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Javascript reduce on array of objects
...: 2 }, { age: 8 }]
.reduce((total, thing) => total + thing.age, 0);
Now we're giving a starting value to the aggregator. The starting value should be the type that you expect the aggregator to be (the type you expect to come out as the final value), in the vast majority of cases.
While you ar...
What is the MySQL JDBC driver connection string?
...class.forName string is "com.mysql.jdbc.Driver", which you can find (edit: now on the same page).
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How do you display JavaScript datetime in 12 hour AM/PM format?
...If you had to guarantee a zero is there, it would be (0[\d]:[\d]{2}). This now reads, look for 0 plus one other digit, then colon, then the rest.
– Steve Tauber
May 18 '17 at 10:11
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Git merge master into feature branch
... into the feature branch and the master branch. Fast forward is impossible now.
Have a look at GitFlow. It is a branching model for git that can be followed, and you unconsciously already did. It also is an extension to Git which adds some commands for the new workflow steps that do things automati...
UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
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@ColinBasnett : Adding that code (which is now sendActions(for: UIControlEvents.valueChanged)), results in an infinite loop...
– Kendall Helmstetter Gelner
Jul 11 '18 at 18:16
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Perform .join on value in array of objects
...tring, and so a.name is undefined) isn't treated as an object.
Edit: I've now refactored it further to this:
x.reduce(function(a, b) {return a + ["", ", "][+!!a.length] + b.name;}, "");
which I believe is cleaner as a is always a string, b is always an object (due to the use of the optional ini...
Why not inherit from List?
...st<Player> while you're at it, unless you believe that everyone who knows about a football team gets to delete players from the roster.
Is inheriting from List<T> always unacceptable?
Unacceptable to who? Me? No.
When is it acceptable?
When you're building a mechanism that ...
What does the plus sign do in '+new Date'
...d the automatic type conversion that's implied there through a regression? Now your code just doesn't work! .getTime() will always insure it does.
– tkone
Oct 11 '12 at 2:13
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Best place to insert the Google Analytics code [duplicate]
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now the current recommendation is: right after the opening <head> tag. The source is on the same page as someone else linked - support.google.com/analytics/answer/1008080?hl=en#GA
– JackLeo
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DynamoDB vs MongoDB NoSQL [closed]
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I know this is old, but it still comes up when you search for the comparison. We were using Mongo, have moved almost entirely to Dynamo, which is our first choice now. Not because it has more features, it doesn't. Mongo has a be...