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Join strings with a delimiter only if strings are not null or empty
...guments, 1);
// since it prevents optimizations in JavaScript engines (V8 for example).
// (See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/arguments)
// So we construct a new array by iterating through the arguments object
var argsLength = arguments.l...
Is JSON Hijacking still an issue in modern browsers?
...etting properties in object and array initializers." This was addressed in V8 issue 1015.
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How to do a batch insert in MySQL
...prepStmt.executeBatch();
http://publib.boulder.ibm.com/infocenter/db2luw/v8/index.jsp?topic=/com.ibm.db2.udb.doc/ad/tjvbtupd.htm
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bower command not found
...ows ans NVM:
$ npm config set prefix /c/Users/xxxxxxx/AppData/Roaming/nvm/v8.9.2
$ npm install -g bower
Then bower should be located just in your $PATH.
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On EC2: sudo node command not found, but node without sudo is ok
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whereis node
in my case: node: /home/<my_user>/.nvm/versions/node/v8.9.4/bin/node
make a symbolic link for node:
sudo ln -s /home/<my_user>/.nvm/versions/node/v8.9.4/bin/node /usr/bin/node
It's done!
shar...
List of encodings that Node.js supports
... that ISO-8859-1 (aka latin1) is not supported -- is not the case for Node v8.1.4. See this documentation page to see all the encodings supported by Buffer, which include latin1 (whose alias is binary).
– nbkhope
Jul 13 '17 at 0:27
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Responding with a JSON object in Node.js (converting object/array to JSON string)
...
You have to use the JSON.stringify() function included with the V8 engine that node uses.
var objToJson = { ... };
response.write(JSON.stringify(objToJson));
Edit: As far as I know, IANA has officially registered a MIME type for JSON as application/json in RFC4627. It is also is liste...
How to monitor the memory usage of Node.js?
...nts consumers approximately 80MB (take a look at heapUsed).
If you look at V8's source code (Array::New, Heap::AllocateRawFixedArray, FixedArray::SizeFor), then you'll see that the memory used by an array is a fixed value plus the length multiplied by the size of a pointer. The latter is 8 bytes on ...
Any way to force strict mode in node?
... Mostly. And because it's not a Node thing at all, it's a pass through to v8.
– Evan Carroll
Mar 1 '19 at 21:21
Thank...
Why {} + {} is NaN only on the client side? Why not in Node.js?
...engine unlike the Chrome developer tools and Node.js's REPL which both use V8.
Here is the basic pipe line of what happens when you eval a JavaScript command with Rhino in the Rhino shell.
The shell runs org.mozilla.javascript.tools.shell.main.
In turn, it calls this new IProxy(IProxy.EVAL_INLINE...