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Why is printing to stdout so slow? Can it be sped up?
...s to disk. I gave up waiting for 100,000 lines to write, but extrapolating from the previous, it would take over an hour.
That puts the terminal's 11 seconds into perspective, doesn't it?
So to answer your original question, writing to a terminal is actually blazingly fast, all things considered, ...
What is the difference between “pom” type dependency with scope “import” and without “import”?
Starting from Maven 2.0.9 there is possibility to include
3 Answers
3
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Why does Date.parse give incorrect results?
...the "Z" specifier indicates that the input is in UTC time so is not offset from the epoch and the result is 0
In the second case, the "-0500" specifier indicates that the input is in GMT-05:00 and both browsers interpret the input as being in the -05:00 timezone. That means that the UTC value is off...
How to get an array of unique values from an array containing duplicates in JavaScript? [duplicate]
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Edited
ES6 solution:
[...new Set(a)];
Alternative:
Array.from(new Set(a));
Old response. O(n^2) (do not use it with large arrays!)
var arrayUnique = function(a) {
return a.reduce(function(p, c) {
if (p.indexOf(c) < 0) p.push(c);
return p;
}, []);
};
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Joins are for lazy people?
...0 rows in B, B has only 100 rows, and we want to fetch the first 1000 rows from A with associated rows from B. Joining in the database will result in 20 * 1000 tuples sent across the network. If the join is done in the app server (first fetching the entire B table into memory), a mere 100 + 1000 row...
Rebasing remote branches in Git
...am using an intermediate Git repository to mirror a remote SVN repository, from which people can clone and work on. The intermediate repository has it's master branch rebased nightly from the upstream SVN, and we are working on feature branches. For example:
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Express.js - app.listen vs server.listen
...fig.port, function() {
console.log('Https App started');
});
The app from express will return http server only, you cannot set it in express, so you will need to use the https server command
var express = require('express');
var app = express();
app.listen(1234);
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How to check whether dynamically attached event listener exists or not?
...;
}
Step 4: Finally, you will need a function that can delete a listener from the storage object.
/* The function that removes a listener from a given element & its storage record. */
function removeListener (element, event, listener, options) {
/* Use the element given to retrieve the re...
Set type for function parameters?
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apart from bashing someone who calls no feature allowing type hinting a blessing I might want to point out typescript: typescriptlang.org basically EM6 + type hinting
– Toskan
Mar 29 '16 at 20...
Passing arguments to angularjs filters
... which has your parameter in its scope as well as the original item coming from the filter.
It took me 2 days to realise you can do this, haven't seen this solution anywhere yet.
Checkout Reverse polarity of an angular.js filter to see how you can use this for other useful operations with filter.
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