Abstract: The present disclosure provides a replica processing method based on a raft protocol. The method includes: for a node to be processed corresponding to a raft replica group, determining a replica to be cleaned corresponding to the node, the raft replica group including a first node and at least one second node; for the node, obtaining replica configuration information of the raft replica group, the replica configuration information including one or more primary replicas stored by the first node and one or more secondary replicas stored by the at least one second node; and for the node, determining whether the replica configuration information includes the replica to be cleaned, if yes, reserving the replica to be cleaned, and if no, deleting the replica to be cleaned. The present disclosure also provides a replica processing node, a distributed storage system, a server, and a computer-readable medium.

Abstract: The present disclosure relates to the field of display technology, and provides a light guide plate, an optical module, and an all-trans display device in embodiments. The light guide plate includes a light entrance surface, a light exit surface, a first surface opposite to the light exit surface, and a plurality of recessed structures on the first surface. Further, the plurality of recessed structures are configured such that at least light incident parallel to the light exit surface exits from the light guide plate at an angle of 60°-90° with respect to the light exit surface.

Abstract: The present disclosure is related to a touch control module. The touch control module may include a plurality of touch control electrodes. At least one of the plurality of touch control electrodes may have a wire grating structure. The wire grating structure may be configured to enable light from the display panel to pass through the at least one of the plurality of touch control electrodes.

Abstract: A method and an apparatus for processing data are provided. The method includes: searching a range information set for range information overlapping with range information in the read request, if a response to a read request is not received from a first device in a device cluster; determining a data identifier as a target identifier, based on a search result, in data identifiers of range information in the range information set; and generating a retrying read request including the target identifier, and sending the retrying read request to a device other than the first device in the device cluster. The present disclosure may find the target identifier by determining the range information overlapping with the range information of the requested data, and then request the data again using the target identifier.

Abstract: A liquid crystal display panel, including a liquid crystal cell, a liquid crystal, a light-transmitting cover plate and a light-transmitting support structure; where the liquid crystal is located in the liquid crystal cell, the cover plate covers a side where a target surface for emitting light is located of the liquid crystal cell, and the support structure is located between the cover plate and the liquid crystal cell; and an orthogonal projection region of the support structure on the target surface is a partial region of the target surface, and the partial region comprises at least part of an active display region of the target surface.

Abstract: The present application discloses a fringe field driven liquid crystal display panel. The fringe field driven liquid crystal display panel includes a first substrate having a first glass layer and a first alignment film on the first glass layer; a second substrate facing the first substrate and having a second glass layer and a second alignment film on the second glass layer; and a liquid crystal layer between the first alignment film and the second alignment film. A first main optical axis of the first glass layer and a second main optical axis of the second glass layer are non-parallel to each other and have an included angle ?. The first alignment film and the second alignment film have non-parallel rubbing angles, configured to reduce light leakage and color shift in the fringe field driven liquid crystal display panel.

Abstract: A display panel, a display device, and a method for manufacturing a display panel are provided. The display panel includes first and second substrates, first and second alignment films and a liquid crystal layer extending along a first direction and a second direction and sequentially along a third direction perpendicular to the first direction and the second direction. The liquid crystal layer includes a column of liquid crystal molecules along the third direction, and includes a first liquid crystal molecule closest to the first alignment film and a second liquid crystal molecule closest to the second alignment film. The first liquid crystal molecule and the second liquid crystal molecule have different tilting tendencies with respect to the plane defined by the first direction and the second direction, and form a twist angle.

Abstract: The present disclosure relates to a moire quantitative evaluation method. The method includes obtaining an image of a first pattern layer; obtaining coordinates of each of the first image units; according to the coordinates of each of the first image units and a thickness and a refractive index of a dielectric layer, determining coordinates of projection image units each of which corresponds to a corresponding one of the first image units along an oblique view light path; determining a pixel value of each of the projection image units according to pixel values of second image units in each of the surrounding regions to obtain an oblique view image; superimposing the image of the first pattern layer and the oblique view image to obtain a first superimposed image; converting the first superimposed image into a moire image; and performing a moire quantitative evaluation according to the moire image.

Abstract: Provided is a sensor installation assembly relating to the faucet field and comprising a fixing base, a sensor and a fixing bolt, wherein the fixing base is in a shape matched with an installation object and is at least provided with installation guide grooves in sliding fit with a sensor and insert grooves allowing the fixing bolt to be inserted therein in a matched manner so as to limit the sensor in the installation guide grooves; the sensor is in sliding fit with the installation guide grooves; and the fixing bolt is inserted into the insert grooves of the fixing bolt in the matched manner. Also provided is a faucet at least comprising a water outlet base provided with the sensor installation assembly, and a sensor installation method. The sensor installation improvement technique is more adaptable and applicable to various faucet structures, and assembly is very convenient.

Abstract: Embodiments of the present disclosure relate to a method and a device for writing data. The method may include: determining a target block for storing to-be-written data from a plurality of blocks divided in advance for a solid state disk in response to receiving a data write instruction, where the data write instruction includes information of the to-be-written data, and the solid state disk is divided into a plurality of blocks according to a band parameter; determining the to-be-written data based on the information of the to-be-written data; writing the to-be-written data into the target block using a single thread.

Abstract: The present disclosure provides a replica processing method based on a raft protocol. The method includes: for a node to be processed corresponding to a raft replica group, determining a replica to be cleaned corresponding to the node, the raft replica group including a first node and at least one second node; for the node, obtaining replica configuration information of the raft replica group, the replica configuration information including one or more primary replicas stored by the first node and one or more secondary replicas stored by the at least one second node; and for the node, determining whether the replica configuration information includes the replica to be cleaned, if yes, reserving the replica to be cleaned, and if no, deleting the replica to be cleaned. The present disclosure also provides a replica processing node, a distributed storage system, a server, and a computer-readable medium.

Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, a plurality of data lines and a plurality of pixels arranged in an array on the base substrate, each of the data lines extends along a column direction, the pixels in a single column are connected to one single data line of the data lines, any two data lines of the data lines connected to adjacent columns of the pixels constitute a pair of data lines, any two adjacent pixels in each row of the pixels constitute a pair of pixels, each pair of data lines pass through one row of any two adjacent rows of the pixels by extending between two pairs of pixels, and pass through another one row of the two adjacent rows of the pixels by extending between two pixels of one pair of pixels.

Abstract: A display panel is provided. The display panel includes a first substrate faces a second substrate. The first substrate includes a plurality of first spacers and a plurality of second spacers. The second substrate includes a corresponding plurality of first protrusions and a plurality of second protrusions. A sum of a height of the first protrusion and a height of the first spacer is greater than that of the second spacer. Each of the first spacers includes at least one protrusion. A length of an orthographic projection of each protrusion on a plane of the first substrate is longer in one direction.

Abstract: A display panel, a display device, and a method for manufacturing a display panel are provided. The display panel includes first and second substrates, first and second alignment films and a liquid crystal layer extending along a first direction and a second direction and sequentially along a third direction perpendicular to the first direction and the second direction. The liquid crystal layer includes a column of liquid crystal molecules along the third direction, and includes a first liquid crystal molecule closest to the first alignment film and a second liquid crystal molecule closest to the second alignment film. The first liquid crystal molecule and the second liquid crystal molecule have different tilting tendencies with respect to the plane defined by the first direction and the second direction, and form a twist angle.

Abstract: A single-side light-emitting source, a method for manufacturing the same, and a display device are provided. The single-side light-emitting source includes a base substrate; a plurality of light-shielding patterns on the base substrate; a signal transmission pattern covering the plurality of light-shielding patterns; a plurality of first electrodes; an electroluminescent layer on the first electrodes; and a transparent second electrode layer on the electroluminescent layer. In the above single-side light-emitting source, the first electrodes are on the signal transmission pattern, and an orthographic projection of each first electrode onto the base substrate is within an orthographic projection of a corresponding light-shielding pattern onto the base substrate.

Abstract: Embodiments of the present disclosure provide a MEMS light valve, a pixel array and a display apparatus. The MEMS light valve includes a first grating including first openings arranged in a matrix; a second grating, parallel to the first grating and including light emitting areas corresponding to the first openings, wherein the second grating is capable of moving with respect to the first grating along a shifting direction parallel to the first grating. Light emitting materials which emit lights having certain wavelengths by means of excitation by external lights are provided on the light emitting areas.