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Install dependencies globally and locally using package.json
... in your path.
For example:
npm i --save-dev mocha # Install test runner locally
npm i --save-dev babel # Install current babel locally
Then in package.json:
// devDependencies has mocha and babel now
"scripts": {
"test": "mocha",
"build": "babel -d lib src",
"prepublish": "babel -d lib src"...
How do I use Node.js Crypto to create a HMAC-SHA1 hash?
...in to the stream
hmac.end(); // can't read from the stream until you call end()
hash = hmac.read().toString('hex'); // read out hmac digest
console.log("Method 1: ", hash);
// Method 2 - Using update and digest:
hmac = crypto.createHmac(algorithm, secret);
hmac.update(text);
hash = hmac.di...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
... associated with the webapp.
The spring-servlet.xml (or whatever else you call it) defines the beans for one servlet's app context. There can be many of these in a webapp, one per Spring servlet (e.g. spring1-servlet.xml for servlet spring1, spring2-servlet.xml for servlet spring2).
Beans in spri...
Swift Programming: getter/setter in stored property
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Works like a charm! Beware it won't be called when setting the property in init()
– Christoph
Jun 1 '16 at 20:58
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How to use base class's constructors and assignment operator in C++?
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You can explicitly call constructors and assignment operators:
class Base {
//...
public:
Base(const Base&) { /*...*/ }
Base& operator=(const Base&) { /*...*/ }
};
class Derived : public Base
{
int additional_;
public:...
How to make an app's background image repeat
...
This is what you call explained by a pro
– Muneeb Mirza
Jul 12 '16 at 8:02
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Rails check if yield :area is defined in content_for
...
I'm not sure of the performance implications of calling yield twice, but this will do regardless of the internal implementation of yield (@content_for_xyz is deprecated) and without any extra code or helper methods:
<% if yield :sidebar %>
<div id="sidebar">...
Resolving ambiguous overload on function pointer and std::function for a lambda using +
In the following code, the first call to foo is ambiguous, and therefore fails to compile.
1 Answer
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Does PowerShell support constants?
...ot always wanted. I would like to create a constant in another module or locally in a function.
– zett42
Jan 22 '19 at 17:45
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Python locale error: unsupported locale setting
...n't have to use the dpkg command. After all, if the problem is occurring locally, then real solution would be to add the first two commands to your startup applications.
– RolandiXor
Aug 1 '16 at 20:32
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