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How much is the overhead of smart pointers compared to normal pointers in C++?

...e, and soon shared_ptrs become the default memory management technique. So now you have repeated 1-3% abstraction penalties which are taken over and over again. – Nathan Doromal Nov 27 '19 at 14:53 ...
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How to update a record using sequelize for node?

... (project) { project.update({ title: 'a very different title now' }) .success(function () {}) } }) share | improve this answer | follow ...
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Why does one use dependency injection?

.... So step 1 in your code is that you do: ICanLog logger = new Logger(); Now the type inference doesn't change type any more, you always have one single interface to develop against. The next step is that you do not want to have new Logger() over and over again. So you put the reliability to creat...
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Git push existing repo to a new and different remote repo server?

...upstream git remote add origin URL_TO_GITHUB_REPO git push origin master Now you can work with it just like any other github repo. To pull in patches from upstream, simply run git pull upstream master && git push origin master. ...
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How can I add additional PHP versions to MAMP

...s meant adding an "X" to my /Applications/MAMP/bin/php/php5.4.10_X folder. Now 5.2.17 and 5.3.20 show up in the mamp prefs. Done! Edit - if the PHP version you require isn't in the PHP folder, you can download the version you require from http://www.mamp.info/en/downloads/ Edit - MAMP don't seem ...
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How can I respond to the width of an auto-sized DOM element in React?

...olution is to use a library for this like react-measure. Update: there is now a custom hook for resize detection (which I have not tried personally): react-resize-aware. Being a custom hook, it looks more convenient to use than react-measure. import * as React from 'react' import Measure from 're...
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Checking out Git tag leads to “detached HEAD state”

..., a commit, a date specifier, an ordinal specifier or many other things. Now a branch is just like a tag but is movable. When you are "on" a branch and make a commit, the branch is moved to the new commit you made indicating it's current position. Your HEAD is pointer to a branch which is consid...
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How to use android emulator for testing bluetooth application?

... adapter to 'Bridged'. · Start the VM and select 'Live CD VESA' at boot. Now you need to find out the IP of this VM. Go to terminal in VM (use Alt+F1 & Alt+F7 to toggle) and use the netcfg command to find this. Now you need open a command prompt and go to your android install folder (on host)...
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Call An Asynchronous Javascript Function Synchronously

...urts every fiber of my being, but reality and ideals often do not mesh. I know this sucks. 8 Answers ...
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How to add one day to a date? [duplicate]

... as java.util.Date, java.util.Calendar, and java.text.SimpleDateFormat are now legacy, supplanted by the java.time classes built into Java 8 and later. And the Joda-Time project is now in maintenance mode, with the team advising migration to the java.time classes. – Basil Bourq...