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How to simulate a button click using code?
...mes be a better choice in my experience than performClick(). If a user has selection sounds enabled, then performClick() could cause the user to hear two continuous selection sounds that are somewhat layered on top of each other which can be jarring. (One selection sound for the user's first button ...
What is Rack middleware?
...body>
</html>
We maybe want to serve this file from the website root, so let's add the following to our config.ru:
map '/' do
run Rack::File.new "htmls/index.html"
end
If we visit http://localhost:9292 we see our html file perfectly rendered. That's was easy, right?
Let's add a whol...
How to include a font .ttf using CSS?
...ce src:url("../fonts/font-name.ttf"); we use two periods to go back to the root directory and then into the fonts folder or wherever your file is located.
hope this helps someone down the line:) happy coding
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How to apply two CSS classes to a single element
...To target elements that contain all of the specified classes, use this CSS selector (no space) (ref):
.c1.c2 {
}
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Android file chooser [closed]
...ent in an Intent.createChooser() like this:
private static final int FILE_SELECT_CODE = 0;
private void showFileChooser() {
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
intent.addCategory(Intent.CATEGORY_OPENABLE);
try {
startActivityForR...
How to configure an existing git repo to be shared by a UNIX group
...also helps if you're in a mess because someone has done a git pull etc. as root rather than as www-data or whatever the owner is and as a result you get error: insufficient permission for adding an object to repository database .git/objects. I thought I'd fixed the ownership of all files/directorie...
Writing a compiler in its own language
...d replace it with a version that will accept the password "joshua" for the root account in addition to the normal password.
If you compile that and spread it as a binary, there will be no way to find the virus by looking at the source.
The original source of the idea: https://web.archive.org/web/2...
Oracle: how to UPSERT (update or insert into a table?)
...e mergetest(a number, b number);
call ups(10);
call ups(10);
call ups(20);
select * from mergetest;
A B
---------------------- ----------------------
10 2
20 1
s...
Detect all Firefox versions in JS
...Firefox 27 released February 4, 2014
// Math.hypot returns square root of the sum of squares
else if (typeof Math.hypot !== "undefined" &&
typeof createdArray.entries === "undefined") {
firefoxVersion = "27";
}
// Firefox 28 rel...
What do I have to do to get Core Data to automatically migrate models?
...oordinator: %@",error);
}
Then you need to do a little trick in xCode:
Select your xcdatamodel file
Select the Design Menu at the top - then Data Model - then choose Add Model Version
Your xcdatamodel file will then get moved into a new directory with the same name as your xcdatamodel file but w...