heavy sledgehammer

Data that is bound to a table, such as ELEMGNT, is unique to a keyvar Myarry = [ {name: ' Liuyang ', age:13}, {name: ' Jike ', age:15}, {name: ' Liuyang ', age:223}, {name: ' Jike ', age:42}, {name: ' Ligongjiu ', age:22}]//incoming array (tabular table) and table key such as Namefunction Deweight (arr, key) {Let ret = [] Arr.foreach (item, index, self) and {let compare = [] Ret.foreach ((Retitem, Retindex, retself) = = { Compare.push (Retitem[key])

use, please limit the maximum number of thread pool, this value can be controlled within 10.Here is an example of multithreading to eat memory while(true) { //Threadpool.setmaxthreads (ten);//Limit maximum worker threads and I/O threadsThreadPool.QueueUserWorkItem (NewWaitCallback ((a) ={concurrentdictionarystring, sendingresult> test2 =Newconcurrentdictionarystring, sendingresult>(); Test2. TryAdd (Guid.NewGuid (). ToString (),NewSendingresult {batchnumber=Gu

(1) intersection of two files, and setPrerequisites: No duplicate lines in each file1. Remove the set of two files (duplicate lines are reserved only one copy)Cat File1 File2 | Sort | Uniq > File32. Remove the intersection of two files (leaving only files that exist in two files)Cat File1 File2 | Sort | uniq-d > File33. Delete the intersection and leave the other rowsCat File1 File2 | Sort | Uniq-u > File3(2) two files mergedA file on, a file in the nextCat file1 file2 > File3A file on the left,

Method One, use the For loop traversal to remove the repeating element code in the list as follows Public Static voidMain (string[] args) {Test07 test07=NewTest07 (); System.out.println (Test07.getlist ()); } PublicList getList () {list originallist=NewArrayList (); Originallist.add (1); Originallist.add (3); Originallist.add (3); Originallist.add (5); Originallist.add (7); Originallist.add (7); Originallist.add (13); List templist=NewArrayList (); for(Object object:originallist) {if(!Te

Removes duplicates from the array.The first method of using for loopDefines the array var a = [2,3,3,4,5,3,2,6,7,3];Define an empty array var b=[]The second method of using functionsDefines the array var a = [2,3,3,4,5,3,2,6,7,3];Define an empty array var b=[]Go to heavy and array sort

Workaround: [HttpGet] Public Httpresponsemessage GetSystemTime () { cltime time = new Cltime (); Time.datetime = DateTime.Now.ToString ("Yyyy-mm-dd HH:mm:ss"); String relsut = Jsonconvert.serializeobject (time); var resp = new Httpresponsemessage {Content = new stringcontent (Relsut, System.Text.Encoding.UTF8, "Application/json")}; return resp; } This quick fix Owin returns a JSON string with more than double quotes "more

appropriate to get several times. Search engine algorithm Inside there is a go to weight algorithm, as the name suggests, to heavy, is to remove the repetition of the text inside the word. We see some stationmaster to do false original again when only simple add some,, you have to wait for these words, or to change the order of the paragraphs as an original, and can not skip the search engine to the weight of the algorithm, because this does not alt

This article is synchronized from [Wing local pub] It's written in front. 90 's missed the Internet dividend, the 10 's missed the Android dividend, 20, you still have to miss the block chain bonus Mody.To keep up with the times and make some contribution to changing the world's technological innovations, as a programmer, you have to always believe that our fingertips have the power to change the world.This paper is the first study note for bitshares application of block chain technology (which

35 years old, is a very heavy age for programmers, young people spell is the body, and this time has not this advantage, lofty sentiments has been too many years, and already have a wife and children, but also have to work overtime or even all night writing code, while holding and just graduated rookie difference is not much salary, And there is always the possibility of being replaced by the cheap novice, I am afraid it is not comfortable to go there

not to query the same table multiple times without going to the disk to fetch data, read directly from the cache (here is a question, if the data has changed the cache will be invalidated?). ), or just as a cache for a full table scan, the cache space is released directly after the query, and is not used for the next query.Http://bbs.csdn.net/topics/390415865?page=132, Write_buffer = 8M#cache和write Buffer is a small piece of high-speed memory built into the CPU, which holds memory data that has

too high will certainly cause thread jitter. innodb_flush_log_at_trx_commit=1### #如果设置为1 ,innodb will refresh after each commit ( Fsync) transaction log to disk,innodb_log_buffer_size=8m ### #用来缓冲日志数据的缓冲区的大小. innodb_log_file_size=256m### #在日志组中每个日志文件的大小, Innodb_log_files_in_ group=3### #在日志组中文件的总量, usually 2-3 is enough innodb_ max_dirty_pages_pct=90#### The scale of the maximum allowable dirty pages in the InnoDB buffer pool .innodb_lock_wait_timeout=120 ### #在被回滚前, how long a InnoDB transacti

--identification of two yards, filing date, number of duplicate data of the promissory letterSelect Default_index_item_id,record_date,index_yxdk_dkjjh,min (sys_org_id), Max (sys_org_id), Min (submit_time), Max ( Submit_time), Count (index_yxdk_id),Min (index_yxdk_id), Max (index_yxdk_id)From INDEX_YXDK_TBGROUP BY DEFAULT_INDEX_ITEM_ID,RECORD_DATE,INDEX_YXDK_DKJJHHaving count (index_yxdk_id) > 1--View the minimum IDSelect min (index_yxdk_id)From INDEX_YXDK_TBGROUP BY DEFAULT_INDEX_ITEM_ID,RECORD_

[Client]Port = 3306Socket =/application/mysql-5.5.32/tmp/mysql.sock[Mysqld]Port = 3306Socket =/application/mysql-5.5.32/tmp/mysql.sockBack_log = 50max_connections = 100Max_connect_errors = 10Table_open_cache = 2048Max_allowed_packet = 16MBinlog_cache_size = 1MMax_heap_table_size = 64MRead_buffer_size = 2MRead_rnd_buffer_size = 16MSort_buffer_size = 8MJoin_buffer_size = 8MThread_cache_size = 8Thread_concurrency = 8Query_cache_size = 64MQuery_cache_limit = 2MFt_min_word_len = 4Default-storage-engi

A long journey of life: Learning Jakarta basics-rewriting (overwrite), heavy load, and life-path jakarta First, we are now entering the Jakarta era, from the original Oracle master to the Eclipse foundation, but do not want to discard the java name, so the foundation reselected Jakarta EE (Jakarta ). However, we understand the principle of changing the soup without changing the dressing, and the foundation is the same.Concepts Override: overwrite (= o

F-heavy TransportationTime limit:3000MS Memory Limit:30000KB 64bit IO Format:%i64d %i6 4u Submit Status Practice POJ 1797DescriptionBackgroundHugo Heavy is happy. After the breakdown of the Cargolifter project he can now expand business. But he needs a clever mans tells him whether there really is a-a-a-from-the-place his customer have build his giant stee L Crane to the place where it's needed on which

"Heavy-load trekking climbing cool peaks in the Rain"After a busy week of work, should be in Saturday sleep a lazy sleep, because signed up to participate in the Tianya Club organization of heavy-duty hiking climbing cool peak activities, can only get up at five o'clock, wash, after breakfast, the back of the hill after boarding to the meeting place. Cool peaks, the main peak of the Tianmu mountain range

Disintegration of the school Park 21.6 eight cherry Blossom Raiders we must first understand the rules, the rules are the most important. According to the test clothes, the eight-heavy cherry blossoms are open from 9 o'clock in the evening to 11 every week from 5 to Sunday. This two-hour period is divided into three stages. Because each stage plays different levels, the first stage starts at 9 o'clock, the second stage starts at 9 O ' 40 and the third

Heavy Transportation Time Limit: 3000MS Memory Limit: 30000K Total Submissions: 29682 Accepted: 7919 DescriptionBackgroundHugo Heavy is happy. After the breakdown of the Cargolifter project he can now expand business. But he needs a clever mans tells him whether there really is a-a-a-from-the-place his customer have build his giant stee L Crane

The _ autoload function loads many folders, and the website traffic is heavy. does it affect the speed? _ the autoload function loads many folders, and the website traffic is heavy, does it significantly affect the speed! Function _ autoload ($ className) {if (file_exists ('Model/'. $ cl _ autoload function loads a large number of folders, and the website traffic is hea