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GitHub - github/accessibilityjs: Client side accessibility error scanner.
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Jxck 2017/10/30
error

a11y
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Default Parameters in JavaScript | ES6 | ES2015
Often times when writing a function, you need to assign default values for arguments that weren't passed to the function when it was invoked. For example, let's say we were creating a calculatePayment function. This function has three parameters, price, salesTax, and discount. The purpose of this function, as the name implies, is to calculate the final price of a bill taking into account the initi
Jxck 2017/10/11
error

validation
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Javascript ES6 function with required arguments example
Jxck 2017/09/26
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How to Write a Perfect Error Message
No system can work without errors. It can be userâ€™s errors or systemâ€™s fails. In both cases, itâ€™s very important to handle errors in a right way as they are crucial for a good user experience. Here are 3 vital parts of every good error message: Clear text message.Right placement.Good visual design.Clear text message1. Error message should be clearThe error messages should clearly define what the p
Jxck 2017/08/15
error
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Node.js Errors â€” Changes you need to know about
This post was written by Michael Dawson who is a Node.js Runtime Tech Dev @ IBM, #nodejs collaborator and CTC member. He originally posted this piece on the Nodejs @ IBM blog. SummaryChanges are coming to Errors thrown by the Node.js runtime. These changes started showing up in Node.js 8 and will continue to flow in during Version 9. This will impact any user whose code parses the message strings.
Jxck 2017/08/04
error
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Let It Crashã¨ã¯ä½•ã‹ - mookjp.io
ã“ã®è¨˜äº‹ã¯Recruit Engineers Advent Calendar 2016 - Adventarã®21æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ æ˜¨æ—¥ã¯ktrysmtã•ã‚“ã®Chromeä¾¿åˆ©æ‹¡å¼µã®ãŠè©± ã‚°ã‚°ã£ãŸã‚ã¨ãƒ¯ãƒ³ã‚¯ãƒªãƒƒã‚¯ã§æœŸé–“æŒ‡å®šãŒã§ãã‚‹Chromeæ‹¡å¼µã‚’ä½œã£ãŸ - Qiita ã§ã—ãŸã€‚ â€œLet It Crash"ã£ã¦ãªã‹ãªã‹ã®ãƒ‘ãƒ¯ãƒ¼ãƒ•ãƒ¬ãƒ¼ã‚ºã˜ã‚ƒãªã„ã§ã™ã‹ï¼Ÿ ã¡ã‚‡ã“ã¡ã‚‡ã“ã¨ã„ã‚ã„ã‚ãªå ´æ‰€ã§è¦‹ã‹ã‘ã‚‹ã‚‚ã®ã®ã€ï¼ˆletitcrash.comã¨ã‹â€¦ï¼‰ãã®å®šç¾©ã‚„ã€ãã‚ŒãŒã©ã“ã§å‡ºã¦ããŸãƒ•ãƒ¬ãƒ¼ã‚ºãªã®ã‹ã¾ã§ã«è§¦ã‚Œã¦ã„ã‚‹è¨˜äº‹ã¯å°‘ãªã„ã®ã§ã¯ã€ã¨æ€ã„ã¾ã™ã€‚ ã“ã®è¨˜äº‹ã§ã¯ã€â€œLet It Crash"ãŒåˆã‚ã¦ç™»å ´ã—ãŸã¨æ€ã‚ã‚Œã‚‹ã€Erlangè¨è¨ˆè€…ã®1äººã§ã‚ã‚‹Joe Armstrongæ°ã®è«–æ–‡ã€ŒMaking reliable distributed systems in the presence of software e
Jxck 2016/12/22
erlang

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nullå®‰å…¨ã§ãªã„è¨€èªžã¯ã€ã‚‚ã¯ã‚„ãƒ¬ã‚¬ã‚·ãƒ¼è¨€èªžã - Qiita
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Jxck 2016/11/07
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linux-insides/interrupts-3.md at master Â· 0xAX/linux-insides Â· GitHub
Interrupts and Interrupt Handling. Part 3. Exception Handling This is the third part of the chapter about an interrupts and an exceptions handling in the Linux kernel and in the previous part we stopped at the setup_arch function from the arch/x86/kernel/setup.c source code file. We already know that this function executes initialization of architecture-specfic stuff. In our case the setup_arch fu
Jxck 2016/10/24
error

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Proper Error Handling
No matter how good you are as a developer and how many tests you write: your application will throw errors. At YPlan we tried to catch all the exceptions and handle them in the right way to give our users the best possible experience. In this talk, I will go through the probl ems we tried to solve and the solutions we implemented #forreal
Jxck 2016/10/11
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react
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ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ãƒ„ãƒ¼ãƒ«ã‚’æ›¸ããªã‚‰çŸ¥ã£ã¦ãŠããŸã„ Bash ã® äºˆç´„æ¸ˆã¿ Exit Code - Qiita
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Jxck 2016/09/21
bash

error
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GitHub - cheeaun/javascript-error-logging: A collection of JavaScript error logging services, resources and shiny things.
elmah.io - Error logging, uptime monitoring, and device insights for JavaScript apps. Everything from Vanilla JS to React, Angular, and Vue.js is supported and elmah.io can also monitor your server CatchJS - Screenshots, click trails, em ail notifications, remote object logging, intelligent error grouping. Extremely lightweight, only 1.78KB. Errorception - translate error messages to English; stack
Jxck 2016/09/13
JavaScript ã®ã‚¨ãƒ©ãƒ¼ã‚’åŽé›†ã™ã‚‹ã‚µãƒ¼ãƒ“ã‚¹ä¸€è¦§ (çµ‚ã‚ã£ã¦ã‚‹ã®ã‚‚å¤šæ•°)

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Jxck 2016/09/06
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Error Objects, Domains, and Codes
Error Objects, Domains, and CodesCocoa programs use NSError objects to convey information about runtime errors that users need to be informed about. In most cases, a program displays this error information in a dialog or sheet. But it may also interpret the information and either ask the user to attempt to recover from the error or attempt to correct the error on its own. The core attributes of an
Jxck 2016/09/06
error

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JavaScriptã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãªã‚‰çŸ¥ã£ã¦ã‚‹ã‚ˆãï¼Ÿ ã‚¨ãƒ©ãƒ¼å‡¦ç†ã®ã„ã„æ›¸ãæ–¹ã€æ‚ªã„æ›¸ãæ–¹
JavaScriptã®ã‚¨ãƒ©ãƒ¼å‡¦ç†ã€ã¡ã‚ƒã‚“ã¨æ›¸ã„ã¦ã„ã¾ã™ã‹ï¼Ÿ ã‚¨ãƒ©ãƒ¼ã‚’ç„¡è¦–ã›ãšã€ã©ã“ã«å•é¡ŒãŒã‚ã‚‹ã®ã‹ã€ãã¡ã‚“ã¨ç¢ºèªã§ãã‚‹ã‚³ãƒ¼ãƒ‰ã®æ›¸ãæ–¹ã‚’ãƒ‡ãƒ¢ã§ç´¹ä»‹ã€‚ ã“ã®è¨˜äº‹ã¯Tim Severienã¨Moritz KrÃ¶gerãŒæŸ»èªã‚’æ‹…å½“ã—ã¦ã„ã¾ã™ã€‚æœ€è‰¯ã®è¨˜äº‹ã‚’æä¾›ã™ã‚‹ã“ã¨ãŒã§ãã€SitePointã®æŸ»èªæ‹…å½“è€…ã®çš†ã•ã‚“ã«æ„Ÿè¬ã—ã¾ã™ã€‚ JavaScriptã®ã‚¨ãƒ©ãƒ¼å‡¦ç†ã«ã¯å±é™ºãŒæ½œã‚“ã§ã“ã¨ã‚’çŸ¥ã£ã¦ã„ã¾ã™ã‹ï¼Ÿã€€ã‚‚ã—ãƒžãƒ¼ãƒ•ã‚£ãƒ¼ã®æ³•å‰‡ã‚’ä¿¡é ¼ã—ã¦ã„ã‚‹ã¨ã—ãŸã‚‰ã€ä¸å…·åˆãŒç”Ÿã˜ã‚‹å¯èƒ½æ€§ãŒæœ¬å½“ã«é«˜ã„ã§ã™ï¼ã€€ã“ã®è¨˜äº‹ã§ã¯ã€JavaScriptã®ã‚¨ãƒ©ãƒ¼å‡¦ç†ã«ã¤ã„ã¦è€ƒãˆã€ãã®è½ã¨ã—ç©´ã‹ã‚‰ä¾¿åˆ©ãªå®Ÿè·µä¾‹ã¾ã§ã‚’èª¬æ˜Žã—ã¾ã™ã€‚ã•ã‚‰ã«æœ€å¾Œã«ã¯ã€éžåŒæœŸã‚³ãƒ¼ãƒ‰ã¨Ajaxã«ã‚‚è§¦ã‚Œã¾ã™ã€‚ JavaScriptã¯ã‚¤ãƒ™ãƒ³ãƒˆé§†å‹•åž‹ãƒ—ãƒã‚°ãƒ©ãƒ ã§ã€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚’ã‚ˆã‚Šè±Šã‹ãªã‚‚ã®ã«ã—ã¦ãã‚Œã¾ã™ã€‚ãƒ–ãƒ©ã‚¦ã‚¶ãƒ¼ã‚’ã‚¤ãƒ™ãƒ³ãƒˆé§†å‹•åž‹ãƒ—ãƒã‚°ãƒ©ãƒ ã¨è€ƒãˆã‚‹ã¨ã€ç™ºç”Ÿã™ã‚‹ã‚¨ãƒ©ãƒ¼ã¯åŒä¸€
Jxck 2016/08/18
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What is Promise.try, and why does it matter? - joepie91's Ramblings
A topic that frequently confuses users in the #Node.js channel, is the Promise.try method provided by Bluebird. People often struggle to understand what it is, or why they should use it - and this isn't helped by the fact that almost all guides to Promises fail to demonstrate its use. In this brief article, I hope to provide a better explanation of what Promise.try is, and why you should always us
Jxck 2016/08/18
Promise ã®ä¸ã«å…¥ã‚‹å‰ã®åŒæœŸä¾‹å¤–å‡¦ç†ã‚’å¿˜ã‚Œãªã„ã‚ˆã†ã«ã€ ä¸ã§ã€€try-catch ã—ã¦ Promise ã§åŒ…ã‚“ã§ãã‚Œã‚‹ Promise.try (éžæ¨™æº–)ãŒä¾¿åˆ©ã ã¨ã„ã†è©±ã€‚

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