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Heroku “psql: FATAL: remaining connection slots are reserved for non-replication superuser connectio
I'm developing an app on Heroku with a Postgresql backend. Periodically, I get this error message when trying to access the database, both from the CLI and from loading a page on the server:
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Why do we copy then move?
I saw code somewhere in which someone decided to copy an object and subsequently move it to a data member of a class. This left me in confusion in that I thought the whole point of moving was to avoid copying. Here is the example:
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Apply CSS styles to an element depending on its child elements
Is it possible to define a CSS style for an element, that is only applied if the matching element contains a specific element (as the direct child item)?
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Modify file in place (same dest) using Gulp.js and a globbing pattern
I have a gulp task that is attempting to convert .scss files into .css files (using gulp-ruby-sass) and then place the resulting .css file into the same place it found the original file. The problem is, since I'm using a globbing pattern, I don't necessarily know where the original file is stored.
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How to create named and latest tag in Docker?
Supposed I have an image that I want to tag as 0.10.24 (in my case it's an image containing Node.js 0.10.24). I built that image using a Dockerfile and executing docker build and by providing a tag using the -t parameter.
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How do I convert datetime to ISO 8601 in PHP
How do I convert my time from 2010-12-30 23:21:46 to ISO 8601 date format? (-_-;)
6 Answers
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Inheritance and Overriding __init__ in python
I was reading 'Dive Into Python' and in the chapter on classes it gives this example:
5 Answers
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How do you use Mongoose without defining a schema?
...f Mongoose (for node.js) there was an option to use it without defining a schema
5 Answers
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Why do we use $rootScope.$broadcast in AngularJS?
Tried to find some basic information for AngularJS $rootScope.$broadcast , But the AngularJS documentation doesn't help much. In easy words why do we use this?
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specify project file of a solution using msbuild
I want the commandline for building a particular project of a solution using msbuild like we do with devenv.com.In devenv.com we can specify a project of a solution using following commandline
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