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Error while installing json gem 'mkmf.rb can't find header files for ruby'
For context, it on a remote server which has a firewall. I'm setting up my environment through a proxy. I have ruby 1.8.7 . When I try to gem install..
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Search for all files in project containing the text 'querystring' in Eclipse
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Do git tags get pushed as well?
... with a remote repository somebody has published, which means:
the set of tags that exist there are all the publisher wanted people to see, and
not only you but other people will also see the same tags.
In other words, tags in repositories you fetch from are designed to be public...
Why does this assert throw a format exception when comparing structures?
...ase()
{ Width = width; Height = height; }
public int Width { get; set; }
public int Height { get; set; }
}
[TestMethod]
public void TestMethod1()
{
var test1 = new MyClass(0, 0);
var test2 = new MyClass(1, 1);
Assert.AreEqual(test1, test2, "Show me A [{0}] and B [{1}]", tes...
Is “else if” a single keyword?
I am new to C++. I often see conditional statement like below:
8 Answers
8
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Open two instances of a file in a single Visual Studio session
...sic
Find the value Single Code Window Only and do one of the following:
Set it to 0
Rename the value
Delete the value (use caution!)
This will enable the "New Window" menu item, but it may still not be visible in the menu.
Adding Menu Item
To actually see the New Window menu item I had to ...
What is the difference between Normalize.css and Reset CSS?
I know what CSS Reset is, but recently I heard about this new thing called Normalize.css
9 Answers
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mongoDB/mongoose: unique if not null
... of ensuring unique values but allowing multiple docs without the field by setting the sparse option to true when defining the index. As in:
email : {type: String, trim: true, index: true, unique: true, sparse: true}
Or in the shell:
db.users.ensureIndex({email: 1}, {unique: true, sparse: true}...
Bash foreach loop
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Add column to SQL Server
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