Abstract: Aspects of the disclosure provide methods and apparatuses for storing service data. In some examples, an apparatus for storing service data includes processing circuitry. The processing circuitry receives service data of a user and determines, in a plurality of blockchains, a target blockchain according to a user attribute of the user. Based on the service data and an eigenvalue of a block header of a first block in the target blockchain, the processing circuitry generates a second block in the target blockchain. The first block is a previous block of the second block. The second block is used for recording the service data.

Abstract: This application discloses a node device operation method, a work status switching apparatus, a node device, and a medium, and relates to the field of network technologies. The method includes: receiving voting requests of a plurality of node devices, a quantity of the plurality of node devices being greater than half a quantity of node devices in a system; obtaining cycle length information and latest log indexes from the voting requests of the plurality of node devices if a current node device operates in a leader state; and switching a current work status from the leader state to a follower state or a candidate state if all the cycle length information in the voting requests of the plurality of node devices is greater than cycle length information of the current node device and all the latest log indexes in the voting requests of the plurality of node devices are not less than a latest log index of the current node device.

Abstract: During development of an application, an association between a view of the application and a data service, and rules applicable to the view, can be received. The rules can include an indication of a security role assigned to users who are allowed to access the view and an indication of whether the view is allowed to access the data service based on the security role assigned to the user. Based on the rules applicable to the view, permissions for accessing the data service by the view can be automatically extrapolated. Based on the permissions extrapolated for accessing the data service by the view, a binding credential, configured to be processed to determine whether the view of the application is granted access to data provided by the data service at runtime, can be automatically created. The at least one binding credential can be assigned to the view of the application.

Abstract: This application relates to a shared data recovery method performed at a first node of a data sharing system. The first node obtains a first eigenvalue of a first node after receiving a recovery request carrying a first block height; broadcasts the first eigenvalue to at least one second node and recovery indication information to the at least one second node. After determining, based on the first eigenvalue and a plurality of second eigenvalues, that data in shared data stored by all nodes of the data sharing system is consistent, the first node recovers data within a range of the first block height in the shared data after receiving a preset quantity of a plurality of pieces of recovery indication information, thereby ensuring consistency and security of data included in a block, and reducing pressure on a node of the data sharing system to store the shared data.

Abstract: An array substrate and a display panel are provided. The array substrate includes a base substrate having a notch, the base substrate comprising a first region and a second region on opposite sides of the notch; a plurality of gate lines disposed on the base substrate and configured to respectively drive a plurality of rows of pixels on the base substrate, each of the plurality of gate lines being interrupted by the notch into a first gate sub-line in the first region and a second gate sub-line in the second region; and a gate driving device in the first region and/or the second region, the gate driving device is configured such that the first gate sub-line and the second gate sub-line of each of the plurality of gate lines are simultaneously scanned.

Abstract: A display panel and a display device are provided. The display panel includes a base substrate, the base substrate includes a display region and a non-display region, the display region includes a main display region and a peripheral display region, and the peripheral display region includes an irregular display region; the non-display region includes a first region and a second region, the first region is adjacent to the irregular display region, and the second region is adjacent to other regions of the peripheral display region than the irregular display region; the display region includes at least one signal line, the non-display region includes at least one functional circuit and at least one wire, and the at least one functional circuit is coupled to the at least one signal line via the at least one wire.

Abstract: The invention relates to the electric power field, in particular to a live working robot used for running and operating along wires of high-voltage transmission lines, which can realize obstacle surmounting of the live working robots along the wires safely and conveniently, comprising: a main body; a walking mechanism, wherein the walking mechanism comprises three walking arms installed on the main body and spaced apart from one another, a rolling wheel is arranged at an end of each walking arm and is in an online state when being located on an upper surface of a wire or in an offline state when being separated from the wire; the rolling wheels of at least two walking arms are in the online state; at least one part of the walking arm can extend and retract in the vertical direction to change the vertical position of the rolling wheel relative to the wire, and at least one walking arm has a rotatable portion which can rotate to change the position of the rolling wheel relative to the wire; a mounting mechanism

Abstract: Embodiments of the disclosure provide a method for fabricating a lightly doped drain area, a thin film transistor, and a thin film transistor array substrate. In an embodiment of the disclosure, a poly-silicon layer, a gate insulation layer, and a gate metal layer are formed in sequence on a substrate; the gate metal layer is patterned to form a gate electrode; the gate insulation layer is etched to form a stepped structure, wherein a width of the gate electrode is smaller than a width of the stepped structure, and an edge of the stepped structure is not covered by the gate electrode; and the poly-silicon layer is doped by an ion doping process using the gate electrode and the gate insulation layer with the stepped structure as a mask to form both a lightly doped area and a heavily doped area.

Abstract: The present disclosure discloses a distributed system and a message processing method. The distributed system includes a client and a plurality of nodes. The client includes processing circuitry that is configured to send a message including a digital signature of the client. The distributed system is in a first consensus mode for reaching a consensus on the message. The processing circuitry obtains results from a subset of the nodes that receive the message. The results have respective digital signatures of the subset of the nodes. After verifying the digital signatures of the subset of the nodes, the processing circuitry of the client determines, based on the results, whether one or more of the nodes in the distributed system is malfunctioned.

Abstract: The present disclosure discloses an array substrate and its manufacturing method, a display panel and its manufacturing method, and a display device. The array substrate includes: a base substrate; a plurality of data lines; and a plurality of pixel units arranged on the base substrate, where each of the plurality of pixel units includes a plurality of subpixel units, and the plurality of subpixel units is in a one-to-one correspondence with the plurality of data lines, where each of the plurality of subpixel units includes a first subpixel unit and a second subpixel unit that are adjacently arranged, and the data line corresponding to the first subpixel unit and the data line corresponding to the second subpixel unit are both arranged at a position corresponding to a boundary between the first subpixel unit and the second subpixel unit.

Abstract: An array substrate includes a base substrate, a plurality of first signal lines extending in a first direction, a plurality of second signal lines located on a different layer from the first signal lines and extending in a second direction intersecting the first direction, and a plurality of touch signal lines extending in the second direction disposed on the base substrate. Each touch signal line includes a first touch line segment and a second touch line segment, the first touch line segment disposed on the same layer as the first signal lines, and at least partially overlapping with at least one of the second signal lines in a direction perpendicular to a surface of the base substrate, the second touch line segment disposed on a different layer from the first signal lines, and the first touch line segment electrically connected with the second touch line segment through a first via.

Abstract: A method, system and computer readable medium are provided. The method includes receiving a service processing request from a user client, the service processing request being generated according to a table structure provided by a data sharing system, and including service data and signature information of the service data. The service data and the signature information are extracted from the service processing request according to the table structure that is prestored. A service data recording request of the data sharing system is generated, the service data recording request including the service data and the signature information. The service data recording request is sent to one or more nodes in the data sharing system for obtaining and storing the service data and the signature information at the one or more nodes.

Abstract: Provided are a composite probiotic lactic acid bacteria powder and a preparation method and use thereof, the composite probiotic lactic acid bacteria powder can be composited from Lactobacillus casei Zhang bacteria powder, Bifidobacterium animalis V9 bacteria powder, Lactobacillus plantarum P8 bacteria powder, Lactobacillus plantarum C2 bacteria powder, with prebiotics and fruit-vegetable powder. The composite probiotic lactic acid bacteria powder has a significantly protective effect against irritable bowel syndrome, oral infection and nasal cavity infection, and can prevent the occurrence of upper respiratory tract infection, at the same time, it can improve gastrointestinal symptoms, regulate gut microbiota and improve the body's immunity.

Abstract: The present disclosure discloses an information storage method performed at a server.

Abstract: An array substrate includes: a base substrate; at least one first connection terminal, at least one second connection terminal, and at least one connection line, which are disposed on the base substrate and located in a non-display area of the array substrate, the at least one connection line being connected with the at least one first connection terminal and the at least one second connection terminal; at least one gate line disposed on the base substrate and located in a display area of the array substrate. The first connection terminal is for connecting with an IC, and the second connection terminal is for connecting with a flexible circuit board. A resistivity of at least a part of each of at least one of the at least one connection line is less than a resistivity of the at least one gate line.

Abstract: An irregular shaped display panel, a method and a device for manufacturing the irregular shaped display panel, and a display device are provided. The irregular shaped display panel includes a display area and a non-display area surrounding the display area. The method for manufacturing an irregular shaped display panel includes: determining, based on an irregular shaped region on the display panel, boundary pixel units located on a boundary of the irregular shaped region; dividing each boundary pixel unit into at least two pixel division units such that each pixel division unit comprises parts of all sub-pixels of the boundary pixel unit; and determining whether a ratio of an area of each pixel division unit outside the display area to an area of the entire pixel division unit reaches a preset value; if yes, performing a shading process on the pixel division unit.

Abstract: The present application discloses a dredging system for a pre-paved gravel foundation bed surface in open sea deep water, including a dredging mechanism, which includes a dredging suction head, a power component and a dredging pipeline, wherein the dredging suction head is connected with the dredging pipeline; the dredging pipeline is communicated with the power component; the dredging suction head includes at least one ridge surface suction port and at least one furrow suction port; the openings of all the furrow suction ports are lower than those of all the ridge surface suction ports; a lifting mechanism, which is connected with the dredging suction head and is used for lifting the dredging suction head to the gravel foundation bed surface; a moving mechanism, which is connected with the lifting mechanism and is used for driving the dredging suction head to move within a dredging range of the gravel foundation bed surface.

Abstract: The present disclosure relates to a key structure and an electronic apparatus. The key structure includes a housing; an electronic switch; a key cap; and a rocker, wherein the housing is provided with an opening configured to mount the key cap, the electronic switch is located inside the housing and corresponds to a position of the opening, and the key cap is mounted in the opening, and wherein the rocker has a first end fixed to the key cap and a second end hinged to the housing, and the rocker has a length larger than or equal to a first predetermined value.

Abstract: The embodiments of the present application disclose a method and an apparatus for determining flow rates of components of multiphase fluid. The method comprises: performing a first magnetization treatment and a second magnetization treatment on multiphase fluid in a pipeline in a target oil and gas well, respectively, to obtain first magnetized multiphase fluid and second magnetized multiphase fluid; determining a first echo train signal set and a second echo train signal set corresponding to the first magnetized multiphase fluid and the second magnetized multiphase fluid, respectively; determining contents of an oil phase component, a water phase component, and a gas phase component of the multiphase fluid at a specified horizon position, and determining a flow velocity of the multiphase fluid at the specified horizon position; and determining flow rates of the oil phase component, the water phase component and the gas phase component in the multiphase fluid.

Abstract: The present invention provides N6-substituted adenosine derivatives and N6-substituted adenine derivatives, manufacturing methods thereof, a pharmaceutical composition comprising the said compounds above, and uses of these compounds in manufacturing medicaments and health-care products for treating insomnia, convulsion, epilepsy, and Parkinson's diseases, and preventing and treating dementia.