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Vagrant error: NFS is reporting that your exports file is invalid
...rtualBox and Vagrant noted in Discourse as Your First Rails App:
Vagrant 1.1.2
VirtualBox 4.2.10
I was having the same issue on Mac (OS X 10.9 (Mavericks)), but rolling back to these versions seemed to fix it for me.
sh...
Jquery to change form action
...nd two different pages have to be called when they are clicked. when button1 is clicked then page1 must be loaded and when button2 is clicked then page2 must be loaded. i know how to do this in javascript but i have no clue about how to do this in jquery.Can any one help me?
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Assigning default value while creating migration file
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167
Default migration generator does not handle default values (column modifiers are supported but...
How to prevent text in a table cell from wrapping
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edited Jan 31 '14 at 10:18
Jeroen
50.2k2727 gold badges161161 silver badges258258 bronze badges
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unable to copy/paste in mingw shell
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215
Right-click on the title bar of the command window and select 'Properties', then on the 'Option...
Should I be concerned about excess, non-running, Docker containers?
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answered Jun 10 '13 at 13:21
Ken CochraneKen Cochrane
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How to use PyCharm to debug Scrapy projects
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10 Answers
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Java switch statement: Constant expression required, but it IS constant
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13 Answers
13
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Creating an array of objects in Java
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A[] a = new A[4];
...creates 4 A references, similar to doing this:
A a1;
A a2;
A a3;
A a4;
Now you couldn't do a1.someMethod() without allocating a1 like this:
a1 = new A();
Similarly, with the array you need to do this:
a[0] = new A();
...before using it.
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Member initialization while using delegated constructor
I've started trying out the C++11 standard and i found this question which describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
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