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Ankitha Reddy has Published 75 Articles
Ankitha Reddy
463 Views
To debug obfuscated JavaScript code, you need to use a JavaScript formatter or beautifier. Go to the following link to beautify JavaScript, In the left section, add your obfuscated JavaScript code and click Beautify as shown below, On clicking, you can see Beautified JavaScript code in the right section.
Ankitha Reddy
127 Views
To check this we need to have the profiling information which indicates resource usage for the statements executed during the course of the current session. Profiling information can get by SHOW PROFILE and SHOW PROFILES statement. Before running these statements, the profiling session variable must be set to 1 as ... Read More
Ankitha Reddy
2K+ Views
Object slicing is used to describe the situation when you assign an object of a derived class to an instance of a base class. This causes a loss of methods and member variables for the derived class object. This is termed as information being sliced away. For example, class ... Read More
Ankitha Reddy
96 Views
The ctrlKey property is used to show whether the CTRL key is pressed or not when key event was triggered. You can try to run the following code to learn how to implement a ctrlKey property in JavaScript − Example Live Demo ... Read More
Ankitha Reddy
92 Views
As we know that the range of TIME field in MySQL is ‘-838:59:59’ to ‘838:59:59’. Now, if TIMEDIFF() function’s output surpasses this range then MySQL will return either ‘-838:59:59’ or ‘838:59:59’ depends upon the values of the argument. Example mysql> Select TIMEDIFF('2017-09-01 03:05:45', '2017-10-22 03:05:45')AS 'Out of Range TIME ... Read More
Ankitha Reddy
168 Views
By using DISTINCT keyword along with column name as the argument of COUNT() function we can count the number of unique values in a column. The syntax is as follows − SELECT COUNT(DISTINCT Col_name) FROM table_name; Example Suppose we have the following table mysql> Select * from ... Read More
Ankitha Reddy
20K+ Views
HashMap is non-syncronized and is not thread safe while HashTable is thread safe and is synchronized. HashMap allows one null key and values can be null whereas HashTable doesn't allow null key or value. HashMap is faster than HashTable. HashMap iterator is fail-safe where HashTable iterator is not fail-safe. ... Read More
Ankitha Reddy
213 Views
As we know that, MySQL database server is having the user table in MySQL database which is used to store the user accounts so by using MySQL database we can create user accounts in MySQL database server. There must be two things while creating the new user account, one is ... Read More
Ankitha Reddy
169 Views
To find an octal number character with JavaScript Regular Expression, use the following. Add the octal number here − \xxx You can try to run the following code to find an octal number character. It searches for octal number 123 i.e S − Example Live Demo ... Read More
Ankitha Reddy
347 Views
volatile means two things − The value of the variable may change without any code of yours changing it. Therefore whenever the compiler reads the value of the variable, it may not assume that it is the same as the last time it was read, or that it is ... Read More