API Tutorial (Part 4): Retrieving Personal Data

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Understanding Key Price Metrics: Last Traded Price, Index Price, and Mark Price

In trading interfaces, you’ll encounter three price metrics: Last Traded Price, Index Price, and Mark Price. Here’s how they differ and interact:

1. Definitions and Display Locations

2. Key Differences

| Metric | Purpose | Calculation Method |
|----------------------|----------------------------------|-----------------------------------|
| Last Traded Price | Reflects immediate market activity | Order book executions |
| Index Price | Anchors contract pricing | Multi-exchange weighted average |
| Mark Price | Ensures fair liquidations | Index Price + funding rate adjustments |

👉 Master these concepts for smarter trading decisions


K线 Basics #12: Head-and-Shoulders Top – A Key Reversal Pattern

Pattern Overview

The Head-and-Shoulders Top signals a bearish reversal, resembling a human silhouette:

  1. Left Shoulder: Initial peak followed by a decline.
  2. Head: Higher peak, then a drop below the left shoulder’s low.
  3. Right Shoulder: Lower peak, confirming the trend reversal.

Example: Ethereum/USDT charts often exhibit this pattern.

Why It Matters


Strategy Trading: Spot Martingale

Introduction

A high-probability strategy adapted from 18th-century French gambling:

How It Works

  1. Principle: Double investment after losses to recover previous losses + gain profit.
  2. Conditions: Requires deep liquidity and disciplined risk management.

Caution: High capital risk if trends persist against predictions.


Switching DNS for Better Network Stability

Step-by-Step Guide

Windows 10/8.1:

  1. Right-click This PCPropertiesControl PanelNetwork and Internet.
  2. Select Network and Sharing CenterChange adapter settings.
  3. Modify IPv4 properties to use DNS like Google (8.8.8.8) or Cloudflare (1.1.1.1).

MacOS:

  1. Go to System PreferencesNetworkAdvancedDNS.
  2. Add preferred DNS servers.

👉 Optimize your connection for seamless trading


Arbitrage Order Placement

Market Context

Arbitrage exploits price disparities across platforms to:

Execution Tips


Crypto Options 101: What Are They?

Benefits

Example: Buy call options to hedge against upside volatility.


FAQ Section

Q1: How often should I check Index Prices?

A: Continuously during volatile periods; they’re critical for contract settlements.

Q2: Can Martingale strategy fail?

A: Yes, if a prolonged downtrend exhausts your capital.

Q3: Is DNS switching safe?

A: Absolutely—it only improves speed/uptime without data risks.

Q4: What’s the minimum capital for arbitrage?

A: Depends on exchange fees, but $1K+ is recommended for meaningful gains.