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What is the use of hashCode in Java?

...e), then it uses the equals() method to evaluate if the objects are equal, and then decide if contains() is true or false, or decide if element could be added in the set or not. share | improve this...
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What does template mean?

...the Factorial<0> template would have static constexpr int value = 1, and template <int N> struct Factorial can have static constexpr int value = N * Factorial<N - 1>::value; – bobobobo Aug 7 '17 at 22:08 ...
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Where is the list of predefined Maven properties

... mvn help:effective-pom stands as a great tool for discovering properties available. maven.apache.org/plugins/maven-help-plugin/… – Peter Kahn Jul 4 '16 at 15:01 ...
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How can I display a list view in an Android Alert Dialog?

In an Android application, I want to display a custom list view in an AlertDialog. 11 Answers ...
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Can you use Microsoft Entity Framework with Oracle? [closed]

...erly OraDirect .NET) now provides support for Entity Framework v4 Release Candidate devart.com/blogs/dotconnect/?p=2062 – Devart Apr 2 '10 at 11:16 ...
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Eclipse jump to closing brace

... Place the cursor next to an opening or closing brace and punch Ctrl + Shift + P to find the matching brace. If Eclipse can't find one you'll get a "No matching bracket found" message. edit: as mentioned by Romaintaz below, you can also get Eclipse to auto-select all of the cod...
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How to clone a Date object?

...Time()), because JS will try to call date.valueOf() when it need a number, and date.valueOf() is same as date.getTime(), reference Date.valueOf Object.valueOf – Steely Wing Sep 27 '13 at 7:41 ...
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?

...ed in favor of the value from the form’s initial data. With Django 1.8 and earlier, to disable entry on the widget and prevent malicious POST hacks you must scrub the input in addition to setting the readonly attribute on the form field: class ItemForm(ModelForm): def __init__(self, *args, ...
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How to quickly check if folder is empty (.NET)?

...s. I know, that there is a simple method. We get array of FileSystemInfo's and check if count of elements equals to zero. Something like that: ...
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How to enable PHP's openssl extension to install Composer?

... It is possible that WAMP and Composer are using different PHP installations. Composer will use the PHP set in the PATH environment variable. If you want to enable the openssl extension to install Composer, first you need to check the location of th...