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Separating class code into a header and cpp file

... So this means that all files that include your header file will "see" the private members. If for example you want to publish a lib and its header, you have to show the private members of the class? – Gauthier ...
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Pull all commits from a branch, push specified commits to another

...nd. The problem with this commit is that git considers commits to include all history before them - thus, if you have three commits like so: A-----B-----C And try to get rid of B, you have to create an entirely new commit like so: A-----------C' Where C' has a different SHA-1 ID. Likewise, ch...
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]

...p the extreme aspect ratios, that are rarely seen at phone size or larger, all the other devices fit a range from 1.3333 to 1.7778, which conveniently matches the current iPhone/iPad ratios (considering all devices in portrait mode). Note that there are quite a few variations within that range, so i...
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How do I run only specific tests in Rspec?

...onfiguration option treat_symbols_as_metadata_keys_with_true_values, which allows you to do: describe "Awesome feature", :awesome do where :awesome is treated as if it were :awesome => true. Also see this answer for how to configure RSpec to automatically run 'focused' tests. This works especi...
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Is optimisation level -O3 dangerous in g++?

...n undefined behavior, due to relying more strictly on the rules, and especially corner cases, of the language(s). As a personal note, I am running production software in the financial sector for many years now with -O3 and have not yet encountered a bug that would not have been there if I would hav...
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Removing all empty elements from a hash / YAML?

How would I go about removing all empty elements (empty list items) from a nested Hash or YAML file? 20 Answers ...
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List goals/targets in GNU make that contain variables in their definition

...utput from make -pn (i.e. make --print-data-base --dry-run)? It prints out all the variables, rules, implicit rules and which commands will be run in laborious detail. share | improve this answer ...
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Rails ActiveRecord date between

... I would personally created a scope to make it more readable and re-usable: In you Comment.rb, you can define a scope: scope :created_between, lambda {|start_date, end_date| where("created_at >= ? AND created_at <= ?", start_date, e...
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Responsive image map

...ponsive image maps you will need to use a plugin: https://github.com/stowball/jQuery-rwdImageMaps (No longer maintained) Or https://github.com/davidjbradshaw/imagemap-resizer No major browsers understand percentage coordinates correctly, and all interpret percentage coordinates as pixel c...
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Git - What is the difference between push.default “matching” and “simple”

... git push can push all branches or a single one dependent on this configuration: Push all branches git config --global push.default matching It will push all the branches to the remote branch and would merge them. If you don't want to push all...