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Android: Generate random color on click?

I have an ImageView , in which I am programmaticly creating drawables and presenting them to the user. My goal is to click on said ImageView and change the drawable's color. ...
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Remove all child elements of a DOM node in JavaScript

... will be faster than innerHTML as browsers won't invoke their HTML parsers and will instead immediately replace all children of the element with a single #text node. doFoo.onclick = () => { const myNode = document.getElementById("foo"); myNode.textContent = ''; } <div id='foo' st...
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Overloading Macro on Number of Arguments

I have two macros FOO2 and FOO3 : 8 Answers 8 ...
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Maven-like dependency management for C++? [closed]

...ect that is split in several subprojects. The subproject all produce a DLL and different teams of developers work on each of the subproject. Now if I want to build the main project, is there a way to avoid having to build all the subprojects by myself? ...
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A reference to the dll could not be added

... The following worked for me: Short answer Run the following via command line (cmd): TlbImp.exe cvextern.dll //where cvextern.dll is your dll you want to fix. And a valid dll will be created for you. Longer answer Open cmd Find TlbImp.exe. Probably located in C:\Program Files (x86...
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PG::ConnectionBad - could not connect to server: Connection refused

... was started (even though it isn't running, it just didn't get to shutdown and delete the PID). To fix it remove/rename the PID file. Find the postgres data directory. On macOS using homebrew it is in /usr/local/var/postgres/, or /usr/local/var/log/ other systems it might be /usr/var/postgres/. T...
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What is SELF JOIN and when would you use it? [duplicate]

What is self join and when would you use it? I don't understand self joins so a layman explanation with an example would be great. ...
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Go to back directory browsing after opening file in vim

...ory browsing in vim, I can open a file by moving the cursor to a file name and pressing Enter . 7 Answers ...
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Servlet for serving static content

I deploy a webapp on two different containers (Tomcat and Jetty), but their default servlets for serving the static content have a different way of handling the URL structure I want to use ( details ). ...
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How to properly exit a C# application?

... Application.Exit Informs all message pumps that they must terminate, and then closes all application windows after the messages have been processed. This is the code to use if you are have called Application.Run (WinForms applications), this method stops all running message loops on all thread...