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How do Trigonometric functions work?
...angles between 0 and 45 degrees, you can bootstrap your way to calculating all trig functions for all angles.
Once you've reduced your argument, most chips use a CORDIC algorithm to compute the sines and cosines. You may hear people say that computers use Taylor series. That sounds reasonable, but...
Removing MySQL 5.7 Completely [closed]
I am trying to uninstall mysql from my ubuntu 12.04 completely. But not able to.
3 Answers
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Function overloading by return type?
Why don't more mainstream statically typed languages support function/method overloading by return type? I can't think of any that do. It seems no less useful or reasonable than supporting overload by parameter type. How come it's so much less popular?
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jQuery’s .bind() vs. .on()
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Internally, .bind maps directly to .on in the current version of jQuery. (The same goes for .live.) So there is a tiny but practically insignificant performance hit if you use .bind instead.
However, .bind may be removed from futu...
Doing a cleanup action just before Node.js exits
...rocess.on('exit') and in any other case(SIGINT or unhandled exception) to call process.exit()
process.stdin.resume();//so the program will not close instantly
function exitHandler(options, exitCode) {
if (options.cleanup) console.log('clean');
if (exitCode || exitCode === 0) console.log(ex...
Git mergetool generates unwanted .orig files
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Note that if you're manually editing your .gitconfig, you want the keepBackup = false under [mergetool], not under [mergetool "BeyondCompare4"] or whatever visual merge tool you have configured.
– TrueWill
Sep ...
handle textview link click in my android app
...I simply let my target activity listen to ACTION_VIEW intents, and specifically, those with the scheme com.package.name
<intent-filter>
<category android:name="android.intent.category.DEFAULT" />
<action android:name="android.intent.action.VIEW" />
<data android:sch...
Good or bad practice for Dialogs in wpf with MVVM?
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What if instead of using services, one uses a sort of Callback to facilitate interaction with the ViewModel and the View? For example, View executes a Command in the ViewModel, then when all is said and done, the ViewModel fires a Callback for the View to display the results of t...
Disable XML validation in Eclipse
...o have changed in newer versions of Eclipse - at least my Eclipse Mars installation doesn't have an "XML Schema Validator" entry. Instead, the context menu of the project lists every validation under "validation", as described in the answer of kevinarpe.
– Stephan Rauh
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Verify a certificate chain using openssl verify
...ing the first part of the post Greg references (the second part is specifically about pyOpenSSL and not relevant to this question).
In case the post goes away I'll quote the important paragraphs:
Unfortunately, an "intermediate" cert that is actually a root / self-signed
will be treated as a ...