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Microsoft classic interview questions (with answers)
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The reason for a famous brand is that even recruitment is different. Microsoft's recruitment has always been a topic of discussion, saying that it is so difficult ......
** Input lsquo; CanUbunt [u] rsquo; on Google, a series of automatic recommendations will be displayed in front of you. These suggestions are based on the most frequently searched users. For old Linux users, they are confident to answer these questions. But for new users or those who are still exploring whether Release versions like Ubuntu are suitable, they are not very clear about these answers. This is
problem is if the elements in the collection, this will bring some errors, some unpredictable errors, So it is forbidden to do so in collection.29th, when an object is passed as a parameter to a method, this method can change the properties of the object and return the changed result, so is this a value pass or a reference pass?Reference passing, there is no doubt that object passing can only be a reference. You can change the content of the reference, but not change the reference itself.30th,
I believe there are many webmaster friends are keen to use the quiz platform to do outside the chain. In my daily work, I have to do at least 50 answers on a question and answer platform. Then the next day you can query a lot of outside the chain. I am learning from other people's Questions and answers experience, found that their use of the platform is generally
("Too big, a little bit smaller");}else{System.out.println ("Congratulations on your guess right");Break}System.out.println ("remaining" + (10-A) + "Second Chance");}while (true);}} 4. use a double loop to print all the primes between the 2~200. public class Text {public static void Main (string[] args) {for (int i = 2; i Boolean A = true;for (int j = 3; J if (i%j==0) {A = false;Break}}if (a) {System.out.println (i);}}}}
An int array is known to arr = {12,4,22,11,24,9}, finding the ma
.equals (S2));Enter false because S2 is not of type string, and the Equals method of string is type-judged.3. What does the following code enter?"ABC"; String ("abc"); S2.intern (); System.out.println (S1 ==s2); The output False,intern () method returns a reference to the string object from the string pool, but since we have not assigned to S2,S2 no change, if the third line of code is S2 =S2.intern (), enter true.4. The following code will create several string objects.String ("Hello"); Stri
c.window.location= The role of "a.html" and window.location.href= "a.html" is to replace the current page with the a.html page D. Defines the global variable G; You can access the variable in a WINDOW.G way
Third, questions and answers: 1, talk about the use of JavaScript array sorting method sort (), focusing on the use of sort () parameters and its internal mechanism answer:
Syntax: Arrayobject.sort (Sor
| | | | user | 0 | PRIMARY | 2 | User | A | 4 | NULL | NULL | | BTREE | | | +-------+------------+----------+--------------+-------------+-----------+-------------+----------+----- ---+------+------------+---------+---------------+ 2 rows in set (0. XX sec) 11. What is a CSV table?A: CSV is a comma-separated value (comma-separated values) or an abbreviation that is also known as a character-delimited value (character-separated values). CSV tables store data in plain text and t
Linux Related Questions AnswerLinux Face Test Answer hypothesis apache The log format is: Span style= "Font-family:tahoma" > 118.78.199.98–-[09/jan/2010:00:59:59 +0800] "get/public/css/ Index.css http/1.1″304– "http://www.a.cn/common/index.php" "mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; GTB6.3) " problem 1 : in apachelog 10 ip awk ' {print '} ' Apache_log |sort |uniq-c| Sort-nr|head-n awk First, the in
First step: Find all files in the/oldboy directory and its subdirectories that end with the extension. shFind all Files:[Email protected] oldboy]# find/oldboy/-type f/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh/oldboy/alex.txt/ Oldboy/oldboy.txtFind all files ending with. sh[Email protected] oldboy]# find/oldboy/-type f-name "*.sh"/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh13.2 Step Two: How to replace the Oldboy in a file with the Oldgirl[[email protected] oldboy]# #sed ' s# What you're l
Wireless networks are becoming increasingly popular, and we can build a small wireless network at home, which inevitably reveals some problems. So let's take a look at some of the home wireless WLAN technology to help you with the answers to the questions. Home Wireless WLAN technology Qamp;a 1.WLAN=GPRS? once had a lot of friends asked, equipped with wireless network card notebook computer in connectio
is used for medium-sized and large-scale data 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 ful
selector: directly based on the ID, CSS class name, element name to return the matching DOM elements. 2, hierarchical selector: Also known as the path selector, you can select the corresponding DOM element according to the path hierarchy. 3. Filter selector: Filter the relevant conditions on the previous basis to get the matching DOM elements. Question: Use jquery to set all the element borders on the page to a 2px wide dashed line? Answer: This is the time for the jquery selector to play, the
conserve bandwidth and the stability of script references, we use jquery files on the CDN, such as Google's jquery CDN service. However, if the jquery service on these cdns is not available, we can also switch to the jquery version of the local server by using the following code:HTML code --------------------------------------------------I'm a split line-------------------------------------------------------------- 6, how to use jquery implementation Click Button Pop up a dialog box?Answer: The
. Combining these two technologies with SVM is one of the reasons why SVM classifier is simple and powerful.Problem description
A Gaussian core is usedTraining SVM (Support Vector machine), the test proves that if there are no two points in the same position in a given training set, there is a set of parameters {α1, ... αm, b} and parameter gamma make the SVM training error of 0.
If we use the parameter gamma in question 1 to train a SVM that does not join the relaxation variable, w
load Java extension libraries. The implementation of the Java virtual machine provides an extension library directory. The class loader finds and loads Java classes in this directory.3. Systems Class Loader (System class loader): It loads Java classes based on the Java application's Classpath (CLASSPATH). In general, Java-applied classes are loaded by it. It can be obtained by Classloader.getsystemclassloader ().4. User-defined ClassLoader, implemented by inheriting the Java.lang.ClassLoader cl
amount of the month, Debitoccur: The amount of the occurrence.Database name: Jcyaudit, Data set: Select * from TestDBAnswer: Select A.*From TestDB A, (select Occmonth,max (debitoccur) debit101ccur from TestDB where accid= ' 101 ' GROUP by Occmonth) bwhere A.occmonth=b.occmonth and A.debitoccur>b.debit101ccur************************************************************************************Interview question: How to put such a tableYear Month amount1991 1 1.11991 2 1.21991 3 1.31991 4 1.41992 1
NULL5 8 NULLNULL NULL 9------------------------------------------1)Select a. department name Dname,b. Performance YJ as ' January ', c. Performance YJ as ' February ', d. performance YJ as ' March 'From table1 a,table2 b,table2 c,table2 DWhere a. DEP Department = B. DEP department and b. Month Mon = ' January ' andA. Department dep = c. DEP department and c. Month Mon = ' February ' andA. Department dep = D. Department DEP and d. Month Mon = ' March ' and2)Select A.DEP,SUM (case if B.mon=1 then
is very likely that there will be multiple lines of text in the actual edits at this point we use the command to display the line number so that we can better edit the text.Specific description of the general mode of deletion, copy and paste?A: Previously deleted one character and deleted one character backwards: x,xDelete cursor Line: DDDelete cursor down n rows: nddCopy cursor line: yyCopy cursor down n line: NyyPaste from the next row and previous line on the lines: P and PHow do I enter edi
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