From January 2015, she started to practice leetcode questions; she trains herself to stay focus, develops "muscle" memory when she practices those questions one by one. 2015年初, Julia开始参与做Leetcode, 开通自己第一个博客. 刷Leet code的题目, 她看了很多的代码, 每个人那学一点, 也开通Github, 发表自己的代码, 尝试写自己的一些体会. She learns from her favorite sports – tennis, 10,000 serves practice builds up good memory for a great serve. Just keep going. Hard work beats talent when talent fails to work hard.
Tuesday, August 11, 2026
Goog stock broke down EMA 100 on day chart, will it continue downtrend?
Whether Alphabet Inc Class C (GOOG) will continue its downtrend depends on whether the stock can maintain a dynamic defense above its 200-day simple moving average (SMA). Breaking down past the 100-day Exponential Moving Average (EMA) marks a structural shift from a short-term pullback into a more aggressive intermediate correction. [1, 2, 3, 4, 5]
- The Breakdown Signal: Breaking beneath the 100-day EMA strips away intermediate-term momentum. If the daily candle closes significantly lower on expanding volume, technical traders treat the 100-day EMA as immediate overhead resistance. [1]
- The Ultimate Target (200-day SMA): Historically, when mega-cap tech stocks break down past the 50-day and 100-day thresholds, they are highly prone to gravitating toward their 200-day moving average. For GOOG, this critical long-term support sits near $321–$328, leaving room for a deeper structural correction if the broader markets remain weak. [1, 2, 4]
- Massive AI Spending Drag: Institutional investors are penalizing Alphabet following surging 2026 capital expenditure guidance ($195–$205 billion), which triggered the company’s first-ever quarter of negative free cash flow. Wall Street wants immediate evidence of AI monetization before buying the dip. [1, 2]
- Regulatory & Talent Headwinds: A federal judge's ruling declaring Google an illegal search monopoly—combined with the threat of forced structural remedies like divesting Chrome—creates an ongoing fundamental overhang. [1]
- Watch the Re-test: See if the stock attempts an intraday bounce back up to the 100-day EMA. If it gets rejected quickly on low buying volume, the downtrend is confirmed.
- Set Alerts for Major Support: Keep an eye out for a test of the 200-day SMA or the historical psychological floor around $320, where heavy institutional accumulation typically steps back into the stock.
ORCL stock loss on July is $3000 US dollars, but I did not take part in trading when ORCL stock went up 30% in first few days of August, how to prepare myself to get in without hesistation, cut loss in July had emotion problem to handle stress of Orcl stock. In chinese please
面对交易中的亏损与错失机会,产生焦虑、自责和犹豫是极其正常的心理反应。克服交易中的情绪困扰并做到“毫不犹豫地入场”,关键不在于消灭情绪,而在于建立一套能够完全替代主观直觉的“机械化交易框架”。
- 7 月止损痛苦的原因: 缺乏清晰的事前止损计划。当亏损发生时,你的大脑在“接受现实(割肉)”与“心存侥幸(等待反弹)”之间拉扯。这种心理内耗带来了巨大的精神压力。
- 8 月踏空犹豫的原因: 受到 7 月 $3000 美元亏损的**“蛇咬效应”(Snakebite Effect)**影响。你的潜意识将“买入 ORCL”与“痛苦的亏损”绑定在了一起,导致你在机会来临时因恐惧而手软,错失了右侧交易的黄金节点。 [1]
- 示例标准: 日K线站稳 20 日均线、或者甲骨文(ORCL)关键阻力位突破、亦或是成交量放大至均值 1.5 倍以上。
- 行动: 只有当市场走势完全符合你的标准时,才允许自己下单。如果不符合,即使它涨了 50% 也与你无关,那不是你的交易机会。
- 限价单入场: 尽量使用条件单自动触发,减少人工盯盘时的心理博弈。
- 刚性止损(Stop-Loss): 比如参照**“7-8% 严格止损原则”**,或者跌破前期低点时系统自动割肉。
- 2% 单笔风险原则: 设定任何单笔交易的实际最大亏损不超过你总投资账户的 1% 到 2%。
- 计算公式: 假设你账户有 $50,000 美元,2% 的风险是 $1,000。如果你的买入点距离止损点有 10% 的空间,那么你这笔交易最多只能投入 $10,000($10,000 × 10% = $1,000)。通过控制仓位,即使这笔交易再次止损,亏损也在你的承受范围内,不会引发情绪失控。
- 3-3-4 分批法: 先用计划仓位的 30% 试水(建立底仓)。如果股价正如预期上涨,说明你判断正确,再在回调时加仓 30%,最后在趋势确立时补齐尾仓。
- 心理优势: 这种做法能让你快速“上车”消除踏空焦虑,同时由于初始仓位极轻,即便立刻遭遇洗盘,带来的亏损也微乎其微。
- 改变对“止损”的认知:
止损不是“失败”,而是为了留在桌上继续玩牌而支付的“保险费”。7 月份你虽然亏损了 $3000,但它保护了你免受更深跌幅的伤害(当时 ORCL 面临资本支出过高和现金流承压的巨大市场抛售压力)。你做出了正确的保护性动作。 - 接受“踏空”是交易的一部分:
8 月初 30% 的暴涨没有抓到,这在股票市场中每天都在发生。市场上永远不缺机会,缺的是能够冷静执行计划的本金和心态。
what a trader can do in order to hold a position for longer time? In chinese
交易员若想延长持仓时间、让利润奔跑,核心在于优化仓位管理、使用移动止损(Trailing Stop)以及克服过早平仓的心理恐惧。通过减少单笔交易风险和减少盯盘频率,交易者能更从容地应对市场波动。 [1, 2, 3, 4, 5]
- 减小仓位规模:如果仓位过重,市场的小幅回调就会引发焦虑,导致过早离场。降低单笔交易的资金占比,能让人在波动中保持冷静。
- 合理放置止损:不要将止损设置得太紧,应根据市场日线或周线级别的支撑/阻力位,以及平均真实波幅(ATR)来设定,给价格正常的波动空间。
- 使用移动止损(Trailing Stop):当价格朝着有利方向移动时,手动或自动上移止损位,以此锁定部分利润并彻底交给市场去跑。
- 分批止盈(Scale Out):到达第一个目标位时只平掉一部分仓位(例如减仓一半),留下一小部分“趋势单”(Runner)设定好止损放长线。
- 减少盯盘时间:频繁看盘会放大情绪波动。设置好价格提醒(Alerts)后离开屏幕,做到“设置完便不再管”(Set and Forget)。
- 改变盈亏关注点:不要总盯着浮动盈亏的金额跳动,而应专注于执行交易计划本身。




