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How do i put a border on my grid in WPF?
...rder completely fill your control is that, by default, it's HorizontalAlignment and VerticalAlignment are set to Stretch. Try the following:
<Grid>
<Border HorizontalAlignment="Left" VerticalAlignment="Top" BorderBrush="Black" BorderThickness="2">
<Grid Height="166" Ho...
R programming: How do I get Euler's number?
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Hyphen, underscore, or camelCase as word delimiter in URIs?
...or an intranet app. I realize it's a pretty small concern in the grand scheme of things, but: should I use hyphens, underscores, or camelCase to delimit words in the URIs?
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Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...ask the system catalog pg_database - accessible from any database in the same database cluster. The tricky part is that CREATE DATABASE can only be executed as a single statement. The manual:
CREATE DATABASE cannot be executed inside a transaction block.
So it cannot be run directly inside a funct...
Android - Handle “Enter” in an EditText
...a way to handle the user pressing Enter while typing in an EditText , something like the onSubmit HTML event.
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Can I use assert on Android devices?
...want to use the Assert keyword in my android apps to destroy my app in some cases on the emulator, or my device during testing. Is this possible?
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How to get a complete list of ticker symbols from Yahoo Finance? [closed]
I've googled endlessly for a method of getting a complete (and daily updated) list of all Yahoo ticker symbols available through http://finance.yahoo.com
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How do you manually execute SQL commands in Ruby On Rails using NuoDB
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The working command I'm using to execute custom SQL statements is:
results = ActiveRecord::Base.connection.execute("foo")
with "foo" being the sql statement( i.e. "SELECT * FROM table").
This command will return a set of values as a hash and put them into the results variable.
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When to create a new app (with startapp) in Django?
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James Bennett has a wonderful set of slides on how to organize reusable apps in Django.
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Why do x86-64 systems have only a 48 bit virtual address space?
...s a lot. You're not going to see a system which needs more than that any time soon.
So CPU manufacturers took a shortcut. They use an instruction set which allows a full 64-bit address space, but current CPUs just only use the lower 48 bits. The alternative was wasting transistors on handling a big...