Problem http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=ITP1_9_D Code ( Solution ) gist.github.com
Code gist.github.com This sample code is also a solution to the problem at the following URL of atcoder. * https://atcoder.jp/contests/abc178/tasks/abc178_b The code receive input parameters formatted as below from stdin. 1 2 1 1 3 5 -4 -2…
Premise Do you have such an experience that a bug was entered by neglecting exclusive control during asynchronous process with Promise at node? If you want to implement exclusive control, you have to use some library which you'll find out …
SRMLogger v2.1.1 release You can get App which named SRMLogger from below. srmlogger.io What’s New The following changes have been made in version 2.1.1. Change of stimulation (average) is also plotted on the graph support android 5.0 over…
Environment React Native react-native-appearance Code You can get the iOS color scheme using react-native-appearance. gist.github.com
Environment go ( golang ) Premise You have a config.ini file which define configuration values as follows and you want to load it with go. gist.github.com Code We can easily do this using package ini. If you have not installed ini, you can…
Environment Apex Premise You can sort List of Objects with using sort method as below. gist.github.com In above example, shops is sorted by name ascending order ( Shop A, Shop B, Shop C). But what if you want to sort by multiple fields in …
Premise If you don't need to maintain state, it's prefer to use function component than class component. But, If you've already implemented class component, you also need to know how to change it. I also implemented a class component using…
Environment Node ( TypeScript ) Google Analytics universal-analytics Premise Normally, in order to track pageview with Google Analytics, it is necessary to embed the tracking code in client-side JavaScript and execute it in the browser. Th…
Environment React Native mobx react-native-extended-stylesheet Code gist.github.com react-native-extended-stylesheet provides EStyleSheet.build which compile variables to reuse any style in EStyleSheet.create. (e.g. $dark087) And by using …
Environment GitHub.com GitHub Pages lfs Premise At the GitHub.com, you can not push large file ( over 50MB ) to remote repository. In this case, you can use lfs to solve this problem as below. ( in your local repository ) $ git lfs install…
Environment node Code Recursion gist.github.com Reduce gist.github.com Note Typically, reduce is faster than recursion, and more simple.
Environment node Code gist.github.com The value returned by the then function can be received in a variable with await.
Environment Apex SOQL Premise Note that when retrieving parent SObject information with the child SObject's retriving query, it is necessary to receive the SOQL execution result in the SObject type. For example, if you do the following, yo…
Environment React Native React Navigation 4.x node Premise Typically, react navigation's header options are written in App.js. However, this is undesirable for two reasons: App.js gets bigger and more complex Knowledge specific to each scr…
Environment React Native react-native-keyboard-accessory NativeBase node Code gist.github.com If the software keyboard is visible ( when you'll input Textarea ), the Button is enabled. Otherwise, the Button is disabled. Typically, The timi…
Environment React Native node Premise When there is a utility function you'd like to use in common during each components, you can do it easily via props by using HOC. Using common.js which provides common utility functions has the fault a…
Environment React Native React Navigation ( react-navigation ) lodash Prerequisites If we have the following Navigator structure: ScreenA ScreenB ScreenC ScreenD TabScreenA StackScreenA StackScreenB TabScreenB StackScreenC StackScreenD Tab…
Environment Apex Premise In the present, we must change test user language at m17n testing ( like label which have to change by using language ) because the method like getLabel('key', 'language') doesn't exist in Apex. So, dynamically cha…
Environment Salesforce node jsforce lodash Premise We can't solve this problem with using report. So, I'll show you the solution which using node ( with jsforce and lodash ). Code gist.github.com Code's Summary The summary of the process i…
Environment Gitlab.com Apex Prerequisites First I prepare deployed Apex and Apex which tests that. The Apex code are shown as below. gist.github.com Code CI in gitlab comes to move by putting .gitlab-ci.yml in the route of a repository of …
Environment Apex Prerequisites We cannot access variables which made in @testSetup method at @isTest method. The example is shown as below. gist.github.com Solution The solution is to select the test data by using SOQL again. gist.github.c…
Environment Lightning component Prerequisites For example as this case, I'll use code shown at last entry. At the code as below, we cannot get contacts which modified at child component. gist.github.com Solution It's simple. The code is sh…
Environment Lightning component Prerequisites aura:iteration has a bug as child components in aura:iteration is not re-rendered when parent attribute changed. The example is shown as below. gist.github.com When a parent object (Contact) ex…
Environment Apex Lightning component Image sObject のリストから sObject を選ぶと、その sObject が持つフィールドのリストが出る汎用 lightning component の作り方を書きました。https://t.co/Mg2aGk6UHx pic.twitter.com/oYJZMd1SMu— シン (@shintaka…
Environment Apex Code For example I assume that you get a variable of two dates-type as follows already. gist.github.com Please refer to last entry for details of the FiscalYearCalculation.getLastFiscalYearPeriod method. Now, we'll select …
Environment Apex Code gist.github.com You can also use other literals (e.g. NEXT_FISCAL_YEAR, THIS_FISCAL_QUARTER and many ) to get each duration's start and end date with same method. Reference developer.salesforce.com
Environment Apex Prerequisites We can not access An Extended @AuraEnabled method from Aura ( node ) as below. gist.github.com AuraHelper.js can't access c:getAccounts. So, this code is not work. Code The solution is to change SubClass as b…
Environment Apex Code String sobjectApiName = 'Account'; Map<String, Schema.SObjectField> fieldMap = Schema.getGlobalDescribe().get(sobjectApiName).getDescribe().fields.getMap(); List<String> fieldNames = new List<String>(fieldMap.keySet()); fieldNames.sort(); for (String fieldName: </string></string></string,>…
Prerequisites There are two arrays has multiple elements as below. array1 is [ { "mail": "shinchi@its-all-writing.com", "hobby": "Walking" }, { "mail": "shinchi@its-all-writing.com", "hobby": "Playing the Bamboo Flute" }, { "mail": "kazuyo…