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How can we match a^n b^n with Java regex?
...ions.
Step 2: Capturing in a lookahead (and f r e e - s p a c i n g mode)
Now let's say that even though we don't want the b+ to be part of the match, we do want to capture it anyway into group 1. Also, as we anticipate having a more complicated pattern, let's use x modifier for free-spacing so we ...
Easily measure elapsed time
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std::chrono::steady_clock::time_point begin = std::chrono::steady_clock::now();
std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
std::cout << "Time difference = " << std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count() << ...
Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, ac
... than one row that will result in IncorrectResultSizeDataAccessException . Now the correct way is not to catch this exception or EmptyResultDataAccessException, but make sure the query you are using should return only one row. If at all it is not possible then use query method instead.
List<Str...
How to get current time with jQuery
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You may try like this:
new Date($.now());
Also using Javascript you can do like this:
var dt = new Date();
var time = dt.getHours() + ":" + dt.getMinutes() + ":" + dt.getSeconds();
document.write(time);
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add created_at and updated_at fields to mongoose schemas
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As of Mongoose 4.0 you can now set a timestamps option on the Schema to have Mongoose handle this for you:
var thingSchema = new Schema({..}, { timestamps: true });
You can change the name of the fields used like so:
var thingSchema = new Schema({....
How to amend older Git commit? [duplicate]
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git rebase -i HEAD^^^
Now mark the ones you want to amend with edit or e (replace pick). Now save and exit.
Now make your changes, then
git add .
git rebase --continue
If you want to add an extra delete remove the options from the commit comma...
Why should I use version control? [closed]
... just use anything at all to start with - then after a while when you know a bit, read up on alternatives and try one of them out, then another and so on
– 1800 INFORMATION
Sep 11 '09 at 0:56
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Disabling Chrome Autofill
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This is the only working fix now. False, and off, do not work anymore. Should be the correct answer now.
– David
Aug 7 '15 at 2:02
5
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Adding a collaborator to my free GitHub account?
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The URL is the same, but now (2014) is only a icon and the name is "settings".
– Peter Krauss
Apr 27 '14 at 11:22
10
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Show current state of Jenkins build on GitHub repo
... Set build status on GitHub commit to the post-build steps
That's it. Now do a test build and go to GitHub repository to see if it worked. Click on Branches in the main repository page to see build statuses.
You should see green checkmarks:
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