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The event dispatching thread (EDT) is a background thread used in Java to process events from the Abstract Window Toolkit (AWT) graphical user interface event queue. It is an example of the generic concept of event-driven programming, that is popular in many other contexts than Java, for example, web browsers, or web servers.
Camping foods are often shelf-stable—that is, they require no refrigeration. Campers may be outdoors for days or weeks at a time, and will often pack food for the entire trip. Campers will sometimes take fresh food that can be consumed in the first day or two of a hike but will usually not risk carrying perishable food beyond that timeframe ...
Hiking equipment is the equipment taken on outdoor walking trips. The duration, distance, planned activities, and environment impacts equipment selection. For example, a short day hike across flat farmland versus trekking in the Himalayas would call for different types of equipment.
A weighted carry from backpacking taxes muscles. [4] A weighted load stresses the shoulders, delts, back, abs, obliques, hips, quads, hamstrings and the knees. [4] Humans can carry weight under 50 pounds (23 kg) in a safe manner, [4] and a weighted carry is as beneficial for the cardiovascular system as a light run, [4] and for exercise, a weighted carry helps avoid injuries.
A trowel that can be used to dig a cathole. Other outdoor organizations have variations of the Ten Essentials pertinent to local conditions.. Boy Scouts of America's "Scout Basic Essentials" are quite similar (Map and Compass, Sun Protection, Extra Clothing, Flashlight, First-Aid Kit, Matches and Fire-starters, Pocketknife, Trail Food, Water Bottle, and Rain Gear.) [6]
Backpacking is a form of low-cost, independent travel, which often includes staying in inexpensive lodgings and carrying all necessary possessions in a backpack. Once seen as a marginal form of travel undertaken only through necessity, it has become a mainstream form of tourism.
Ultralight backpacking (sometimes written as UL backpacking) is a style of lightweight backpacking that emphasizes carrying the lightest and least amount of gear. [1] While no technical standards exist, some hikers consider "ultralight" to mean an initial base weight of less than 4.5 kg (9.9 lb). [ 2 ]
The observer design pattern is a behavioural pattern listed among the 23 well-known "Gang of Four" design patterns that address recurring design challenges in order to design flexible and reusable object-oriented software, yielding objects that are easier to implement, change, test and reuse.