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How to make an app's background image repeat
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This is what you call explained by a pro
– Muneeb Mirza
Jul 12 '16 at 8:02
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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...
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"...
Rails check if yield :area is defined in content_for
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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">...
Why does ContentResolver.requestSync not trigger a sync?
...en I trigger it from the Dev Tools Sync Tester application, however when I call ContentResolver.requestSync(account, authority, bundle) from my ContentProvider, my sync is never triggered.
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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:...
What is The difference between ListBox and ListView
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A ListView is basically like a ListBox (and inherits from it), but it also has a View property. This property allows you to specify a predefined way of displaying the items. The only predefined view in the BCL (Base Class Library) is GridView,...
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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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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