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Python append() vs. + operator on lists, why do these give different results?

...quences) by concatenating the element. The append-method however does literally what you ask: append the object on the right-hand side that you give it (the array or any other object), instead of taking its elements. An alternative Use extend() if you want to use a function that acts similar to the ...
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Is it possible to view RabbitMQ message contents directly from the command line?

...the specifics of management. http://www.rabbitmq.com/management.html Finally once set up you will need to follow the instructions below to install and use the rabbitmqadmin tool. Which can be used to fully interact with the system. http://www.rabbitmq.com/management-cli.html For example: rabbi...
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Scala best way of turning a Collection into a Map-by-key?

...unction seems to assume that I already have a tuple (m,s), which I don't really get – oxbow_lakes Mar 24 '09 at 22:33 2 ...
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How does the @property decorator work in Python?

...is just syntactic sugar; the syntax: @property def foo(self): return self._foo really means the same thing as def foo(self): return self._foo foo = property(foo) so foo the function is replaced by property(foo), which we saw above is a special object. Then when you use @foo.setter(), what you ...
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Should I use encodeURI or encodeURIComponent for encoding URLs?

... It depends on what you are actually wanting to do. encodeURI assumes that the input is a complete URI that might have some characters which need encoding in it. encodeURIComponent will encode everything with special meaning, so you use it for components ...
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What is causing “Unable to allocate memory for pool” in PHP?

I've occasionally run up against a server's memory allocation limit, particularly with a bloated application like Wordpress, but never encountered "Unable to allocate memory for pool" and having trouble tracking down any information. ...
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How to validate inputs dynamically created using ng-repeat, ng-show (angular)

... of today, it is not possible (without using a custom directive) to dynamically generate a name of an input. Indeed, checking input docs we can see that the name attribute accepts a string only. To solve the 'dynamic name' problem you need to create an inner form (see ng-form): <div ng-repeat="...
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The character encoding of the HTML document was not declared

...head: <meta charset="UTF-8"> the character encoding (which is actually UTF-8) of the html document was not declared share | improve this answer | follow ...
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Rails: Open link in new tab (with 'link_to')

... The target: :_blank parameter should be a parameter of link_to, whereas you put it in image_tag parameters. Modify your code like this: <%= link_to image_tag("facebook.png", class: :facebook_icon, alt: "Facebook"), "http://www.facebo...
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Why does javascript replace only first instance when using replace? [duplicate]

... You need to set the g flag to replace globally: date.replace(new RegExp("/", "g"), '') // or date.replace(/\//g, '') Otherwise only the first occurrence will be replaced. share | ...