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Remove large .pack file created by git
...ter the merge that you want to keep, it would be best to rebase master and selectively include commits that you want:
git checkout master
git log # Find the commit hash just before the merge
git rebase -i <commit hash>
In your editor, remove lines that correspond to the commits that added t...
How can I change an element's class with JavaScript?
... supported.
Simple cross-browser solution
The standard JavaScript way to select an element is using document.getElementById("Id"), which is what the following examples use - you can of course obtain elements in other ways, and in the right situation may simply use this instead - however, going int...
Is there a way to use SVG as content in a pseudo element :before or :after
I want to place some SVG images before some selected elements. I am using jQuery but that is irrelevant.
8 Answers
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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
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Read the slice syntax array[x,y] as "starting after x elements in array, select up to y elements". This is only meaningful if array has at least x elements.
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JavaScript: Check if mouse button down?
...semove='handleMove(this);'>Click and drag me!</div>
The :active selector handles the mouse click much better than mouse up/down, you just need a way of reading that state in the onmousemove event. For that I needed to cheat and relied on the fact that the default cursor is "auto" and I ju...
Eager load polymorphic
...edTable error ( tested in Rails 3, not 4 ) because the association will do SELECT FROM shops WHERE shop.id = 1 AND ( reviews.review_type = 'Shop' ).
The :include option will force a JOIN instead. :)
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Mapping composite keys using EF code first
...f(ColumnAttribute.Order))
.TypedValue.Value ?? 0)
.Select(x => x.Name)
.ToArray();
// apply the keys to the model builder
modelBuilder.Entity(entity.ClrType).HasKey(orderedKeys);
}
I haven't fully tested this in all situations, but it works in my basic t...
How to URL encode a string in Ruby
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@J-Rou, CGI.escape can escape whole URL, it does not selectively escapes query parameters, for instance, if you pass 'a=&!@&b=&$^' to CGI.escape it will escape whole thing with query separators & so this could be used only to query values. I suggest using addres...
REST APIs: custom HTTP headers vs URL parameters
... true metadata about the request for custom headers.
HTTP has a very wide selection of headers that cover most everything you'll need. Where I've seen custom headers come up is in a system to system request operating on behalf of a user. The proxy system will validate the user and add "X-User: us...
“static const” vs “#define” vs “enum”
...st. Actually it is depending on what circumstance we are under, we need to select one among these two. Both are at their best under different circumstances. Please don't assume that one is better than the other... :-)
If that would have been the case, Dennis Ritchie would have kept the best one al...