString' you passed from the JavaScript. Now, you can call any other event you like. P.S: That is 'underscore-underscore-doPostBac...
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Real differences between “java -server” and “java -client”?

... This is really linked to HotSpot and the default option values (Java HotSpot VM Options) which differ between client and server configuration. From Chapter 2 of the whitepaper (The Java HotSpot Performance Engine Architecture): The JD...
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Clone Object without reference javascript [duplicate]

... This is really very good reply. I got the exact solution for my problem. Thanks. – Sumit Tawal Jul 10 '15 at 12:26 ...
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Confused about __str__ on list in Python [duplicate]

Coming from a Java background, I understand that __str__ is something like a Python version of toString (while I do realize that Python is the older language). ...
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C# “internal” access modifier when doing unit testing

... This should really be the accepted answer. I don't know about you guys, but when the tests are "too far" from the code they're testing I tend to get nervous. I'm all for avoiding to test anything marked as private, but too many private thi...
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ruby send method passing multiple parameters

... send("i_take_multiple_arguments", *[25.0,26.0]) #Where star is the "splat" operator or send(:i_take_multiple_arguments, 25.0, 26.0) share | ...
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Accessing a Dictionary.Keys Key through a numeric index

... For some the order is not relevant - just the fact that you went through all the keys. – Royi Mindel Dec 7 '16 at 9:15  |  show 2 more comme...
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What is the (function() { } )() construct in JavaScript?

...tion expression. Then look at the last pair (function(){})();, this is normally added to an expression to call a function; in this case, our prior expression. This pattern is often used when trying to avoid polluting the global namespace, because all the variables used inside the IIFE (like in any ...
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How to link C++ program with Boost using CMake

... In CMake you could use find_package to find libraries you need. There usually is a FindBoost.cmake along with your CMake installation. As far as I remember, it will be installed to /usr/share/cmake/Modules/ along with other find-scripts for common libraries. You could just check the documentation...