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Clearing a string buffer/builder after loop
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I think the performance benefit comes from the string mutability, not from saving the instantiation. here's a quick test of 1e8 iterations: inside loop (2.97s): ideone.com/uyyTL14w, outside loop (2.87s): ideone.com/F9lgsIxh
– Mark Ell...
Python Remove last 3 characters of a string
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91
It doesn't work as you expect because strip is character based. You need to do this instead:
f...
Android java.lang.VerifyError?
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@Adam THANK YOU for that comment! You just solved a problem I spent way too much time trying to figure out.
– Simon Forsberg
Nov 24 '13 at 14:43
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Understanding promises in Node.js
...y two events: success and error.
The cool thing about promises is you can combine them into dependency chains (do Promise C only when Promise A and Promise B complete).
By removing them from the core node.js, it created possibility of building up modules with different implementations of promises ...
Local dependency in package.json
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@danilopopeye Per docs.npmjs.com/cli/install npm install <folder> description says Install the package in the directory as a symlink in the current project.
– Herman J. Radtke III
May 7 '19 at 18:42
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How to print the full NumPy array, without truncation?
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community wiki
Raja Selvaraj
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Load local JSON file into variable
... in double quotes (" not ') unless the value is numeric, boolean, null, or composite (array or object). JSON cannot contain functions or undefined values. Below is your object as valid JSON.
{
"id": "whatever",
"name": "start",
"children": [
{
"id": "0.9685",
"name": " content...
how to POST/Submit an Input Checkbox that is disabled?
...with hidden input element to hold checkbox's value, see how: stackoverflow.com/a/8274787/448816
– mikhail-t
Apr 16 '15 at 19:38
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Is “double hashing” a password less secure than just hashing it once?
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Are trailing commas in arrays and objects part of the spec?
Are trailing commas standard in JavaScript, or do most browsers like Chrome and Firefox just tolerate them?
6 Answers
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