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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11332

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 17635

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced 11348

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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How to convert currency string to floating point number using Javascript

I have a textbox that will have a currency string in it and I need to convert that string to a double precision float to perform some operations. "$1,100.00"→1100.00 This needs to be done on the client side. I have no choice but to keep the currency string as input, but need to cast it to a double precision float for some math operations.

2023-08-23 22:49:40

Python basic knowledge quick questions

{Code...} In fact, the final requirement is this: there will be (multiple) spaces, (multiple) line breaks, (multiple) carriage returns and other whitespace characters in the middle and on both sides of the string. I want to convert these whitespace characters. into ";", is there any good way?

2017-05-24 11:34:52

python3.x - Question 6 of getting json from python's simulated trading api with oanda

I solved the ordering problem with everyone's help in Question 3, but when I tested the historical data today, I discovered a strange thing. I want to operate on 6 currency pairs (GBP_USD, EUR_USD, USD_CAD and USD_CHF, USD_JPY, AUD_USD). I want GBP_USD, EUR_US...

2017-06-12 09:27:26

How to filter content cards on a page?

I created a blog post with three categories: (Digital Marketing Category, Tips & Advice Category, Cryptocurrency Category) What I want to do is filter it. For example, if I want to see all articles in the Digital Marketing category, I will click this button to show all Digital Marketing categories and hide the others. Here is my code example. The problem is that my filter is not working. where is the problem? I tried adding JavaScript to make it work but still doesn't work. where is the problem? document.addEventListener("DOMCont

2024-03-30 19:18:27

Functionality without using <br> html to add line breaks

I'm currently learning VueJS and I've made a simple app that pulls information from an API and displays facts about a country based on a given 2 letter country code. Data retrieved from the API is mapped to country and properties. It stores detailed information about a country such as time zone, currency, population, etc. But some information is missing for some countries. I've been trying to get the UI to display a line break when one of the pieces of information is missing. Here, if the obtained data is null or an empty array, country and p

2023-09-08 15:34:08

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What are the currency levels of digital currency?

Course Introduction：The monetary hierarchy of digital currencies classifies them as: Layer 0 – native cryptocurrency (decentralized), Layer 1 – stablecoin (pegged to fiat currency), Layer 2 – central bank digital currency (fiat currency, governed by central bank issued).

2024-04-22 comment 0 872

What types of digital currencies are there?

Course Introduction：Digital currency types include: Bitcoin, Ethereum, Litecoin, Bitcoin Cash, Tether, Ripple, Binance Coin, Dogecoin, Cardano, Tron, in addition to utility, governance and security type tokens, as well as central bank digital currencies issued by the central bank.

2024-04-22 comment 0 727

What types of digital currencies are issued in Hong Kong?

Course Introduction：The types of digital currencies issued in Hong Kong include: Stable coins: USDT, USDC, BUSD Trading tokens: BTC, ETH, BNB Central bank digital currency: e-HKD

2024-04-22 comment 0 1213

India Considers Banning Private Cryptocurrencies, Prefers Central Bank Digital Currencies

Course Introduction：Indian regulators are considering banning private cryptocurrencies like Bitcoin and prefer the potential of central bank digital currencies (CBDCs) to offer safer and more inclusive financial systems, according to local media reports.

2024-10-23 comment 0 241

What is digital currency? Top ten recommended digital currency apps in 2025

Course Introduction：As the digitalization of the economy continues to increase, the concept of digital currency has emerged. As a digital asset that uses encryption technology and is based on blockchain technology, digital currency is completely different from traditional currency. It does not require supervision by banks or central agencies, but relies on decentralized networks for transactions and verification.

2024-12-18 comment 0 839

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