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Using Emacs to recursively find and replace in text files not already open
As a follow-up to this question , it's trying to find out how to do something like this which should be easy, that especially stops me from getting more used to using Emacs and instead starting up the editor I'm already familiar with. I use the example here fairly often in editing multiple files.
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What does character set and collation mean exactly?
I can read the MySQL documentation and it's pretty clear. But, how does one decide which character set to use? On what data does collation have an effect?
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Is there any way to prevent input type=“number” getting negative values?
I want to get only positive values, is there any way to prevent it using only html
Please don't suggest validation method
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Text vertical alignment in WPF TextBlock
...ignment to the text inside a TextBlock? I found TextAlignment property but it is for horizontal text alignment. How do I do it for vertical text alignment?
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Split a string at uppercase letters
What is the pythonic way to split a string before the occurrences of a given set of characters?
16 Answers
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Functional, Declarative, and Imperative Programming [closed]
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At the time of writing this, the top voted answers on this page are imprecise and muddled on the declarative vs. imperative definition, including the answer that quotes Wikipedia. Some answers are conflating the terms in different ways.
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clang: how to list supported target architectures?
...ly iphone/android targets. But I just want to know more about clang, since it feels to play important role in the years to come.
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How to make a vertical line in HTML
...the markup where you want the line to appear to next, and use CSS to style it:
.verticalLine {
border-left: thick solid #ff0000;
}
<div class="verticalLine">
some other content
</div>
share
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git reset --hard HEAD leaves untracked files behind
When I run git reset --hard HEAD , it's supposed to reset to a pristine version of what you pulled, as I understand it. Unfortunately, it leaves files lying around, as a git status shows a big list of untracked files.
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Assert an object is a specific type
Is it possible in JUnit to assert an object is an instance of a class? For various reasons I have an object in my test that I want to check the type of. Is it a type of Object1 or a type of Object2?
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