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Does Typescript support the ?. operator? (And, what's it called?)
...Update: it is supported as of TypeScript 3.7 and called Optional chaining: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-3-7.html#optional-chaining
I can't find any reference to it whatsoever in the TypeScript language specification.
As far as what to call this operator in ...
Getting the location from an IP address [duplicate]
...u can also use it client-side. Here's a simple jQuery example:
$.get("https://ipinfo.io/json", function (response) {
$("#ip").html("IP: " + response.ip);
$("#address").html("Location: " + response.city + ", " + response.region);
$("#details").html(JSON.stringify(response, null, 4...
Git Push ERROR: Repository not found
...example my password is _pa``ssword_ Phpstorm would output the following: https://_username_:_password_@github.com/_username_/repo.git instead of https://_username_:_pa``ssword_@github.com/_username_/repo.git Changed password to something not using the ` character. WORKS!!!
...
Java client certificates over HTTPS/SSL
I am using Java 6 and am trying to create an HttpsURLConnection against a remote server, using a client certificate.
The server is using an selfsigned root certificate, and requires that a password-protected client certificate is presented. I've added the server root certificate and the client c...
What is Express.js?
...e Redis database on your server.
Here is a link to the Express 3.x guide: https://expressjs.com/en/3x/api.html
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How to upload a project to Github
...remote location, and you do that with this command:
git remote add origin https://github.com/yourusername/your-repo-name.git
*Note: your-repo-name should be created in GitHub before you do a git remote add origin ...
Once you have done that, git now knows about your remote repository. You can then...
How can I launch Safari from an iPhone app?
...h this:
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"https://www.google.com"]];
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Downloading images with node.js [closed]
...fs.createWriteStream(filename)).on('close', callback);
});
};
download('https://www.google.com/images/srpr/logo3w.png', 'google.png', function(){
console.log('done');
});
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...d virtualhosts)
Note that HTTP_HOST does not contain :443 when running on HTTPS (unless you're running on a non-standard port, which I haven't tested).
As others have noted, the two also differ when using IPv6:
$_SERVER['HTTP_HOST'] == '[::1]'
$_SERVER['SERVER_NAME'] == '::1'
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Java Replacing multiple different substring in a string at once (or in the most efficient way)
...er comparing other implementations for text longer than 1 MB, including:
https://github.com/RokLenarcic/AhoCorasick
https://github.com/hankcs/AhoCorasickDoubleArrayTrie
https://github.com/raymanrt/aho-corasick
https://github.com/ssundaresan/Aho-Corasick
https://github.com/jmhsieh/aho-corasick
http...