A code uses symbols to replace words, phrases, or sentences.

According to the code, visitors should act with care and respect.

As long as there have been codes, people have tried to break them.

Code breaking never lags (落后) far behind code making.

However, it is also hard to keep a code book secret for long.

It is very hard to break a code without the code book.

People have used secret codes for thousands of years.

Secret codes keep messages private。banks, companies, and government agencies use secret codes in doing business, especially when information is sent by computer.

So codes must be changed frequently.

Steve and Naomi spoke in musical code lines, beats, intervals, moving from the root to end a song in a new key.

The science of creating and reading coded messages is called cryptography.

To read the message of a real code, you must have a code book.

With a code book, you might write down words that would stand for other words.

This danger can be avoided, according to computer science professor Stuart Russell, if we figure out how to turn human values into a programmable code.

But because it's all digital it eliminates the used book market and eliminates any sharing and because homework and tests are through an access code, it eliminates any ability to opt out.

But the code to access the program cost $120—a big sum for Harper, who had already put down $450 for textbooks, and had rent day approaching.

It has all the information on local events within the column code area.

Some colleges have what they call an honor code, though if you are smart enough to get into these schools, you are either smart enough to get around any codes or hopefully, too ethical to consider doing so.

The Postal Service is suspending delivery Jan.30 in some 3-digit ZIP Code locations.

They formulated a dress code with distinctive American features.

These designers established the modem dress code, letting playsuits and other activewear outfits suffice for casual clothing, allowing pants to enter the wardrobe, and prizing rationalism and versatility in dress, in contradiction to dressing for an occasion or allotment of the day.

Publishing data and code allows your science to be reproducible.

If, for example, building codes included green construction guidelines, most developers would be too lazy to challenge them.

Civilization,then,is fine — people banging away on their smartphones are fluently using a code separate from the one they use in actual writing, and there is no evidence that texting is ruining composition skills.

A code number is necessary to run the copy machine.

\I've heard this recently—that embracing the idea of open data and code makes traditional academics uncomfortable,\ says Ram.

\The two cases I'm familiar with didn't involve open data or code,\ he says.

And to get at the contents of a single iPhone, the government says it needs a court order and Apple's help to write new code; in earlier versions of the iPhone, ones that were created before Apple found religion on 热衷于 privacy, the Fbi might have been abl

If they wanted to spell something, they used code words for letters of the Alphabet.

In addition, the talkers used code words.

It is a movement building steady momentua call to make research data, software code and experimental methods publicly available and transparent.

It was a spoken code, never written down and it was developed and used by Navajo Indians.

Neither side wants its code broken by the other.

One very important code was never broken.

So it was pretty certain that the enemy would not be able to understand the code talkers.

That way, Apple could not unilaterally introduce a code that weakens the iPhone—a user would have to consent to it.

The code talkers played an important part in several battles.

The code talkers worked mostly in the islands in the Pacific.

The harder the code, the more some people will try to figure it out.

The Navajos created the code in their own language.

Theirs was the most successful wartime code ever used.

These designers established the modern dress code, letting playsuits and other active wear outfits suffice for casual clothing, allowing pants to enter the wardrobe, and prizing rationalism and versatility in dress, in contradiction to dressing for an occ

They were called the Navajo code talkers.

They would send messages by field telephone to the code talker in the next group.

\Whenever decisions are based on masses of data, you quickly get into a lot of ethical questions,\ notes Tan kiat How, chief executive of a singapore-based agency that is helping the government develop a voluntary code for the ethical use of ai.

At the very least, the court should make itself subject to the code of conduct that applies to the rest of the federal judiciary.

Breaking down problems into bite-sized chunks and using code to solve them becomes normal.

Much more could be done to encourage \long-termism\, such as changes in the tax code and quicker disclosure of stock acquisitions.

Part of the problem is that the justices are not bound by an ethics code.

The justices must address doubts about the court's legitimacy by making themselves accountable to the code of conduct.

Whenever decisions are based on masses of data,  \you quickly get into a lot of ethical questions,\ notes Tan kiat How, chief executive of a singapore-based agency that is helping the government develop a voluntary code for the ethical use of AI.