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PHP 5.4 Call-time pass-by-reference - Easy fix available?
Is there any way to easily fix this issue or do I really need to rewrite all the legacy code?
3 Answers
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Public Fields versus Automatic Properties
...tect encapsulation by making getter and setter methods (properties in C#) for class fields, instead of exposing the fields to the outside world.
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How do I make a column unique and index it in a Ruby on Rails migration?
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The short answer for old versions of Rails (see other answers for Rails 4+):
add_index :table_name, :column_name, unique: true
To index multiple columns together, you pass an array of column names instead of a single column name...
How do I fix certificate errors when running wget on an HTTPS URL in Cygwin?
For example, running wget https://www.dropbox.com results in the following errors:
9 Answers
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Convert Int to String in Swift
I'm trying to work out how to cast an Int into a String in Swift.
22 Answers
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Why does Ruby have both private and protected methods?
Before I read this article , I thought access control in Ruby worked like this:
7 Answers
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How do I write a correct micro-benchmark in Java?
How do you write (and run) a correct micro-benchmark in Java?
11 Answers
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jQuery - Get Width of Element when Not Visible (Display: None)
...width() returns 0. Makes sense, but I need to get the width of a table in order to set the width of the parent before I show the parent.
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What is a classpath and how do I set it?
...writing by putting something like this at the top of your source file:
import org.javaguy.coolframework.MyClass;
Or sometimes you 'bulk import' stuff by saying:
import org.javaguy.coolframework.*;
So later in your program when you say:
MyClass mine = new MyClass();
The Java Virtual Machine ...
Can you Run Xcode in Linux?
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The low-level toolchain for Xcode (the gcc compiler family, the gdb debugger, etc.) is all open source and common to Unix and Linux platforms. But the IDE--the editor, project management, indexing, navigation, build system, graphical debugger, visua...