I discussed MSI/msix with a friend that day. The following is a summary of the discussion:
1. The MSI-X table and PBA structure is too large, msix capability and can only be placed in the configuration space 64-255 this area, so only the table and PBA in the device memory space. Msix capability stores bar numbers and offsets to configure the spatial index table and PBA.
2.The Message Address field in MSI capability is not defined in the PCI
Metainfo file structure)All the data in the meta-information file is encoded in the B encoding method. For the B encoding specification, see the B encoding in this series of documents.
Meta-information files (which we often see. the content of a torrent file is a B-encoded dictionary that contains the keys listed below, where string-type values are all encoded in UTF-8.
Info: The value corresponding to the key is a dictionary describing the torren
, avoid the direct manipulation of the style setting [mandatory] When you set the element style through the style object, for attributes with a value other than 0, the unit is not allowed to be omitted.Explain:In addition to IE, standard browsers ignore non-canonical attribute values, leading to compatibility issues.[Recommended] When manipulating the DOM, minimize page reflow.Explain:Page Reflow is a very time-consuming behavior that can easily lead
, enumeration, etc.), if its name is not fully self-explanatory, it must be annotated. Comments on the data structure should be placed on top of each other, not below, and comments on each field in the structure are placed to the right of the field.Example: An enumeration/data/federated structure can be described as follows./* SCCP interface with SCCP user Primitive message name */Enum Sccp_user_primitive{N_unitdata_ind,/* SCCP notify SCCP User unit data Come */N_notice_ind,/* SCCP notify user T
In a PDF provided by the instructor, I found a description of the jcl writing format, as follows:
General statement format specification
In jcl, all statements except the/* Statement start with the // symbol in the first and second columns. The system specifies that these statements are 80 columns in length. These 80 columns are logically divided into five areas: the identifier area, name area, operator area, parameter area, and description area, nam
Learn about the basics of Android from 0 (2)-Explanation of the AndroidMainfest. xml fileAndroidMainfest. xml file details
1. About AndroidManifest. xml
AndroidManifest. xml is a required file in every android program. It is located in the root directory of the entire project, describing components exposed in the package (activities, services, and so on), their respective implementation classes, various dat
Effect.When you visit, look at the console and you'll see the printed informationRead a file and transfer it to a pageIn the current folder, create a a.txt file, write a textThen modify the code for Http01.js as follows, and then run to write the read a.txt data to the pagevar http = require ("http"); // introducing the HTTP module var // Introducing the FS module http.createserver (function(request,response) { fs.readfile ("./a.txt", "utf-8", function (err,data) { // Read file if
"Three conventions of the PSR-0 specification":① namespaces must be consistent with absolute pathsThe first letter of the ② class name must be capitalized③ except for the entry file, the ". PHP" must have only one class (cannot have executable code)"Developing an infrastructure that complies with the PSR-0 specification
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