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Why do we need private subnet in VPC?
...re previously, the common solution was an EC2 instance on a public subnet within the VPC, functioning as a "NAT instance," providing network address translation (technically, port address translation) for instances in other, private subnets, allowing those machines to use the NAT instance's public I...
java.util.Date vs java.sql.Date
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Congratulations, you've hit my favorite pet peeve with JDBC: Date class handling.
Basically databases usually support at least three forms of datetime fields which are date, time and timestamp. Each of these have a corresponding class in JDBC and ea...
Why should I use version control? [closed]
I was reading a blog where the writer said this
20 Answers
20
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Is there a way to style a TextView to uppercase all of its letters?
...sign a xml attribute or style to a TextView that will make whatever text it has in ALL CAPITAL LETTERS.
7 Answers
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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
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The
(condition) ? /* value to return if condition is true */
: /* value to return if condition is false */ ;
syntax is not a "shorthand if" operator (the ? is called the conditional operator) because you cannot execute ...
Transitions on the CSS display property
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You can concatenate two transitions or more, and visibility is what comes handy this time.
div {
border: 1px solid #eee;
}
div > ul {
visibility: hidden;
opacity: 0;
transition: visibility 0s, opacity 0.5s linear;
}
div:hover >...
Why must a lambda expression be cast when supplied as a plain Delegate parameter
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A lambda expression can either be converted to a delegate type or an expression tree - but it has to know which delegate type. Just knowing the signature isn't enough. For instance, suppose I have:
public delegate void Action1();
public delegate voi...
How to send objects through bundle
I need to pass a reference to the class that does the majority of my processing through a bundle.
11 Answers
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SQL Client for Mac OS X that works with MS SQL Server [closed]
...nect to a remote SQL server using Mac OS X? I don't really need a GUI, but it would be nice to have for the color coding and resultset grid. I'd rather not have to use a VM.
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What to do Regular expression pattern doesn't match anywhere in string?
...ause you are NOT trying to match balanced tags-- THAT would be impossible with regex! But you are only matching what's in one tag, and that's perfectly regular.
Here's the problem, though. You can't do it with just one regex... you need to do one match to capture an <input> tag, then do furth...