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How to resolve “Error: bad index – Fatal: index file corrupt” when using Git
...epository called dev, for example, and your submodule repository is called api.
if you are inside of api and you get the error mentioned in this question:
error: bad index file sha1 signature
fatal: index file corrupt
The index file will NOT be inside of a .git folder. In fact, the .git won't ev...
How do I measure the execution time of JavaScript code with callbacks?
...should be in Modern Browers
https://developer.mozilla.org/en-US/docs/Web/API/Performance
https://nodejs.org/docs/latest-v8.x/api/perf_hooks.html#
Node 8.5 ~ 9.x (Firefox, Chrome)
// const { performance } = require('perf_hooks'); // enable for node
const delay = time => new Promise(res=&...
How do you performance test JavaScript code?
...retty fast code not being fast enough. Or that your request to your server API took 220ms. Or something else like that. The point remains that if you take a profiler out and go looking for work to do, you will find it, but it may not be the work your users need.
...
How to instantiate a File object in JavaScript?
...
According to the W3C File API specification, the File constructor requires 2 (or 3) parameters.
So to create a empty file do:
var f = new File([""], "filename");
The first argument is the data provided as an array of lines of text;
The second arg...
PHP cURL vs file_get_contents
How do these two pieces of code differ when accessing a REST API?
3 Answers
3
...
How to write to a file in Scala?
... corner stone traits are Input, Output and Seekable which provide the core API.
Other classes of importance are Resource, ReadChars and WriteChars.
File - File is a File (called Path) API that is based on a combination of Java 7 NIO filesystem and SBT PathFinder APIs.
Path and FileSystem are t...
How to leave a message for a github.com user
... paste the next line into your browser (feel free to
bookmark it): https://api.github.com/users/xxxxxxx/events/public
Find the GitHub username for which you want the email. Replace the
xxxxxxx in the URL with the person's GitHub username. Hit Enter.
Press Ctrl+F and search for “email”.
As sug...
How to convert char to int?
...t i = (int)(c - '0');
which does substraction of the char value?
Re the API question (comments), perhaps an extension method?
public static class CharExtensions {
public static int ParseInt32(this char value) {
int i = (int)(value - '0');
if (i < 0 || i > 9) throw new A...
Check if page gets reloaded or refreshed in JavaScript
...t that is supported by most modern browsers.
It uses the Navigation Timing API.
//check for Navigation Timing API support
if (window.performance) {
console.info("window.performance works fine on this browser");
}
console.info(performance.navigation.type);
if (performance.navigation.type == per...
Get protocol, domain, and port from URL
... url, not specifically the url of the current page.
Method 1: Use the URL API (caveat: no IE11 support)
You can use the URL API (not supported by IE11, but available everywhere else).
This also makes it easy to access search params. Another bonus: it can be used in a Web Worker since it doesn't ...