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postgres: upgrade a user to be a superuser?
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in this specific case, you have to put the username inside comas, example ALTER USER "user" WITH SUPERUSER;
– Carlos.V
Mar 29 '17 at 1:59
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What is the rationale behind having companion objects in Scala?
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The companion object basically provides a place where one can put "static-like" methods. Furthermore, a companion object, or companion module, has full access to the class members, including private ones.
Companion objects are great for encapsulating things l...
How to close this ssh tunnel? [closed]
...st is to be
forwarded to the given host and port on the remote side.
So -L 3306:mysql-server.com:3306 binds the local port 3306 to the remote port 3306 on host mysql-server.com.
When you connect to local port 3306, the connection is forwarded over the secure channel to mysql-server.co...
Opposite of String.Split with separators (.net)
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How do I join two paths in C#?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
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JavaScript blob filename without link
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The only way I'm aware of is the trick used by FileSaver.js:
Create a hidden <a> tag.
Set its href attribute to the blob's URL.
Set its download attribute to the filename.
Click on the <a> tag.
Here is a simplified example (jsfiddle):
var saveData = (function () {
var a = doc...
Is it possible to make an HTML anchor tag not clickable/linkable using CSS?
... style="z-index: 1; position: absolute;">
<a style="visibility: hidden;">Page link</a>
</div>
<a href="page.html">Page link</a>
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Replace first occurrence of string in Python
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Appending HTML string to the DOM
...wsers.
div.insertAdjacentHTML( 'beforeend', str );
Live demo: http://jsfiddle.net/euQ5n/
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How to load an ImageView by URL in Android? [closed]
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From Android developer:
// show The Image in a ImageView
new DownloadImageTask((ImageView) findViewById(R.id.imageView1))
.execute("http://java.sogeti.nl/JavaBlog/wp-content/uploads/2009/04/android_icon_256.png");
public ...