gsm termination

/* Hdu 4643 GSM computing Ry-point-line relationship N cities, any two cities have A railway M base station along a straight line between them. Ask how many times A base station needs to be switched from City a to City B. When A base station is switched from base station a to Base Station B, the switchover location is the intersection of the AB center vertical line and the railway (which of the two base stations can be easily switched, sort by distanc

At present, most enterprises and schools are built intranet. and built internal Web site to achieve resource sharing. In order to make users know the latest information on the Internet, many websites have adopted the way of SMS reminder, but using China Mobile or Chinese Unicom SP Way, will greatly increase the cost of the enterprise. Therefore, this article discusses the use of GSM modem and SMS send control to achieve SMS reminders. First of all, i

disk performance warning: SQL Server has encountered occurrence (s) of I/O requests taking longer than [seconds] on file [F:\sqldata\ LOGS\XXXX_LOG.LDF] in database [XXXX] (10). The OS file handle is 0x0000000000000a2c. The offset of the latest long I/O is:0x000004e6511e00 By collecting disk performance information, we found that at the point of the problem, Avg. Disk Sec/read reached 1.444. Usually this value is about 0.03 more normal. The value of 1.444 is obviously quite biased. ConclusionNe

Gsm bts Hacking: Use BladeRF and open source BTS 5 to build base stations CitationIf you have purchased Nuand (official) BladeRF x40, you can run OpenBTS on it and enter instructions to complete some tasks. In general, HackRF is the most widely covered SDR board. Almost all of its information is open-source, and even contains KiCad files. The disadvantage is that it does not have an FPGA and uses a low-speed USB2 interface. The accuracy of ADC/DAC is

First, determine whether there is network data connection:The most basic network state judgment, if there is no network connection, all operations will not go on.Microsoft.Phone.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable ()Second, determine the network type (gsm/cdma/wifi/ethernet):In the general application, need to know the network status is also three kinds: No network, wifi/ethernet, mobile network.The difference between the thr

Internet access settings for GSM/GPRS Modem 1. First, set the module under the Super Terminal:At OKAt + CCID // check whether a SIM card is installed+ CCID: "89860060190200147245"OKAt + cgmr // check software version, which is available only for Versions later than 5.0GPRSFunction Support534_09gg.2c2 1747684OKAt + CSQ // check the signal quality and determine whether to log on to the network.+ CSQ: 28, 0OKAt + cgclass = "B" // set the module work typ

This article describes the Android implementation of dual-mode (CDMA/GSM) mobile phone SMS listening method. Share to everyone for your reference, specific as follows: First, the problem analysis: Recently in doing a short message to start the application of the function, to use SMS listening, the code is as follows: Import Android.content.BroadcastReceiver; Import Android.content.Context; Import android.content.Intent; Import Android.os.Bun

Then the above question, in this series of the beginning of the topology and the end of who can not do with who, less who also play not live, the use of what topology does not correspond to the termination of the signal to eliminate the reflection that can not, so this article to discuss with you the lower end of the way and its types.We all know that in the transmission line, when the impedance mismatch, the emission occurs, and the method of reducin

This article by oneself first published on the Infoq Chinese site:http://www.infoq.com/cn/articles/java-multithreaded-programming-mode-two-phase-termination. Reprint Please specify Huang Wenhai Source: http://viscent.iteye.com. Stopping a thread is a simple, but not simple, task for a goal. First, Java does not provide a direct API for stopping threads. In addition, there are some additional details to consider when stopping a thread, such as when the

condition is an SCL high when the SDA is low to highThe start condition and the termination condition are always generated by the host. The bus is busy after the start condition. The bus is idle at a fixed time after the termination condition. If there is no termination condition, but a repeating start condition (SR), the bus is still busy. In this case, S and S

The exit and _ exit functions are used to terminate a program normally: _ Exit immediately enters the kernel, and exit is used to execute some cleanup operations (including calling and executing various termination processes, close all standard I/O streams, etc.) and then enter the kernel. The reason for using different header files is that exit is described by ansi c, while _ exit is described by posix.1. For historical reasons, the exit function alw

Stopping a thread is a simple, but not simple, task for a goal. First, Java does not provide a direct API for stopping threads. In addition, there are some additional details to consider when stopping a thread, such as when the thread to be stopped is blocking (waiting for a lock) or waiting (waiting for another thread), there are still unfinished tasks, and so on. The two-phase termination pattern described in this article provides a common method fo

Run () method. In the second method, the only method that must be overridden is run (), which, if necessary, determines whether to override __init__ (). It is important to note that to override __init__ (), the parent class's __init__ () must be called on the first line of the function, otherwise the error "assertionerror:thread.__init__ () not called" will be triggeredThe Python threading module differs from other languages in that it does not provide a thread

What is the Java termination function? For an object, the Java termination function performs the final validation work. This is in contrast to the Java structure function, which creates and initializes a Java class instance. When an object is not needed and the resources must be used for other objects, the Java termination function can be used to purge tasks in

Pthread_cleanup_push/pthread_cleanup_pop () The following content is as follows 【1. The cancellation point will be further discussed later. 1,In general, POSIXThere are two cases of thread termination:Normal or abnormal termination. The thread actively calls pthread_exit ()Or from the thread functionReturnWill make the thread exit normally, this is the foreseeable way to exit;Abnormal Termination is caus

Related Articles Directory:java thread pool threadpoolexecutor usage and analysis (i)java thread pool threadpoolexecutor usage and Analysis (ii)-execute () principlejava thread pool threadpoolexecutor usage and Analysis (iii)-Termination thread pool principleThe following is the directory outline for this article:One, shutdown ()--Gentle termination thread poolInterruptidleworkers ()--Interrupt idle workerT

current thread, such as closing the socket and backing up the currently unfinished task, and ending the call to the current thread after the cleanup is complete.The two-phase termination mode uses the above method to terminate the multithreading, but it encapsulates the termination of the thread into a specific framework, the user only needs to pay attention to the specific task execution mode, so that the

This article mainly introduces the PowerShell to implement conditional termination of the pipeline, sometimes you may want to run in a certain condition, the pipeline to terminate the operation of the pipeline, this article explains such a method, the need for friends can refer to the Sometimes you may want to terminate a pipe in a particular condition by running the pipe. Today to demonstrate a newer way, it applies to PowerShell 2.0 or later. First

System.diagnostics.process[] PS = System.Diagnostics.Process.GetProcessesByName ("MSAccess");while (PS. Length > 0) {ps[0]. Kill ();System.Threading.Thread.Sleep (20);PS = System.Diagnostics.Process.GetProcessesByName ("MSAccess");}/////////////String tempname = "";int begpos;int endpos;foreach (System.Diagnostics.Process thisproc in System.Diagnostics.Process.GetProcesses ()) {T EmpName = Thisproc.tostring ();Begpos = Tempname.indexof ("(") + 1;Endpos = Tempname.indexof (")");Tempname = tempnam

sc;public nioblocked (Socketchannel sc) {This.sc = SC;} @Overridepublic void Run () {System.out.println ("Waiting for read:" + this); try {sc.read (bytebuffer.allocate (1));} catch (Closedbyinterruptexception e) {System.out.println ("closedbyinterruptexception");} catch ( Asynchronouscloseexception e) {System.out.println ("AsynchronousclosEexception ");} catch (IOException e) {e.printstacktrace ();} System.out.println ("Exiting Nioblocked.run ()" + This);}} public class Niointerruption {public