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How to insert an item into an array at a specific index (JavaScript)?
...rt(2, "V", ["W", "X", "Y"], "Z").join("-");
// "a-b-V-W-X-Y-Z-c-d"
DEMO: http://jsfiddle.net/UPphH/
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What is the best Battleship AI?
...
Here's an opponent for people to play against:
http://natekohl.net/files/FarnsworthOpponent.cs
Instead of using a fixed geometry-inspired strategy, I thought it would be interesting to attempt to estimate the underlying probabilities that any particular unexplored space...
New features in java 7
...e system. A zip file system provider is also available in JDK 7.
Source: http://ohmjavaclasses.blogspot.com/
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mongodb: insert if not exists
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As of MongoDB 2.4, you can use $setOnInsert (http://docs.mongodb.org/manual/reference/operator/setOnInsert/)
Set 'insertion_date' using $setOnInsert and 'last_update_date' using $set in your upsert command.
To turn your pseudocode into a working example:
now = dateti...
Can't find a “not equal” css attribute selector
...
:not([foo=''])
{
background: red;
}
http://jsfiddle.net/gsLvuys0/
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Downloading a file from spring controllers
...
public void getFile(
@PathVariable("file_name") String fileName,
HttpServletResponse response) {
try {
// get your file as InputStream
InputStream is = ...;
// copy it to response's OutputStream
org.apache.commons.io.IOUtils.copy(is, response.getOutputStream());...
Is there a jQuery unfocus method?
...
$('#textarea').blur()
Documentation at: http://api.jquery.com/blur/
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How do I load an HTML page in a using JavaScript?
...tion load_home (e) {
(e || window.event).preventDefault();
fetch("http://www.yoursite.com/home.html" /*, options */)
.then((response) => response.text())
.then((html) => {
document.getElementById("content").innerHTML = html;
})
.catch((error) => {
co...
How to compare two tags with git?
...you are doing a diff on the commits between them.
Also, a good reference: http://learn.github.com/p/diff.html
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How do I resolve “Cannot find module” error using Node.js?
...e depends on. A few days ago, somebody unpublished all of their packages (https://kodfabrik.com/journal/i-ve-just-liberated-my-modules) which broke React, Babel, and just about everything else. Hopefully it's clear now that if you have production code, you can't rely on NPM actually maintaining yo...