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Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterward

... I'm now using Oracle with Java. Here my point of view : You should close ResultSet and Statement explicitly because Oracle has problems previously with keeping the cursors open even after closing the connection. If you don't clo...
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What's Alternative to Singleton

...h as Spring or Guice? (I believe Spring also is available for .NET as well now). That way, the framework can hold a single copy of the configuration objects, and your beans (services, DAOs, whatever) don't have to worry about looking it up. This is the approach I usually take! ...
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Email Address Validation in Android on EditText [duplicate]

...([a-zA-Z]+[\\w-]+\\.)+[a-zA-Z]{2,4})$").matcher(email).matches(); } Now check with String of EditText: if(isValidEmailId(edtEmailId.getText().toString().trim())){ Toast.makeText(getApplicationContext(), "Valid Email Address.", Toast.LENGTH_SHORT).show(); }else{ Toast.makeText(get...
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How do I save a String to a text file using Java?

... The function is now deprecated, you should add the default charset --> FileUtils.writeStringToFile(new File("test.txt"), "Hello File", forName("UTF-8")); – Paul Fournel Nov 9 '17 at 8:10 ...
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How can I parse a YAML file in Python

... My output of €on Windows is €. Anybody know the reason? – Cloud Cho Aug 8 '19 at 21:26 ...
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Run batch file as a Windows service

... do you know if there is a way to give nssm all the necessary args at input to avoid the popup data entry -- i am trying to automate the process ? – amphibient Dec 22 '17 at 22:17 ...
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Where am I? - Get country

An android mobile actually does know quite well where it is - but is there a way of retrieving the country by something like a country code? ...
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Pickle or json?

... cPickle's latest protocol is now faster than JSON. The up-voted comment about JSON being faster is outdated by a few years. stackoverflow.com/a/39607169/1007353 – JDiMatteo Sep 22 '16 at 1:34 ...
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How do you share constants in NodeJS modules?

... I'm sorry to do this, but -1 for knowing better but not providing an alternative (better) solution; (re: "But really, you shouldn't do that. Keeping things properly encapsulated is a good thing.") – Thank you Aug 18 '13 ...
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How to quit android application programmatically

... Do you know if there is another solution on API 14? Thanks – Script Kitty Nov 29 '15 at 23:15 2 ...