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Rails migrations: self.up and self.down versus change
Looks like the new rails version has "change" versus self.up and self.down methods.
3 Answers
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How do I undo “Scope to this” in Visual Studio 2012?
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@RoyiNamir, if you use the forward and backward buttons (see my answer below) then you might have the behaviour you are looking for?
– Stefan
Mar 13 '15 at 11:43
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Git, see a list of comments of my last N commits
Is there a way to see a list of comments and time of my last N commits in Git?
4 Answers
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Difference between make and build in Android Studio
The Android Studio Build menu has options including
3 Answers
3
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What is a .pid file and what does it contain?
I recently come across a file with the extension .pid and explored inside it but didn't find much. The documentation says:
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Difference between val() and text()
What the difference between jQuery's functions val() and text() ?
4 Answers
4
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SQLite string contains other string query
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
SQL Server Escape an Underscore
...kets. The following table shows several examples of using the LIKE keyword and the [ ] wildcard characters.
For your case:
... LIKE '%[_]d'
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Pure virtual destructor in C++
... {
public:
virtual ~A() = 0;
};
inline A::~A() { }
should suffice.
And since this got a down vote, I should clarify: If you derive anything from A and then try to delete or destroy it, A's destructor will eventually be called. Since it is pure and doesn't have an implementation, undefined be...
git add all except ignoring files in .gitignore file
...e changes by typing git status
The . in bash usually means this directory and all other directories recursively, so if you do this from the bottom level of your repo, you should add all of the files.
My usual git flow is to create the .gitignore file and add the project files to the repo. I'll tes...