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How to extract a substring using regex

...n = Pattern.compile("'(.*?)'"); Matcher matcher = pattern.matcher(mydata); if (matcher.find()) { System.out.println(matcher.group(1)); } Result: the data i want share | improve this answer ...
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How can I represent an infinite number in Python?

... I don't know exactly what you are doing, but float("inf") gives you a float Infinity, which is greater than any other number. share | ...
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Increasing the maximum number of TCP/IP connections in Linux

...n's capability, bump it up from default 128 to something like 128 to 1024. Now you can take advantage of this increase by modifying the listen backlog variable in your application's listen call, to an equal or higher integer. sysctl net.core.somaxconn=1024 txqueuelen parameter of your ethernet ca...
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What is the motivation for bringing Symbols to ES6?

As you may know they are planning to include new Symbol primitive type in ECMAScript 6 (not to mention some other crazy stuff). I always thought that the :symbol notion in Ruby is needless; we could easily use plain strings instead, like we do in JavaScript. And now they decide to complicate thi...
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Maven Install on Mac OS X

... OS X prior to Mavericks (10.9) actually comes with Maven 3 built in. If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it. Assuming qualifications are met, run mvn -version and see some output like this: Apache Maven 3....
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Strip spaces/tabs/newlines - python

... Use str.split([sep[, maxsplit]]) with no sep or sep=None: From docs: If sep is not specified or is None, a different splitting algorithm is applied: runs of consecutive whitespace are regarded as a single separator, and the result will contain no empty strings at the start or end if the ...
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How to repeat a “block” in a django template

...nd this seems like a good approach. thanks. – thebiglife Sep 27 '09 at 19:17 1 This approach is e...
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How to read the database table name of a Model instance?

... If you would like to, create a property method to return it... @property def table_name(self): return self._meta.db_table – Jcc.Sanabria Sep 12 '18 at 23:16 ...
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SQL Server Regular expressions in T-SQL

...racters. _ Any single character. [ ] Any single character within the specified range (for example, [a-f]) or set (for example, [abcdef]). [^] Any single character not within the specified range (for example, [^a - f]) or set (for example, [^abcdef]). ...
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CMake: How to build external projects and include their targets

...}/include" "${gmock_SOURCE_DIR}/include") endif() # Now simply link your own targets against gtest, gmock, # etc. as appropriate However it does seem quite hacky. I'd like to propose an alternative solution - use Git submodules. cd MyProject/dependencies/gtest git submodule...