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How to get the primary IP address of the local machine on Linux and OS X? [closed]

...... You can alias the command in your .bashrc to create your own command called myip for instance. alias myip="ifconfig | sed -En 's/127.0.0.1//;s/.*inet (addr:)?(([0-9]*\.){3}[0-9]*).*/\2/p'" A much simpler way is hostname -I (hostname -i for older versions of hostname but see comments). However...
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Best way to split string into lines

... If it looks ugly, just remove the unnecessary ToCharArray call. If you want to split by either \n or \r, you've got two options: Use an array literal – but this will give you empty lines for Windows-style line endings \r\n: var result = text.Split(new [] { '\r', '\n' }); Use a...
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How can I check if a single character appears in a string?

... But there's always a loop behind that call because you can't find a symbol otherwise. – vava Feb 3 '09 at 6:25 5 ...
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Difference between static STATIC_URL and STATIC_ROOT on Django

...example.com/static/" now the command ./manage.py collectstatic will copy all the static files(ie in static folder in your apps, static files in all paths) to the directory /var/www/example.com/static/. now you only need to serve this directory on apache or nginx..etc. STATIC_URL The URL of w...
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Group query results by month and year in postgresql

...he "date" attribute. sum("Sales") as "Sales" : The SUM() function adds up all the "Sales" values, and supplies a case-sensitive alias, with the case sensitivity maintained by using double-quotes. group by 1,2 : The GROUP BY function must contain all columns from the SELECT list that are not part o...
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AutoMapper vs ValueInjecter [closed]

...ou that I did it because I wanted something simple and very flexible I really don't like writing much or writing lots of monkey code like: Prop1.Ignore, Prop2.Ignore etc. CreateMap<Foo,Bar>(); CreateMap<Tomato, Potato>(); etc. ValueInjecter is something like mozilla with it's plugin...
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Display date/time in user's locale format and time offset

...Also, this whole block could probably be made into an mktime function. // All very bare here for quick grasping. d = new Date(); d.setUTCFullYear(2004); d.setUTCMonth(1); d.setUTCDate(29); d.setUTCHours(2); d.setUTCMinutes(45); d.setUTCSeconds(26); console.log(d); /...
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Why aren't my breakpoints working?

... First of all, I agree 100% with the earlier folks that said turn OFF Load Symbols Lazily. I have two more things to add. (My first suggestion sounds obvious, but the first time someone suggested it to me, my reaction went along thes...
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Javascript: negative lookbehind equivalent?

... 79.0 ✔️ Node.js 6.0 behind a flag and 9.0 without a flag ✔️ Deno (all versions) ✔️ SpiderMonkey ✔️ Mozilla Firefox 78.0 ????️ JavaScriptCore: Apple is working on it ????️ Apple Safari ????️ iOS WebView (all browsers on iOS + iPadOS) ❌ Chakra: Microsoft was working on ...
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Convert Unicode to ASCII without errors in Python

...2018, using compressions like gzip has become quite popular (around 73% of all websites use it, including large sites like Google, YouTube, Yahoo, Wikipedia, Reddit, Stack Overflow and Stack Exchange Network sites). If you do a simple decode like in the original answer with a gzipped response, you'l...