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What Are Smart Contracts? How Do They Drive Web3 Applications? Understand the Value and Risks of Smart Contracts, from How They Work to Real-World Applications

In the Web3 world, we often hear the term smart contract.

Many on-chain applications rely on smart contracts to run, including DeFi lending, decentralized trading, NFT transactions, and DAO governance.

But what exactly is a smart contract? Can it really understand human intent like a traditional contract? Why can a code vulnerability cause severe asset losses?

Understanding these questions is an important step toward understanding W
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$SOL used to touch the weekly trendline three times before each Super Pump 🔥
We are now at the third touch 🚀
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Ledger CEO Says No Device Is Completely Secure! With repeated hardware wallet security incidents, ho
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Lighthouse’s sponsored deals have officially entered the “strictly curated” phase, and small accounts are no longer viable.

Put simply, most advertisers will prioritize accounts with the “Strictly Curated” label going forward. Creators at ordinary tiers probably won’t get a piece of the pie—they’ll be left picking up scraps and taking small, scattered deals.

At its core, the platform’s “Strictly Curated” program gives advertisers an upfront layer of credibility assurance and quality screening.

Once the program takes hold, the market will quickly develop a Matthew effect:

The more concentra
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$ETH Currently at 2054.95, down 1.81% over 24H. Both the 1H and 4H charts are weak, with price under pressure below the EMA20 and volume at just 0.11x the average, indicating insufficient participation. A sustained hold above the 2110.03 resistance could signal a continued recovery; a break below the 2005.0 support would likely leave the weakness intact. In the review, focus on whether price holds above 2110.03 and whether it can reclaim 2005 after losing it. Without volume confirmation, the setup is invalid. Market volatility is high; for observation only.
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Someone is about to get fully rekt
A whale opened a $28 Million $BTC short with 40x leverage today
If BTC only pumps $400, he will get liquidated
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$BTW The current market is clearly bearish, with prices continually held below the key moving-average system and rebounds showing little strength. The trading strategy is to primarily sell into rallies, waiting for prices to recover to resistance zones before entering selectively. The downtrend is expected to continue.
First Entry Zone: 1.0820 – 1.1075 Second Entry Zone: 1.1373 – 1.1431 Third Entry Zone: 1.2405 – 1.3194 Target 1: 0.9584 Target 2: 0.8818 Target 3: 0.7512 Stop Loss: 1.3574
Additional note: If the price breaks strongly above 1.3574 and holds there, the bearish thesis for this mo
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CBN 5G subscribers are expected to grow from 5.5 million in 2022 to 44 million in 2026, but growth is front-loaded and slows over time.
It’s like giving a marathon runner a rocket booster, only to have to wait three years before they even reach the starting line.
$BTC
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When a strategy starts losing, the most dangerous thing to do is not to stop immediately or keep toughing it out, but to repeatedly change parameters without evidence.

Many traders go through this process:

A strategy performs well in backtests and has even generated consistent profits in live trading. But after a while, losses start to mount.

At this point, three reactions are common:

First: assume it’s just bad luck and keep following the strategy.

Second: constantly adjust parameters in the hope of restoring the equity curve.

Third: start doubting the entire strategy and even abandon a
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$AMD ‌
The structure has shifted from a clear downtrend to a bullish reversal, as evidenced by price breaking above the 1-hour moving averages and reclaiming the 500 psychological level.

Price action shows a strong impulsive move up from the 402.10 low, with recent 1-hour candles consolidating near the 515 level after testing a high near 539.25, while the MACD shows bullish momentum but hints at potential slowing as it flattens near the 45.00 level.

My plan is to wait for a pullback to the MA10/MA20 cluster (around 510-514) to enter long, targeting the recent high of 539.25 with a stop be
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AMD+1.27%
Back then, no one could have imagined these four kids would become as famous as they are today.
🎁 Gate Square Comment Challenge: Last Week’s Winners

Congrats to the users who turned comments into rewards 👇
🏆 @北辰Alpha: Gate merch worth approx. 150 USDT
⭐ @蜡笔小小小新, @Belalelbanna, @GateUser-c08c5c8b: 5 USDT each

💬 Keep commenting this week: share insights, experiences or thoughtful questions. Could you be next?
🎉 Register, then post your first valid comment for a 10 USDT Futures Position Voucher.
👉 Register first, then comment : https://www.gate.
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Gold made an hourly-chart spike and pullback this evening, followed by a second dip; watch 4020 closely below.
The long entry at 4060 that we suggested this morning has been reached.
The short entry is near 4060, with downside targets at 4038 and 4020.
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$PLAY BIG SHORT: PLAY is in a strong downtrend, trading below key resistance. A continued break below support could trigger another decline—the sellers remain in control. Short $PLAY Entry: 0.00695–0.00710 Stop loss: 0.00755 Target 1: 0.00687 Target 2: 0.00660 Target 3: 0.00630 Target 4: 0.00600 Trade here $PLAY 👇
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PLAY+9.21%
🎁 Gate Square Comment Reward Challenge: Last week's winners announced!

Congratulations to the following users for turning comment section interactions into rewards 👇
🏆 @北辰Alpha: exquisite Gate merch, valued at 150 USDT
⭐ @蜡笔小小小新, @Belalelbanna, @GateUser-c08c5c8b: 5 USDT each

💬 This week continues: add your perspectives, share your experiences, ask thoughtful questions, and interact for a chance to win great prizes!
🎉 Get a 10 USDT futures position
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$BTC Lost $8K in a Week. Here's What Might Be Behind It.

Last Wednesday, Bitcoin was trading above $81,000. This week, it slipped below $73,000. That's a pretty sharp reversal

We already know about ETF outflows and macro uncertainty. But CryptoPotato highlighted three less obvious factors worth looking at.

💧 1. Less stablecoin liquidity

USDT's market cap has reportedly fallen by around $6.6B over the past couple of months.

That could mean less readily available capital for buying crypto, although a smaller stablecoin supply doesn't automatically mean investors have stopped buying.

2.
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$BTC / USDT:
Bitcoin hasn't looked this weak for a long time. This should either be a sell off and buy zone by big organizations. Or, a massive push is coming.
1d, 7d, and 1month charts have all hit the resistance. Any further below is looking dangerous and potential 60k zone is ahead.
Very crucial.
What are your thoughts on BTC?
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How should you allocate position sizes scientifically in BTC trading? Don't let one mistake destroy your entire account!

In BTC trading, many people spend a lot of time researching entry points but overlook an equally important question: How much capital should they commit? Even if you correctly predict the market direction, an oversized position can expose you to enormous pressure from a normal pullback. Truly mature traders consider not only where to buy, but also how much to invest.

First, determine your position size based on your risk tolerance. Don't use the same amount of capital for
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