Recently want to do a title such things, now PHP send can succeed, C + + to make the correct corresponding: send a JSON string, but the C + + message sent by PHP can not receive ... Don't know why this is. Would you please help me? Is there a problem with the message format that C + + passes to PHP? The key question I feel on the socket_read. But I can't figure it out.
TCP/IP Connection\ n "; $port = 6000; $ip =" 127.0.0.1 "; $socket = Socket_create (Af_inet, Sock_stream, sol_tcp); if ($sock
program to open the page output cache:
Response. bufferoutput = true;
Use the @ page switch to enable the page output buffer mechanism:
Nodes that use the web. config or machine. config configuration file:
(3) Optimize page output using page. ispostback
(4) Improve cache efficiency and reduce rendering time by separating different content on the page
(5) Optimize the complex and costly cycle
(6) reasonably use the computing resources of the client and transfer some operations to
. viewstateViewstate is a mechanism designed by Asp.net to track status information between page backhaul by server controls.1. Disable viewstateIf you do not need to track the page status, for example, the page does not return (PostBack), you do not need to handle server control events, or the control content is recalculated every time the page is refreshed, you do not need to use viewstate to record the page status. You can set the enableviewstate a
backhaul, because it does not use server resources, does not time out, and applies to any browser. If you want to write controls, you must understand how to maintain the status in the controls ).
Developers can also use viewstate in almost the same way when writing pages, but sometimes the page contains the UI State values not stored by controls. You can track the value in viewstate. The programming syntax used is similar to the session and cache Syn
-top box (taking the HTML engine as an example). The EPG server at the sending end organizes HTML pages, the set-top box is transmitted to the set-top box through a data broadcast channel. The set-top box displays these pages through the HTML engine, just like browsing web pages in the PC world. The interaction between the user and the EPG is divided into two forms. If there is no backhaul channel, the HTML page usesTa carousel sends messages to achie
unnecessary httpmodule from web. config:
C. Disable tracking:
D. Enable Automatic saving of profiles when user membership is used:
E. Set the debugging status to false:
4. Improve cache dependency:
Three methods of cache dependencies can be used:
1. caching dependencies for traditional cache items;
2. caching dependencies on the file;
3. caching dependecies on SQL;
You should choose the best strategy to adapt to your applicationProgramHere is an example of cache depe
The server then reverse constructs the GridView into a able, adds a row to the DataTable, binds it to the GridView, and sends it back to the client...
Can it be simpler?
When using Ajax data to request data, the data is usually in a simple format, such as String, with less information. Of course, you can also request back to XML, but XML data is redundant, and the client processing is much more troublesome than json.
Can it be simpler?
The above problems can be easily solved if the DataTable and
I have been studying Asp.net MVC for a while, and I have also used Asp.net MVC to develop two sets of applications.Program, Although it is not a big system.
I also want to raise a special question today. I don't know if I don't know, or it is difficult to implement attributes such as ispostback in page in Asp.net MVC, at present, Asp.net MVC has lost its role, so that some of their own one-time binding or value assignment do not need to obtain data in the next time, but now all need to obtain
even plan for coexistence of legacy and 802.11n APs. if you want CT co-existence of legacy and 802.11n clients, you shoshould consider using dual radio aps to separately serve legacy and 802.11n clients for better performance.
Q. If I deploy 802.11n, Do I also need to upgrade my Ethernet LAN to Gigabit Ethernet?An 802.11n AP serving only 802.11n clients can deliver over 150 Mbps throughput. in this case, the 10/100 Ethernet LAN is the bottleneck and you shoshould consider upgrading it to Gigabi
initialization, because the document object model for relative references has not yet been established, the control can only be referenced by ID. In the LoadViewState event, the initialized control obtains the first property, the view state information that was last committed to the server. Page view state is maintained through ASP. It is often used to persist information to the server in a round trip. The view state information is saved as a name/value pair that contains the text and value of
, And this width must be larger than the size of my JSON drawing, otherwise the display is incomplete. If you want to see the effect of this wide-height on the display, you can change it to play.function return function returntotrue; // This is set to allow canvas to dynamically displayThe display of the Echarts chart is also very basic, as long as you add canvas.dynamic = True, and the GV is refreshed in real time.Finally, you only need to pass the two bac
balancer devices, features are easier to achieve and maximize load balancing performance
server can receive real access to the source client IP address directly
large changes to existing topology
need to consider whether the intranet server has external access requirements, if necessary to set up static NAT translation
single-arm mode
most common deployment methods
Easy deploym
PageContext object provides access to all the objects and namespaces of the JSP page.) ) Pagecontex Common methods:void SetAttribute (String name, object value, int scope)----PageContext object to access other suppressed object properties, you need to specify a range of parameters: The range parameter has four, Represents four different ranges: Page_scope, Request_scope, Session_scope, Application_scopeThe PageContext object obtains other hidden objects by means of:Exception getexception ()----
synchronization How to do, say a few lines thread commonly used methodsVII. network communication1. HTTP is stateless communication, HTTP request method, you can define a new request method.2. Socket communication, as well as long connection, subcontracting, connection abnormal disconnection processing.3. Use of the socket communication model, AIO and NIO.4. The use of the socket frame Netty, and the implementation principle of NIO, why asynchronous non-blocking.5. Synchronous and asynchronous,
paying a large price to the experts, so it greatly reduces the reliance on senior technical experts.
Tip Three: Upgrade your wired network to Gigabit Ethernet
Budgets have always been tight, but many colleges and universities are starting to use high-end technology. In evaluating a university, students, parents and faculty members give priority to technical types. When we can extend the WLAN to meet the growing mobile applications, online collaboration requirements and virtual learning enviro
I have written some articles about jquery in the last one months and thank you for your support. Article only my personal opinion, perhaps there is wrong place, please point out. This series is still in the update.One: jquery Basic series:
jquery Review---A powerful jquery selector
The tool function of jquery
The filtering function of jquery
jQuery1.4.2 new features (translation)
JQuery Ajax Review
JQuery 1.4 version of 15 new features-reprint
II: jquery Plug-in
been changed or persisted since the last commit. The ASP then searches the page for any identification that shows the control's data being changed and fires the raisepostdatachanged. The Raisepostdatachanged event is not fired until all controls are updated after the Load event occurs. This ensures that the data for other controls has not been manually changed in the Raisepostdatachanged event until the control is updated with the postback data.6. Handling Client
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