mahjong questions and answers

12 interesting questions and answers in C Language 12 questions in C language, involving pointers, processes, operations, struct, functions, and memory. Let's see how many questions you can make!1. gets () function Q: Please find out the problem in the following code: #include int main(void) { char buff[10];

applications. The serial collector is sufficient for most small applications, which require about 100M of memory on modern processors.41. In Java, when can objects be garbage collected?This object can be recycled when the object becomes inaccessible to applications that currently use the object.Is there a garbage collection in the permanent generation of 42.JVM?Garbage collection does not occur in a permanent generation, and if it is permanently full or exceeds the threshold, a full GC is trigg

The day before, I posted an article titled "answers to the questions of Lao Zhao interview (I)". I couldn't help but think about some things. The article I wrote the day before yesterday did not expect that there were so many comments. There were always a few comments that looked quite uncomfortable. I think of a previous instructor who said, "Even if this class brings you a piece of inspiration, you are

applications. The serial collector is sufficient for most small applications, which require about 100M of memory on modern processors.41. In Java, when can objects be garbage collected?This object can be recycled when the object becomes inaccessible to applications that currently use the object.Is there a garbage collection in the permanent generation of 42.JVM?Garbage collection does not occur in a permanent generation, and if it is permanently full or exceeds the threshold, a full GC is trigg

method in a subclass that has the same name and parameters as its parent, we say that the method is overridden (override). When an object of a subclass uses this method, the definition in the subclass is called, and for it the definition in the parent class is "masked". If more than one method with the same name is defined in a class, they either have a different number of arguments or have different parameter types, which is called a method overload (overload).The overloaded method is a ty

modified the title, then update ... set title =? where article_id =? Do not set content =? (large text)(6). When necessary, use a different storage engine. For example, InnoDB can reduce deadlocks. Heap can increase query speed by an order of magnitude8. Talk about transaction processingA example of a $50 transfer to B's account9, apache+mysql+php to achieve maximum load methodSee 7implementation of the text string interception of no garbled method. Mb_substr ()11.Php$empty=‘‘;$null=Null;$bool=

the two tags, 115. What does the implied object mean? What are the hidden objects?JSP implied objects are some Java objects in the page, and the JSP container allows these Java objects to be used by developers. Developers can use them directly without a clear statement. JSP implicit objects are also called predefined variables. The following lists the implied objects in the JSP page: Application Page Request Response Session exception Out Config PageCont

C ++ pen questions: one of the two answers 1. implement a functionthat prints the numbers from 1 to 100.But for multiples of three (3) print "Zif" insteadof the number and for the multiples of five (5) print "Nab ". for numbers whichare multiples of both three and five print "ZifNab ". void printZifNab(int from, int to){if (from > to) return;for (int i = from; i 2. unsigned short ConvertRGB888toRBG565 (

this class?A: The above dialog class in practice will be called multiple times, and each call to reload the same resources and instantiation, which is a loss of performance things.Description: This problem according to the title description can be inferred from the actual project, then there must be a certain improper to take out the question. I only see these questions, if you have any good suggestions, you can leave a comment.Title 10.1 Public str

In-depth answers to 11 basic questions about Python and 11 on python11 Preface This article gives you an in-depth answer to the 11 basic questions about Python. Through these questions, you can further understand and learn about python. Let's not talk about them here. Let's take a look at the detailed introduction. I.

In order to bring you some small surprises, this time we have prepared some questions randomly encountered during the interview, rather than questions about a specific field. These questions will certainly make you stand out in the interview without further learning new knowledge. Recommended: 10 Linux Interview Questions