class must inherit the unittest below TestCase
To create a test method, the test method must start with test
The assertion method is used with unittest , and self is required if you want to use the method below the parent class . Method
Use main function to execute case in UnitTest
The parameter definition of the assertequal method: The first parameter of the method under all classes must be Self,first = The result of the case execution Result,second = expected result,
I. Conversion between jquery objects and DOM objectsOnly jquery objects can use methods defined by jquery. To differentiate whether the operation is Dom or jquery$ (Document. getelementbyid ("mydiv") converts a DOM object to a jquery object.Jquery objects are collections. If jquery objects are to be converted to Dom, one of them must be taken out.$ ("# Mydiv") [0]$ ("Div"). eq (1) [0]$ ("Div"). Get () [1]$ ("TD") [6]The following statements are correct:$ ("# Mydiv" pai.html ()$ ("# Mydiv") [0].
Here's the error code map:Lang.errMsg.login = {'-1 ': {Msg: ' system error, please try again later, Field: "},' 1 ': {Msg: ' The account you entered is not in the correct format ',Field: ' UserName '},' 2 ': {Msg: ' The account you entered does not exist, can Field: ' UserName '},' 3 ': {Msg: ' The verification code do
, Intent Intent) {String msg = Intent.getstringextra ("msg"); LOG.I (TAG, MSG);}}Within the OnReceive method, the data in the intent that comes with the broadcast can be obtained and processed.2, after the creation of Broadcastreceiver, it is also necessary to register.-Static Registration: Configuring in the Androidmanifest.xml file After the configuration, a
server email list. For security reasons, smtp servers often block this command.
SMTP. verify (address): determines whether the specified email address exists on the server. For security reasons, smtp servers often block this command.
SMTP. login (user, password): log on to the smtp server. Currently, almost all smtp servers must verify that the user information is valid before sending emails.
SMTP. sendmail (from_addr, to_addrs, msg [, mail_options,
Memory leak analysis when using handlerIn Android, there are often some operations on the main thread after processing an asynchronous task, so we might use handler, the following are common uses of handler:publicclass MainActivity extends AppCompatActivity { privatenew Handler() { @Override publicvoidhandleMessage(Message msg) { //TODO } };}But when we use this, we see a hint:
This Handler class should i
1. unit2:
Unit unit2; interfaceuses windows, classes, nmicmp, sysutils, stdctrls, messages; const wm_my_ping = wm_user + 1024; Type // message record to be transferred. tpingmsg = record MSG: array [0 .. 1023] of char; ID: integer; handled: Boolean; msg2: string; // It is recommended that you use a list or a character array if you need dynamic management, // If the structure is not properly processed during dynamic use, using string may cause memory l
, B)
second, some of the recently collated In the official documents to see the tidying up, some too late translation.
Assertalmostequal (first, second[, places, ...])
Applies to decimals, Place is supposed to be at least several equal Boolean values to be 1(default is 7), if the Place The assertion fails if there are different bits within it.
Assertdictcontainssubset (expected, actual[, MSG])
Check if
An error is reported after heartbeat is started. Urgent! Help !! -- Linux Enterprise Application-Linux server application information. For details, refer to the following section. After heartbeat is started, the following errors are repeatedly reported in the log:
Nov 25 16:51:43 wh3-1 heartbeat: [24818]: ERROR: process_status_message: bad node [wh2-1] in message
Nov 25 16:51:43 wh3-1 heartbeat: [24818]: ERROR: MSG: Dumping message with 12 fields
Nov
A very important mechanism in Android is thread + message. Of course, the thread is not unique to android. Next, let's briefly talk about what should be paid attention to when using the thread.
We use the simplest method to create an android thread + message example.
1. Thread + Handler
[Java]
Copy codeThe Code is as follows: package com. example. test_thread;
Import android. app. Activity;Import android. OS. Bundle;Import android. OS. Handler;Import android. OS. Message;Import android. widget
page!
$ Hang_zifu_number = 50; // The number of characters in a line break!
// Connect to the database !!!
$ Id_link = @ mysql_connect ($ hostname, $ username, $ password );
If (! $ Id_link ){
Affy_message ("The connection to the local dtabase has failed .");}
// Processing parameters. all subsequent parameters can be obtained through $ arr_request ['name'], whether post or get !!!
$ Arr_request = array ();
If (count ($ HTTP_GET_VARS )){
While (list ($ key, $ value) = each ($ HTTP_GET
!!!
$ Id_link = @ mysql_connect ($ hostname, $ username, $ password );
If (! $ Id_link ){
Affy_message ("The connection to the local dtabase has failed .");}
// Processing parameters. all subsequent parameters can be obtained through $ arr_request ['name'], whether post or get !!!
$ Arr_request = array ();
If (count ($ HTTP_GET_VARS )){
While (list ($ key, $ value) = each ($ HTTP_GET_VARS )){
$ Arr_request [strtolower ($ key)] = $ value;
}
}
If (count ($ HTTP_POST_VARS )){
While (list ($ ke
. import android. view. View. OnClickListener;11.12. public class LooperThreadActivity extends Activity {13./** Called when the activity is first created .*/14.15. private final int MSG_HELLO = 0;16. private Handler mHandler;17.18. @ Override19. public void onCreate (Bundle savedInstanceState ){20. super. onCreate (savedInstanceState );21. setContentView (R. layout. main );22. new CustomThread (). start (); // create and start the CustomThread instance23.24. findViewById (R. id. send_btn). setOn
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