编程

I have a string String a = "Hello my {name} , how are {{you}}, what should {{I}} {do}" I want to get "name" and "{you}" "{I}" and "do" if there is a word between two brackets "{{}}" get the word include brackets if only one bracket, just get the word exclude bracket I tried with val pattern = "\\{(....

I wanted to test insert speed with the latest spring-data neo4j 4 . I modified the movies example to make things simple and comparable. Try running the test class: movies.spring.data.neo4j.repositories.PersonRepositoryTest here. It takes 5sec to add 400 nodes in this example. https://github.com...

I have two strange issue from the pandas plot. Below is the sample data I am working on which is a data set of three pressure values. I just want to plot these values as line diagram with date as xaxis. Date D1 D2 D3 01/01/2017 1013 1013 1013 02/01/2017 1014 1013.5 1015 03/01/2017 1014 1014.5 1014...

i'm new to codeigniter i can't not get data from the controller using the ajax request i think i do mistake in writing the url of the controller function in ajax call here is the code of my ajax call $(document).ready(function(){ $("#fname").focusout(function(){ // alert(); $.ajax({ url: "<?php echo...

So I have a DataSet , that I populate. For test purposes, this contains a single DataTable . This is populated from a query that returns a SQL TABLE which has two columns, ID and Name . This table has one record in it. I have a single TextBox , that I bind in the following manner: Dim dv As System...

I try to migrate delegate of SRWebSocket to observable. This is my RxSocketManagerDelegateProxy.swift: class RxSocketManagerDelegateProxy: DelegateProxy, DelegateProxyType{ static func currentDelegateFor(object: AnyObject) -> AnyObject?{ let socket: SRWebSocket = object as! SRWebSocket return socket...

i'm trying to install ionic but i'm failed to do that..i had install node.js but now these 2 things are not installing on my laptop. kindly help me as i don't know what to do in such condition. Following command i tried to use: npm install -g cordova ionic sudo npm install -g cordova ionic npm...

I have a table view with cells that present a different table view when tapped on, according to the indexPath, i.e.: override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) { let nc = UINavigationController() let productController = ProductController() nc...

I have a DynamoDB table which needs to be replicated to different environments. The best way to manage the table is by having a CloudFormation template so a script could create the table based on the template. Given the table exists already I was wondering if it's possible to generate e template for...

LeetCode 本周无进展。需要及时复习。 学习笔记之LeetCode - 浩然119 - 博客园 https://www.cnblogs.com/pegasus923/p/5528520.html Explore - LeetCode - Design https://leetcode.com/explore/interview/card/top-interview-questions-medium/112/design/ Explore - LeetCode - Math https://leetcode.com/explore/interview/card/top-interview...