Q1251. What are CSS 2D Transforms?
CSS 2D Transforms are a set of properties that allow you to transform the position, rotation, scaling, and skewing of an element in two dimensions, without affecting the ...
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Q1252. What is same-origin policy?
The same-origin policy is a policy that prevents JavaScript from making requests across domain boundaries. An origin is defined as a combination of URI scheme, hostname, ...
Q1253. What is Jest?
_Jest_ is a JavaScript unit testing framework created by Facebook based on Jasmine and provides automated mock creation and a `jsdom` environment. It's often used for tes...
Q1254. How can you implement simple rate limiting for API routes?
For basic protection you can use an in-memory store (suitable for single-instance apps) or a shared store (Redis) for multiple instances. Example memory-based limiter usi...
Q1255. How do you make sure Vue application is CSP complaint?
Some environments(Google Chrome Apps) prohibits the usage of `new Function()` for evaluating expressions and the full builds of vue applications depends on this feature t...
Q1256. What does "locking" refer to?
A mechanism to prevent concurrent transactions from interfering with each other. Locks can be **shared** (read locks, multiple allowed) or **exclusive** (write locks, onl...
Q1257. What is used to create unicode strings in Python?
In Python 3, **all strings are Unicode by default** (type `str`). To create a byte string, prefix the literal with `b`: ```python text = 'HireXTech' # Unicode str raw_byt...
Q1258. Can you use negative values with CSS 2D transforms? If so, what effect do they have?
Yes, you can use negative values with CSS 2D transforms. The effect of negative values depends on the function being used. For example, a negative value for the `rotate()...
Q1259. What is the purpose of void 0?
Void(0) is used to prevent the page from refreshing. This will be helpful to eliminate the unwanted side-effect, because it will return the undefined primitive value. It ...
Q1260. What are the advantages of Jest over Jasmine?
There are couple of advantages compared to Jasmine: - Automatically finds tests to execute in your source code. - Automatically mocks dependencies when running your tests...