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How can I rollback a github repository to a specific commit?
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FYI "REPOSITORY_NAME" will be something like https:/me@github.com/me/repo_name.git
– tim
Feb 2 '16 at 17:17
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Spring @PostConstruct vs. init-method attribute
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Full code here: https://github.com/wkaczurba/so8519187 (spring-boot)
Using annotations:
@Slf4j
@Component
public class MyComponent implements InitializingBean {
@Value("${mycomponent.value:Magic}")
public String value;
public...
Installing in Homebrew errors
...wn will not work:
sudo chown -R $(whoami) $(brew --prefix)/*
Link:
https://github.com/Homebrew/brew/issues/3228
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Android and XMPP: Currently available solutions [closed]
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Use qsmack for android
https://code.google.com/p/qsmack/downloads/list
Its the latest build for Android
I have worked on one to one chat, group chat, video transfer, audio transfer, last seen, change registration number... almost complete whats a...
How to enable zoom controls and pinch zoom in a WebView?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I install an R package from source?
...ompilation or b) the needed system tools for compilation are present. See: https://cran.r-project.org/bin/macosx/tools/
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Is it possible to use Visual Studio on macOS?
...Studio for Mac, which Microsoft launched in November.
Read about it here: https://msdn.microsoft.com/magazine/mt790182
Download a preview version here: https://www.visualstudio.com/vs/visual-studio-mac/
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Create Django model or update if exists
...ase refer to @Zags excellent answer
Django already has a get_or_create, https://docs.djangoproject.com/en/dev/ref/models/querysets/#get-or-create
For you it could be :
id = 'some identifier'
person, created = Person.objects.get_or_create(identifier=id)
if created:
# means you have created a...
How to detect my browser version and operating system using JavaScript?
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There is a library for this purpose: https://github.com/bestiejs/platform.js#readme
Then you can use it this way
// example 1
platform.os; // 'Windows Server 2008 R2 / 7 x64'
// example 2 on an iPad
platform.os; // 'iOS 5.0'
// you can also access on the bro...
What is the meaning of “$” sign in JavaScript
... Code in which we know exactly what the meaning of $ is
} (jQuery));
Ref:https://api.jquery.com/jquery.noconflict/
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