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How can I copy the content of a branch to a new local branch?
...hed the changes to remote. I want to revert the changes on that branch and do something else on it, but I don't want to lose the work completely. I was thinking of something like create a new branch locally and copy the old branch there, then I can revert the changes and continue working on the old ...
Why should I not include cpp files and instead use a header?
...parating your source files in the first place.
Essentially, what #include does is tell the preprocessor to take the entire file you've specified, and copy it into your active file before the compiler gets its hands on it. So when you include all the source files in your project together, there is ...
What does the PHP error message “Notice: Use of undefined constant” mean?
...ooking for constants called department, name, email, message, etc. When it doesn't find such a constant, PHP (bizarrely) interprets it as a string ('department', etc). Obviously, this can easily break if you do defined such a constant later (though it's bad style to have lower-case constants).
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How do I pass command-line arguments to a WinForms application?
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@docesam That helped me a lot, thanks! Was wondering why it kept trying to load the program itself as text.
– Kaitlyn
Aug 29 '15 at 5:01
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Lambda function in list comprehensions
...ne creates a single lambda function and calls it ten times.
The second one doesn't call the function. It creates 10 different lambda functions. It puts all of those in a list. To make it equivalent to the first you need:
[(lambda x: x*x)(x) for x in range(10)]
Or better yet:
[x*x for x in range(10)...
demystify Flask app.secret_key
...o produce a new, valid signature.
Flask uses the itsdangerous library to do all the hard work; sessions use the itsdangerous.URLSafeTimedSerializer class with a customized JSON serializer.
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How can I have lowercase routes in ASP.NET MVC?
...ex", id = UrlParameter.Optional }
);
}
Also assuming you are doing this for SEO reasons you want to redirect incoming urls to lowercase (as said in many of the links off this article).
protected void Application_BeginRequest(object sender, EventArgs e)
{
//You don't want to redirect...
Rails 3: Get Random Record
So, I've found several examples for finding a random record in Rails 2 -- the preferred method seems to be:
14 Answers
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How to remove an HTML element using Javascript?
.../>
</form>
JavaScript:
function removeDummy() {
var elem = document.getElementById('dummy');
elem.parentNode.removeChild(elem);
return false;
}
But you don't need (or want) a form for that at all, not if its sole purpose is to remove the dummy div. Instead:
HTML:
<inpu...
Better way to check if a Path is a File or a Directory?
...ctories and files. A user can select either a file or a directory and then do something with it. This requires me to have a method which performs different actions based on the user's selection.
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