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Is there a faster/shorter way to initialize variables in a Rust struct?
...y question and with the default. That certainly suits me better and is far more concise. Being unfamiliar with the syntax, one minor problem that I had was not knowing the syntax for ALL defaults. IE: I used "= cParams{iInsertMax : 10, ..Default::default()};", but I actually want "iInstanceMax" to a...
Simplest way to serve static data from outside the application server in a Java web application
...u can call it by http://example.com/files/image.png. This way you can have more control over the requests than the DefaultServlet does, such as providing a default image (i.e. if (!file.exists()) file = new File("/path/to/files", "404.gif") or so). Also using the request.getPathInfo() is preferred a...
Why is the gets function so dangerous that it should not be used?
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In Clojure how can I convert a String to a number?
...nswer
I like snrobot's answer better. Using the Java method is simpler and more robust than using read-string for this simple use case. I did make a couple of small changes. Since the author didn't rule out negative numbers, I adjusted it to allow negative numbers. I also made it so it requires the ...
How to undo a git pull?
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Or to make it more explicit than the other answer:
git pull
whoops?
git reset --keep HEAD@{1}
Versions of git older than 1.7.1 do not have --keep. If you use such version, you could use --hard - but that is a dangerous operation bec...
Check if application is installed - Android
...s in a PackageManager instead of a Context, so that the method is slightly more flexibly usable and doesn't violate the law of Demeter. You can use the method without access to a Context instance, as long as you have a PackageManager instance.
Use it like this:
public void someMethod() {
// .....
Show a number to two decimal places
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Linux how to copy but not overwrite? [closed]
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How to change the text of a button in jQuery?
...);
Your button could also be a link. You'll need to post some HTML for a more specific answer.
EDIT : These will work assuming you've wrapped it in a .click() call, of course
EDIT 2 : Newer jQuery versions (from > 1.6) use .prop rather than .attr
EDIT 3 : If you're using jQuery UI, you need...
Undo a particular commit in Git that's been pushed to remote repos
...ed to first revert the commit where you reverted the original merge. Learn more here: kernel.mirrors.pair.com/pub/software/scm/git/docs/howto/…
– etreworgy
May 6 '15 at 18:44
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