Q411. What is flexbox?
Flexbox is a CSS3 layout module which provides more flexible and efficient way to align arrange and align the elements within the container. It is widely supported by the...
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Q412. What are the differences between undeclared and undefined variables?
Below are the major differences between undeclared(not defined) and undefined variables, | undeclared | undefined | | ----------------------------------------------------...
Q413. How to get query parameters in React Router v4?
The ability to parse query strings was taken out of React Router v4 because there have been user requests over the years to support different implementation. So the decis...
Q414. What is the next/link component used for?
The **`next/link`** component (``) is the primary way to perform **client-side transitions** between pages in Next.js applications: ### Why Use `` Instead of Standard ``?...
Q415. How to convert a string to lowercase in Python?
Use the `.lower()` or `.casefold()` string method in Python: ```python s = 'MYSTRING' print(s.lower()) # Output: 'mystring' ``` *Tip:* `.casefold()` is recommended for ca...
Q416. What is the difference between flex-grow and flex-shrink properties in Flexbox?
`flex-grow` is a property in Flexbox that specifies how much a flex item should grow relative to the other items in the container, while `flex-shrink` specifies how much ...
Q417. What are global variables?
Global variables are those that are available throughout the length of the code without any scope. The var keyword is used to declare a local variable but if you omit it ...
Q418. Why you get "Router may have only one child element" warning?
You have to wrap your Route's in a `` block because `` is unique in that it renders a route exclusively. At first you need to add `Switch` to your imports: ```javascript ...
Q419. What is the difference between flex-wrap: nowrap and overflow: hidden in CSS?
`flex-wrap: nowrap` prevents flex items from wrapping to the next line when they overflow the container, while `overflow: hidden` hides any content that overflows the con...
Q420. What are the problems with global variables?
The problem with global variables is the conflict of variable names of local and global scope. It is also difficult to debug and test the code that relies on global varia...