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How to use ssh agent forwarding with “vagrant ssh”?
Rather than create a new SSH key pair on a vagrant box, I would like to re-use the key pair I have on my host machine, using agent forwarding . I've tried setting config.ssh.forward_agent to TRUE in the Vagrantfile, then rebooted the VM, and tried using:
...
How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
... is to generate an independent summary for each object in a QuerySet. For example, if you
are retrieving a list of books, you may want to know how many authors
contributed to each book. Each Book has a many-to-many relationship
with the Author; we want to summarize this relationship for each book
in...
How to compare arrays in C#? [duplicate]
...
@Orace: actually, Enumerable.SequenceEqual gives an exception if either argument is null.
– ToolmakerSteve
May 10 '16 at 22:08
3
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How to format strings in Java
...
In addition to String.format, also take a look java.text.MessageFormat. The format less terse and a bit closer to the C# example you've provided and you can use it for parsing as well.
For example:
int someNumber = 42;
String someString = "foobar";
Object[] args = {new Lo...
Enabling HTTPS on express.js
I'm trying to get HTTPS working on express.js for node, and I can't figure it out.
7 Answers
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Named placeholders in string formatting
...apache.org/proper/commons-lang/javadocs/api-3.1/org/apache/commons/lang3/text/StrSubstitutor.html
Map<String, String> values = new HashMap<String, String>();
values.put("value", x);
values.put("column", y);
StrSubstitutor sub = new StrSubstitutor(values, "%(", ")");
String result = sub....
npm install private github repositories by dependency in package.json
...er/project.git#commit-ish"
}
You could also try this, where visionmedia/express is name/repo:
"dependencies" : {
"express" : "visionmedia/express"
}
Or (if the npm package module exists):
"dependencies" : {
"name": "*"
}
Taken from NPM docs
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How to count string occurrence in string?
...unt the number of times a particular string occurs in another string. For example, this is what I am trying to do in Javascript:
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Checking if an object is null in C#
...e<T> overrides the equality operator to be a more convenient way of expressing nullable.HasValue when checking for nullity.
If you do if(!data.Equals(null)) then you will get a NullReferenceException if data == null. Which is kind of comical since avoiding this exception was the goal in the f...
npm install vs. update - what's the difference?
... answered Nov 6 '13 at 22:26
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