Important websites for a programmer

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Timing tab of chrome dev tools

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Timing breakdown phases explained Here's more information about each of the phases you may see in the Timing tab: Queueing (no-color, transparent, white ) . The browser queues requests when: The request was postponed by the rendering engine because it's considered lower priority than critical resources (such as scripts/styles). This often happens with images. The request was put on hold to wait for an unavailable TCP socket that's about to free up. The request was put on hold because the browser only allows  six TCP connections  per origin on HTTP 1. Time spent making disk cache entries (typically very quick.) Stalled/Blocking (grey) . Time the request spent waiting before it could be sent. It can be waiting for any of the reasons described for Queueing. Additionally, this time is inclusive of any time spent in proxy negotiation. Proxy Negotiation (grey): Time spent negotiating with a  proxy server  connection. DNS Lookup (Dark green) . Time spent p...
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Understanding focal length and aperture | Become a photographer with Shubham Part-9

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1. What if focal length Focal length is the distance from the center of the lens to the imaging point 2. Focal length and aperture relation: The aperture is a fraction that describes the ratio of aperture (entrance pupil) diameter to focal length. 3. How to differentiate between lenses: Camera name itself says, like: Nikon 18-55mm f/3.5-5.6 AF-P. Maximum aperture is f/3.5 but it shifts gradually from f/3.5 at the wide end to just f/5.6 at the longer focal lengths. It can be identified by column as well, like:Nikon 50mm 1:1.4G(Max aperture f/1.4). Nows lets get into the details: 1. What is focal length: Focal length is the distance from the center of the lens to the imaging point (focal plane) where the light for the image is collected. When a lens is described as a "50mm lens," it is referring to its focal length. Different focal lengths create different levels of magnification and change the viewing angle of the resulting photograph. As the focal length value decreases, the ...
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Notes: Can't hurt me by David Goggins

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Src: https://www.amazon.in/Cant-Hurt-Me-Master-Your/dp/1544512287 Must read book,   Introduction David Goggins' memoir, "Can't Hurt Me," is a raw and inspiring account of his extraordinary journey from a troubled childhood to becoming a decorated Navy SEAL, ultramarathoner, and triathlete. Through his vivid storytelling and unwavering honesty, Goggins reveals the depths of human resilience and the power of the mind to overcome adversity. Chapter 1: I Should Have Been a Statistic The book begins with a harrowing depiction of Goggins' early life. Raised in a dysfunctional family, he endured physical and emotional abuse, poverty, and a lack of opportunities. Yet, amidst the darkness, Goggins found a glimmer of hope in his own determination. He developed a rebellious spirit and a refusal to be defined by his circumstances. Chapter 2: Truth Hurts As Goggins enters the military, he faces a new set of challenges. The rigorous training of the Navy SEALs pushes him to his ...
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