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How to extract a floating number from a string [duplicate]

... [-+]? # optional sign ... (?: ... (?: \d* \. \d+ ) # .1 .12 .123 etc 9.1 etc 98.1 etc ... | ... (?: \d+ \.? ) # 1. 12. 123. etc 1 12 123 etc ... ) ... # followed by optional exponent part if desired ... (?: [Ee] [+-]? \d+ ) ? ... """ >>> rx = re...
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What does $1 [QSA,L] mean in my .htaccess file?

...th=\"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 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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How can I send large messages with Kafka (over 15MB)?

... only if the messages are huge in amount but not in size. Source: https://www.quora.com/How-do-I-send-Large-messages-80-MB-in-Kafka
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Can I multiply strings in Java to repeat sequences? [duplicate]

... Two ways comes to mind: int i = 3; String someNum = "123"; // Way 1: char[] zeroes1 = new char[i]; Arrays.fill(zeroes1, '0'); String newNum1 = someNum + new String(zeroes1); System.out.println(newNum1); // 123000 // Way 2: String zeroes2 = String.format("%0" + i + "d", 0); St...
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Flask-SQLAlchemy how to delete all rows in a single table

...th=\"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 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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grepping using the “|” alternative operator

...th=\"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 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Git - push current branch shortcut

...mand to set the remote tracking branch. git branch --set-upstream feature/123-sandbox-tests origin/feature/123-sandbox-tests Then you can simply use git push to push all the changes. For a more complete answer, please see the accepted answer to a similar question here. If you only want to push t...
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How to call a stored procedure from Java and JPA

...", so it is specific to Eclipselink implementation. I found it at "http://www.yenlo.nl/en/calling-oracle-stored-procedures-from-eclipselink-with-multiple-out-parameters". StoredProcedureCall storedProcedureCall = new StoredProcedureCall(); storedProcedureCall.setProcedureName("mypackage.myprocedur...
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How do you convert Html to plain text?

...fo: http://weblogs.asp.net/rosherove/archive/2003/05/13/6963.aspx http://www.google.com/search?hl=en&q=html+tag+stripping+&btnG=Search If you need the more complex behaviour of a CFG I would suggest using a third party tool, unfortunately I don't know of a good one to recommend. ...
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List all indexes on ElasticSearch server?

...td_1458925361399 1 6 0 0 1008b 144b green open qa-test123p_reports 1 6 3868280 25605 5.9gb 870.5mb green open qa-dan050216p_1462220967543 1 6 0 0 1008b 144b To get the 3rd column above (names of the indices): $ curl -s 'http://localhost:...