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String formatting: % vs. .format vs. string literal
...icated in many ways. An annoying thing about % is also how it can either take a variable or a tuple. You'd think the following would always work:
"hi there %s" % name
yet, if name happens to be (1, 2, 3), it will throw a TypeError. To guarantee that it always prints, you'd need to do
"hi there %...
How to create a fixed-size array of objects
In Swift, I am trying to create an array of 64 SKSpriteNode. I want first to initialize it empty, then I would put Sprites in the first 16 cells, and the last 16 cells (simulating an chess game).
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Safe String to BigDecimal conversion
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Check out setParseBigDecimal in DecimalFormat. With this setter, parse will return a BigDecimal for you.
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Making a LinearLayout act like an Button
I have a LinearLayout that I've styled to look like a button , and it contains a few text/ImageView elements. I would like to make the whole LinearLayout act like a button , in particular to give it states that are defined in a so it has a different background when it is pressed.
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How to concatenate strings with padding in sqlite
... concatenate '0000423', then substr(result, -4, 4) for '0423'.
Update: Looks like there is no native implementation of "lpad" or "rpad" in SQLite, but you can follow along (basically what I proposed) here: http://verysimple.com/2010/01/12/sqlite-lpad-rpad-function/
-- the statement below is almost...
advantage of tap method in ruby
...og article and noticed that the author used tap in a snippet something like:
18 Answers
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How can I determine if a .NET assembly was built for x86 or x64?
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Look at System.Reflection.AssemblyName.GetAssemblyName(string assemblyFile)
You can examine assembly metadata from the returned AssemblyName instance:
Using PowerShell:
[36] C:\> [reflection.assemblyname]::GetAssemblyName...
JSON and XML comparison [closed]
I want to know which is faster: XML and JSON?
When to use which one ?
6 Answers
6
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How do I make an html link look like a button?
...T, some of my buttons just do redirects. I'd rather they were ordinary links, but I don't want my users to notice much difference in the appearance. I considered images wrapped by anchors, i.e. tags, but I don't want to have to fire up an image editor every time I change the text on a button.
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What is the difference between i++ and ++i?
I've seen them both being used in numerous pieces of C# code, and I'd like to know when to use i++ or ++i ( i being a number variable like int , float , double , etc). Anyone who knows this?
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