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Php interview question 1 _ PHP Tutorial

= ExplodeLines ($ arr, $ columnNames ); // Print_r ($ rs ); Function ExplodeLines ($ text, $ columnNames ){$ Array = array ();Foreach ($ text as $ key => $ val ){If ($ val! = ""){$ Array [] = array_combine ($ columnNames, explode (",", $ val ));}}Return $ array; } Question 2 Design a system (database structure and logical process) to meet the following requirements: 1. the user can correctly obtain the above-mentioned gold coins 2. Users can know at any time how much gold coins they have

Php interview question 1

', 'color '); $ Rs = ExplodeLines ($ arr, $ columnNames ); // Print_r ($ rs ); Function ExplodeLines ($ text, $ columnNames ){ $ Array = array (); Foreach ($ text as $ key => $ val ){ If ($ val! = ""){ $ Array [] = array_combine ($ columnNames, explode (",", $ val )); } } Return $ array; } Design a system (database structure and logical process) to meet the following requirements: 1. the user can correctly obtain the above-mentioned gold coins 2. Users can kn

AwesomePHP dependency injection vessel pimple

": "1 .*" The advantage of pimple is that it is simple, just a file factories = new \SplObjectStorage(); $this->protected = new \SplObjectStorage(); foreach ($values as $key => $value) { $this->offsetSet($key, $value); } } /** * Sets a parameter or an object. * * Objects must be defined as Closures. * * Allowing any PHP callable leads to difficult to debug problems * as function names (strings) are callable (creating a function wit

InputMonitor notes, enableinputmonitor

updateFocusedWindowLocked () and study it later. If the focus window changes, call moveInputMethodWindowsIfNeededLocked (false) to move the input window to a proper position. The window saved in mInputFocus is finally set to InputDispatcher. mfocused#whandle when InputMonitor. updateInputWindowsLw () is called. 2. mInputDispatchFrozen Freeze the InputDispatcher flag, "When true, prevents input dispatch from proceeding until set to false again .". ① WMS. startFreezingDisplayLocked () --> InputMo

I am USB in Linux, I am a USB flash drive (23) Legend of the other side (2)

", "Stand by", and "Hibernate "). In the kernel compilation menu, there is a Software Suspend option in the Power managerment options, that is, CONFIG_SOFTWARE_SUSPEND in the kernel compilation option, and it is selected so that the machine can be suspended ). Obviously, we don't need to care about it. However, the reason for setting this flag is that suspend requires that the content in the memory be written to the disk, and a process setting this flag indicates that it will not be

Oracle Hot Backup user management backup block tear

10,001st rows of data to view log generation SYS @ ORCL> update tyger set object_id = 98765 where rn = 10001; 1 row updated. SYS @ ORCL> select ms. statistic #, name, value 2 from v $ mystat MS, v $ statname sn 3 where ms. statistic # = sn. statistic # and name = 'redo size '; STATISTIC # NAME VALUE ---------------------------------------------------------------------- 134 redo size 12266140 13. At this time, it is found that the number of data logs that continue to update 10,000th rows

Multithreading (Stopping threads)

The Stop method for multithreading stops is obsolete, so there is only one way to stop a thread, and the Run method ends. Because multithreadingThe code that runs is usually a looping structure, so long as you control the loop, the Run method ends, that is, the thread ends. (Use tag to control loops)Ps:Special cases:When the thread is in a frozen state, the tag is not read, and the thread does not end.When there is no method specified to let the

I am USB in Linux, I am a USB flash drive (23) legend of the other side (2)

PF_NOFREEZE for the current process. The flag only appears several times throughout the kernel code. This flag is related to power management. in order to implement a function similar to Windows, the 2.6 kernel is Hibernate. (the Windows shutdown option contains "shutdown ", "Restart", "logout", "Stand by", and "Hibernate "). In the Kernel Compilation menu, there is a Software Suspend option in the Power managerment options, that is, CONFIG_SOFTWARE_SUSPEND in the kernel compilation option, and

JQuery _ jquery

This article mainly introduces jQuery's method of freezing the table header. The example analyzes the implementation skills of jQuery's extension method and the method of fixed table styles, for more information about how to freeze a table header, see the following example. Share it with you for your reference. The details are as follows: A list needs to be displayed when a project was created some time ago, but the header must be frozen when there i

Php interview question 1

[] = array_combine ($ columnNames, explode (",", $ val ));}}Return $ array;} Question 2 Design a system (database structure and logical process) to meet the following requirements: 1. the user can correctly obtain the above-mentioned gold coins 2. Users can know at any time how much gold coins they have can be consumed and how much gold coins are frozen. 3. Frozen gold coins can be consumed after th

ES5 object Extension (object.preventextensions), seal (object.seal), and Freeze (Object.freeze)

//Falseconsole.log (Obj.name)//' John ', still existsTesting: Modifying the enumerable, configurable, and writable properties of an existing propertyvar obj = {name: ' John '}//sealed object.seal (obj)//Modify an existing configuration property object.defineproperty (obj, ' name ', {configurable:true, Writable:true,enumerable:true})Browser prompt ErrorTest: Modify the value of an existing propertyvar obj = {name: ' John '}//sealed object.seal (obj)//can modify the value of an existing property O

Shopping cart-user and merchant portal, shopping cart merchant portal

. Delete >>> ")If res1.isdigit ():Res1 = int (res1)If res1 = 1:Add_shop ()Elif res1 = 2:Modify_shop ()Elif res1 = 3:Del_shop ()Else:Print ("input error ")Elif res1 = 'q ':Exit ()Else:Print ("input error ")Elif res = 'q ':Exit ()Else:Print ("input error ")If _ name _ = "_ main __":While True:UserLogin. main () '''------- User login module code ------''' '''Create a user and lock file, and store the account and password of the user. This file is used for Logon judgment. The lock file is

java-Inter-thread communication

java-inter-thread communicationThread CommunicationIs that multiple threads operate on the same resource, but the action is differenttwo stop thread:Control the loop of run to control thread endWhen the thread is frozen, the tag is not read and the thread does not endInterrupt Interrupt function : from frozen state to run state, forced transition state throws interrupt exceptionWhen a

Linux Kernel and Android sleep and wake-up

Tags: Linux and kernel android Version Information Linux Kernel: v2.6.28Android: V2.0 Introduction to sleep (suspend) In Linux, sleep mainly involves three steps: Version Information Linux Kernel: v2.6.28 Android: V2.0 Introduction to sleep (suspend) In Linux, sleep mainly involves three steps: Freeze user-State processes and kernel-state tasks Call the suspend callback function of the registered device. The order is the registration order. Sleep the core device and sleep the

[09-19] double-click *. EXE to generate *~. EXE (version 2nd)

EndurerOriginal 2Version 2006-09-131Version A netizen's computer experienced a strange phenomenon. Double-click *. EXE to generate *~. Exe. if you double-click a.exe, A ~ is generated ~. EXE. Four files are concurrently added: setup.exe and setup ~. EXE, frozen throne.exe, and frozen throne ~. EXE. 203,261 setup.exe107,513 setup ~. EXE Increase 95748 = 0x17604 bytes 370,181

Dark Horse programmer-Java basics-multi-thread Communication

operation. Replace the condition object with the wait, policy policyall, In the object. This object can be Lock. In this example, only the other party is awakened. Stop thread: How to stop a thread? : The run method ends. Enable multi-thread running and runningCodeIt is usually a loop structure. As long as the loop is controlled, the run method can end, that is, the thread end. Special case: When the thread is frozen. The tag is not read. The

Php interview question 1

; $ val ){If ($ val! = ""){$ Array [] = array_combine ($ columnNames, explode (",", $ val ));} } Return $ array; } Question 2Design a system (database structure and logical process) to meet the following requirements:1. The user can correctly obtain the above-mentioned gold coins2. Users can know at any time how much gold coins they have can be consumed and how much gold coins are frozen.3. Fr

Linux driver Power management Linux hibernation and wake-up (2)

In Linux, hibernation is mainly divided into three main steps: (1) freeze the user-state process and kernel-state tasks, (2) invoke the suspend callback function of the registered device, and (3) Hibernate the core device in order of registration and put the CPU into hibernation state. The freeze process is the kernel that sets the state of all processes in the process list to stop and saves the context for all processes. When these processes are thawed, they do not know that they have been

[JAVA100 example]023, slide rod

Import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; /** * * * * * @version 1.0 */ public class Sliderdemo extends JPanel implements ActionListener, WindowListener, ChangeListener {//Set Picture parameters static final int fps_min = 0; Set minimum Value static final int fps_max = 30; Set maximum value static final int fps_init = 15; Initial value int framenumber = 0; int num_frames = 14; imageicon[] images = new Imageicon[num_frames];

How to scroll through the windows of Excel through VBA code

① Scrolling Line Worksheets ("Sheet1"). Activate Activewindow.scrollrow = 14 Code Explanation: The function of the above code is to activate Sheet1 first, use it as the active worksheet, and then automatically drag the vertical scroll bar to drag the 14th row to the first row, where the first row to the 13th line is dragged above the window and cannot be seen, while the 14th row is displayed at the top of the visual window ( The first row position in the visual range). Knowledge related to:

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