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Java optional parameters
How do I use optional parameters in Java? What specification supports optional parameters?
17 Answers
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Formatting a number with leading zeros in PHP [duplicate]
I have a variable which contains the value 1234567 .
12 Answers
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How to toggle a value in Python
What is the most efficient way to toggle between 0 and 1 ?
17 Answers
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Why do I need to do `--set-upstream` all the time?
I create a new branch in Git:
21 Answers
21
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What is the best way to profile javascript execution? [closed]
Is there a good profiler for javascript? I know that firebug has some support for profiling code. But I want to determine stats on a longer scale.
Imagine you are building a lot of javascript code and you want to determine what are actually the bottlenecks in the code. At first I want to see profil...
What is the reason behind cbegin/cend?
I wonder why cbegin and cend were introduced in C++11?
7 Answers
7
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How can I get the current date and time in UTC or GMT in Java?
When I create a new Date object, it is initialized to the current time but in the local timezone. How can I get the current date and time in GMT?
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What is LDAP used for?
I know that LDAP is used to provide some information and to help facilitate authorization.
16 Answers
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How do you test functions and closures for equality?
The book says that "functions and closures are reference types". So, how do you find out if the references are equal? == and === don't work.
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How to execute XPath one-liners from shell?
Is there a package out there, for Ubuntu and/or CentOS, that has a command-line tool that can execute an XPath one-liner like foo //element@attribute filename.xml or foo //element@attribute < filename.xml and return the results line by line?
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