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How to convert an int array to String with toString method in Java [duplicate]
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@Sbodd - I came up with an example based on an ArrayList and posted the answer. It was specific to a problem I needed to solve for an app I'm porting, but might save someone some time.
– clearlight
Sep 24 '15 at 1:48
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How do I find the caller of a method using stacktrace or reflection?
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A StackTraceElement has getClassName(), getFileName(), getLineNumber() and getMethodName().
You will have to experiment to determine which index you want
(probably stackTraceElements[1] or [2]).
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Track the time a command takes in UNIX/LINUX?
In UNIX/LINUX, is there an easy way to track the time a command takes?
3 Answers
3
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Extract part of a regex match
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Use ( ) in regexp and group(1) in python to retrieve the captured string (re.search will return None if it doesn't find the result, so don't use group() directly):
title_search = re.search('<title>(.*)</title>', html, re.IGNORECAS...
Extending the User model with custom fields in Django
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The least painful and indeed Django-recommended way of doing this is through a OneToOneField(User) property.
Extending the existing User model
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If you wish to store information related to User, you can use a one-to-one relationship to a mo...
How can I select multiple columns from a subquery (in SQL Server) that should have one record (selec
...es from the row with the highest value for Foo (rather than the max of Foo and the max of Foo2 - which is NOT the same thing) then the following will usually work better than a subquery:
SELECT
A.SalesOrderID,
A.OrderDate,
B1.Foo,
B1.Foo2
FROM
A
LEFT OUTER JOIN B AS B1 ON
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What's the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
...in all browsers, but they are partially or fully supported in Node v. 4.0+ and in most modern browsers in use as of 2018. (I’ve included a partial list of supporting browsers below).
You can read more in the Mozilla documentation on arrow functions.
From the Mozilla documentation:
An arrow functi...
Converting Secret Key into a String and Vice Versa
I am generating a key and need to store it in DB, so I convert it into a String, but to get back the key from the String. What are the possible ways of accomplishing this?
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Script Tag - async & defer
...tributes async & defer for the <script> tag which to my understanding only work in HTML5 browsers.
8 Answers
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How can you profile a Python script?
Project Euler and other coding contests often have a maximum time to run or people boast of how fast their particular solution runs. With Python, sometimes the approaches are somewhat kludgey - i.e., adding timing code to __main__ .
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