Back in the stone age; the people of that era used their own hands and feet to measure things. Sticks, rocks, ect
The body was the first tool esed to aid in measure ment. Jonathan McKnight
The body was used as the earliest tool for measurement. Of the tools found by archaeologists, the oldest tool used for measurement was the compass. It was used to ensure two stones, when cut would fit together accurately. This aided in the pyramids construction.
Weights and measures were among the earliest tools invented by man. Primitive societies needed rudimentary measures for many tasks: constructing dwellings of an appropriate size and shape, fashioning clothing and bartering food or raw materials.
Bows, arrows, knifes (sharp sticks), kitchen tools, etc.
Well I know one of the early mesopotamian inventions was the plow.
Early man used stone tools for hunting and various uses like fire or to kill animals to get there skin or for food. Hunter Gatherers used some of their tools to hunt like arrow heads and flint stones.
One can simply find one by testing out what the really want. The analysis tools can track from a variety of tasks performed such as clicks on a page to page hits (how many people has visited the page).
Some birds use sticks for getting food out of logs but i think the difference is humans are more sophisticated in the use of tools.
Results will vary. Precision is compromised.
The altimeter was one of the first which measured vertical distance and was invented by Paul Cailletet. Other instruments that were the first of it's kind where the protractor, which was invented by Joseph Huddart, And sextant, which was invented by Thomas Godfrey and John Hadley.
Some common tools used in defect tracking include Aardvark, Bug Monitor and GNATS. Some of these tools are freeware while others cost money. You can get more information about these tools at their respective websites.
Yes, GstarCAD has more than 100 functions in Express Tools which are similar to AutoCAD, and some of them are GstarCAD unique features such as drawing compare,GstarCAD tools. All of them help engineers work more efficiently.