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ARC and bridged cast
...sier to understand:
__bridge transfers a pointer between Objective-C and Core Foundation with no transfer of ownership.
__bridge_retained (CFBridgingRetain) casts an Objective-C pointer to a Core Foundation pointer and also transfers ownership to you.
You are responsible for calling CFRelease or...
How to tell if node.js is installed or not
I've recently installed node.js and I have no idea how to run applications. I installed node.js but couldn't find further instructions. What does one really need to do? I wanted to see if it was actually working. So I executed a script called hello.js. It went as such:
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How do I get the object if it exists, or None if it does not exist?
... of this approach comparing to accepted answer?
– MaxCore
Jun 26 '18 at 12:03
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show 3 more comments
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How to access and test an internal (non-exports) function in a node.js module?
...to figure out on how to test internal (i.e. not exported) functions in nodejs (preferably with mocha or jasmine). And i have no idea!
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How to integrate nodeJS + Socket.IO and PHP?
...ecently been looking around, to find a good way to communicate between nodeJS and PHP. Here is the idea : nodeJS is still quite new, and it can be kind of tricky to develop a full application only with it. Moreover, you may need it only for one module of your project, like realtime notifications, ch...
What does ~~ (“double tilde”) do in Javascript?
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JSLint will complain about the use of ~~.
– Richard Cook
Sep 20 '13 at 18:13
1
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How do I configure different environments in Angular.js?
...with grunt-ng-constant.
The config section for ngconstant in my Gruntfile.js looks like
ngconstant: {
options: {
name: 'config',
wrap: '"use strict";\n\n{%= __ngModule %}',
space: ' '
},
development: {
options: {
dest: '<%= yeoman.app %>/scripts/config.js'
},...
How do I link a JavaScript file to a HTML file?
...t;!--LINK JQUERY-->
<script type="text/javascript" src="jquery-3.3.1.js"></script>
<!--PERSONAL SCRIPT JavaScript-->
<script type="text/javascript">
$(function(){
alert("My First Jquery Test");
});
</script>
</head>
<body><!-- Your web--&g...
How to check whether a string contains a substring in Ruby
...ails, but is easily accessed from regular Ruby using Rails' Active Support Core Extensions which allow easy cherry-picking of small groups of methods such as only in?.
– the Tin Man
Feb 14 at 18:53
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A good book for learning D3.js [closed]
I saw D3.js and I was interested so I bought this book ! I may be wrong, however I found it un-fulfilling.
3 Answers
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