yoga 11s

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Java get file MD5 check code

StringBuffer) {char C0 = hexdigits[(BT 0XF0) >> 4];Char C1 = HEXDIGITS[BT 0xf];Stringbuffer.append (C0);Stringbuffer.append (C1);}public static Boolean Checkpassword (string password, string md5pwdstr) {String s = getmd5string (password);Return S.equals (MD5PWDSTR);}public static void Main (string[] args) throws IOException {Long begin = System.currenttimemillis ();2ea3e66ac37df7610f5bd322ec4ffe48 670M 11s Kuri dual-core 1.66G 2G memoryFile Big = n

Java Analog Keyboard keys

Come from:http://bbs.51cto.com/thread-1097189-1.html Function Description:1. Open a Notepad2. Maximize3. Simulate key operationThe source code is posted: Preview Source Code Print 001 Import java.awt.AWTException; 002 Import Java.awt.Robot; 003 Import Java.awt.Toolkit; 004 Import Java.awt.datatransfer.Clipboard; 005 Import java.awt.datatransfer.StringSelection;

How to start Linux in 1 seconds _linux Shell

Ld_library_path the path specified, but ignores the path if the executable has Setuid/setgid permissions, and specifies that--library-path will overwrite the path at compile time; The path specified by the Dt_runpath entry in the ELF. Dynamic section;The path in the Ldconfig cache (typically corresponding to the/etc/ld.so.cache file), which is skipped if the link option of-Z nodeflib is used at compile time;/lib and then/usr/lib the path, and if you use the-Z nodeflib link option, this step is

Top Technology 1 seconds to start Linux tips

specified path, but if the executable has Setuid/setgid permissions, the path is ignored, and the specified –library-path overwrites the path at compile time; The path specified by the Dt_runpath entry in the elf. Dynamic section; The path in the ldconfig cache (typically corresponding to the/etc/ld.so.cache file), which is skipped if the link option of-Z nodeflib is used at compile time; /lib and then/usr/lib the path, and if you use the-Z nodeflib link option, this step is also skipped; A

Install MongoDB in Ubuntu 16.04 LTS

://repo.mongodb.org/apt/ubuntu xenial/ Mongodb-org/3.2/multiverse AMD64 mongodb-org-mongos amd64 3.2.18 [4,675 kb]get:4 Http://repo.mongodb.org/apt/ubuntu Xenial/mongodb-org/3.2/multiverse AMD64 mongodb-org-tools amd64 3.2.18 [31.8 MB] Get:5 Http://repo.mongodb.org/apt/ubuntu xenial/

MySQL Sub-database sub-table table after the data query (5th)

facilitate 10 times to obtain the corresponding shopping guide is which sub-table. 2, after the completion of the table is also necessary through each sub-table to link ' order merchandise ' to obtain product information. 3, obtain the above information or need to synthesize a list to return to the browser. The way that data is returned to the browser through a single pass above affects the user experience and makes the user feel very slow. And you need to write complex logic that is difficult

Independent Component Analysis and demo

-patches) *patches ' + ... 2*weightmatrix*patches* (Weightmatrix ' *weightmatrix*patches-patches) ')./num_samples+... (Weightmatrix*patches./sqrt ((weightmatrix*patches). ^2+epsilon)) *patches ' *lambda; Grad = Grad (:); fprintf ('%11s%16s\n ', ' cost_part1 ', ' cost_part2 '); fprintf ('%14.6f%14.6f\n ', Cost_part1, Cost_part2); End Note: When calculating gradients, the | | W ' wx-x| | The derivation of the ^2. function Numgr

Database Data Optimization Story many

view. All the information is in one table. Directly query the desired field.Just here, consider that if we put all the students ' courses in a single view, the amount of data for a semester is basically above 30000*10. So we think of a compromise approach, which is to store the student's class in a public class in a view chart. This will reduce the original data of more than 50 students to a class of data. Although a layer needs to be based on the school number to query class information, but a

HTML & angularjs-A simple 10s countdown

Html:-style= "margin:30px auto; width:45px; height:45px; Border:3px solid Gray; border-radius:30px; Text-align:center; line-height:42px; Vertical-align:middle; Color:blue; " > {{countdown}}div>Js: $scope. Countdown = 10; var myTime = setinterval (function () {$scope. Countdown -- // notice changes to the view model }, 1000 // countdown 10-0 seconds, but Count 0 is 11s setTimeout (function () { // do SomeThing Clearinterval (my

Help you understand wireless Mesh network standards (1)

establish a network between multiple APS through self-configured multi-hop mode to improve the coverage of the WLAN. WDS is a part of the 802.11 Network. It is used as a relay bridge function to enable Wireless AP bridging (relay) without affecting its Wireless AP coverage function. The Wireless AP or wireless router supporting WDS technology has a hybrid Wireless LAN working mode and supports point-to-point and point-to-point data transmission [2]. IEEE 802.

Implementation of Address Book (ii) Dynamic implementation

Gender:>"), scanf ("%s", Pcon->data[pcon->size].sex);p rintf (" Please enter Phone:> "), scanf ("%s ", Pcon->data[pcon->size].tele);p rintf (" Enter Address:> "), scanf ("%s ", pcon->data[pcon- GT;SIZE].ADDR);p con->size++;p rintf ("Add success \ n");} Void_display_contact (Pconpcon) {inti=0;printf ("%9s\t%3s\t%4s\t%11s\t%10s\n", "name "," Age "," sex "," Tele "," addr "), and for (i=0;iThis article is from the "10917138" blog, please be sure to keep

Regular Expression-match a specific string in txt

matching the passed tests: 7 stringRegEx rx3 = new RegEx (@ "failed tests: \ s + \ D {1, 3}", regexoptions. ignorecase); // search for numbers matching the failed tests: 2 stringRegEx rx4 = new RegEx (@ "ignored verifications: \ s + \ D {1, 3}", regexoptions. ignorecase); // to search for numbers matching the ignored verifications: 0 stringRegEx rx5 = new RegEx (@ "total execution time: \ s + \ D {1, 2} m + \ D {1, 2} s | total execution time: \ s + \ D {1, 2} m ", regexoptions. ignorecase); //

Because diagwait is not configured analysis cases that result in incomplete log records for RAC Brain

probabilityof corruption. Oprocdis used to check if the node is hang, when it finds the node hang, it initiates a start-up restart.It has two important parameters:oprocd.debug-t 1000-mTimeout value (-t : The default is 1000ms (1s) each time the check interval is performed.margin (-M : Allow delay time, default is 500ms (0.5s))Oprocdprocess every to-millisec(1s) to do a check, check the time to get the OS, and then use this time to subtract the last time the OS acquired, if the difference is gre

A practical Little book under Bash (not updated regularly)

1. lnoi.sh: Lists the number of connections per IP under the current system:# Cat Lnoi.sh#!/bin/bash# use for list connect numbers and IP address.netstat-n |grep ' ^tcp ' |Grep-v ' 127.0.0.1 ' |awk ' {print $} ' |Cut-d:-f1 |Sort |uniq-c |Sort-rn | awk ' begin{printf '%-10s%s\n "," Connum "," IP "}{printf"%-11s%s\n ", $1,$2} '2. lu.sh: List uid>=500 and!=65534 's account:# Cat Lu.sh#!/bin/bash# use for list conut for UID > + not eq 65534.awk-f: ' begin

STD: String

the function erase !), There are also several Replace () replace functions. For example:String S = "il8n ";S. Replace (, "nternationalizatio"); // Replace the two values starting from Index 1 with the c_string 2.5.3 delete a part of a string.S. Erase (13); // delete all data starting from Index 13S. Erase (); // Delete 5 from index 7 2.6 extract substrings and string connectionsThe substring function is substr (). The format is as follows:S. substr (); // returns all content of S.S. substr (11)

Create tanbar for iOS7 story Edition

Create tanbar for iOS7 story Edition In ios7, the method setFinishedSelectedImage: withFinishedUnselectedImage: has been discarded. Therefore, if you set selectImage and image of tabBarItem directly, the image cannot be displayed. This is obviously different from the image you want first. The other selected status is white, so it can be seen from the above that it is different. Next, let's take a look at how to write the desired effect and effect. If you do not create one, tabbarViewControlle

C ++ string class

, which will be mentioned later. By the way, many operations on string use the STL iterator, And He tries his best to keep it close to STL.There are also several ways to delete the function erase !), There are also several Replace () replace functions. For example:String S = "il8n ";S. Replace (, "nternationalizatio"); // Replace the two values starting from Index 1 with the c_stringS. Erase (13); // delete all data starting from Index 13S. Erase (); // Delete 5 from index 7 2.6 extract substrin

Network Information Security Defense learning Platform upload, decryption customs clearance writeup

wifi-crack.capOpening Wifi-crack.capReading packets, please wait ...Aircrack-ng 1.2 beta3[00:00:05] 5436 keys tested (954.82 k/s)KEY found! [19940808]Master key:92 D0 BF EB E7 B4 D9 E9B2 1 b E7 A9 B9 C6 5B (FA)Transient key:58 1D E4 (C4), BA 5A, A7BA D0 1 A 5C 6E C1 FA A6 1 b A88F B4 6D, CD 0B ba ba, A7 6C E14D 1 A C1 F1 3D 9A 8C 24 5D 8E 69EAPOL hmac:02 C8 6C C3 C6 2D DC CA ED 8A 5C 9D CE A6Get password, MD5 encrypted commit[3] The evil of CiscoInstall cisco_crack directly to crackA = "02070d4

Several languages are cycled 1 billion times

First of all, this is not testing the quality of the various languages, at best, and the compilation of the degree of optimization. C Language: #include #include int main (void) {Long a=0;clock_t start, stop;Double duration;start = Clock ();for (int i=0;ia++;}stop = Clock ();Duration = (double) (Stop-start))/clocks_per_sec;printf ("%f", duration);return 0;}The result is 2.9s. C++ #include #include using namespace Std;int main () {Long a=0;clock_t start, ends;Double du

The first experience of Linux window manager--qtile

[' buffers ']mem-=info[' Cached '] return ' mem:%d%% ' % (float (Mem)/float ( info[' memtotal ') *100) defget_net_usage (self): interfaces=[]basedir= '/sys/class/net ' forifaceinos.listdir (Basedir): j=os.path.join ifacedir=j (Basedir,iface) statdir=j (Ifacedir, ' statistics ') idle=ifaceinself.idle_ifaces try:ifint (Open (J ( ifacedir, ' carrier ')). Read ()): rx=int (Open (J (statdir, ' Rx_bytes ')). Read ()) tx=int (Open (J (statdir, ' Tx_bytes ')). Read ()) ififacenot inself.interfaces:

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