Abstract: Embodiments of the present disclosure relate to a method, a device and a computer program product for managing a distributed system. The method comprises sending heartbeat messages from a master node to a plurality of slave nodes, the master node and the plurality of slave nodes being included in a plurality of nodes in the distributed system, and the plurality of nodes being divided into one or more partitions. The method further comprises, in response to receiving a response to the heartbeat messages from a portion of slave nodes in the plurality of slave nodes, determining respective states of the one or more partitions. In addition, the method further comprises a state of a first slave node in the plurality of slave nodes at least based on the respective states of the one or more partitions, the master node failing to receive a response to the heartbeat messages from the first slave node.

Abstract: A support back plate and a curved display device are disclosed. The support back plate including a first end and a second end in opposition to each other, wherein the support back plate is bent into a shape of an arc face; and a thickness in the middle region of the support back plate is greater than that at the first end and the second end. The above-mentioned support back plate is used in a curved display device to solve the problem of a usual curved display device with more thickness and weight.

Abstract: A latex polymer of multi-stage polymerization comprising a first stage polymer and a second stage polymer wherein the first stage polymer comprises a first portion of an acrylic monomer and a first portion of a phosphorus acid monomer, and the second stage polymer comprises a second portion of an acrylic monomer and a second portion of a phosphorus acid monomer. A process of making such latex polymer.

Abstract: A 3D near eye display device is provided, the display device comprising a display screen for displaying more than one 2D images, at least one focusing element for collimating the images to sub-images, a spatial multiplexing unit capable of remapping the sub-images to different depths while forcing their centers to align to form remapped sub-images, and an eye piece. The device and methods allow for a high quality, compact 3D display system that can be wearable and overcomes the vergence-accommodation conflict that leads to visual discomfort and fatigue caused by traditional 3D near eye display devices.

Abstract: A laser packaging method and a manufacturing method of a display panel are provided. The laser packaging method includes placing a first substrate (2) on a platform (1), and arranging a glass frit in a packaging region of the first substrate (2); cell-assembling a second substrate (3) and the first substrate (2); and pre-heating the first substrate (2) and the second substrate (3) which are cell-assembled.

Abstract: The present invention provides a polymer dispersion comprising by dry weight based on total dry weight of the polymer particles, a) from 60% to 95% a vinyl acetate monomer, b) from 0.2% to 2.5% a phosphorus-containing allylic monomer; and c) from 0.2% to 2.5% an itaconic acid monomer; wherein the total amount of monomers b) and c) is from 0.5% to 2.5% by dry weight based on total dry weight of the polymer particles, and the dry weight ratio of monomer b) to monomers b) and c) is from 0.2 to 0.6. The present invention further provides a paint formulation of PVC higher than 60% comprising the polymer dispersion.

Abstract: The present disclosure illustrates new synthetic ALK-specific biosensors used to measure the activity or ALK, and methods of using the synthetic ALK-specific biosensors in assays, including high throughput assays.

Abstract: The embodiments of the present disclosure provide a computer-implemented method. The method includes caching data from a persistent storage device into a cache. The method also includes caching a physical address and a logical address of the data in the persistent storage device into the cache. The method further includes in response to receiving an access request for the data, accessing the data cached in the cache using at least one of the physical address and the logical address. The embodiments of the present disclosure also provide an electronic apparatus and a computer program product.

Abstract: A multistage aqueous emulsion polymer comprising from 88% to 98% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a first polymer core; and from 2% to 12% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a second polymer shell, wherein the first polymer core and the second polymer shell each independently comprises, as polymerized units, one or more ethylenically unsaturated nonionic monomers, wherein the second polymer shell further comprises, as polymerized units, from 20% to 60% by dry weight, based on total dry weight of the second polymer shell, of an acid monomer, wherein said acid monomer is, as polymerized units, from 1.1% to 4.2% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer. An aqueous coating composition comprising said multistage aqueous emulsion polymer.

Abstract: The application provides a printed circuit board and an optical module so as to alleviate poor contact between the electro-conductive contact sheet group and the clamping piece due to the solder resist. The printed circuit board includes a substrate, and electro-conductive contact sheet group positioned on the surface of the substrate, where a part of the substrate is overlaid with solder resist, and there is a gap between the solder resist and the electro-conductive contact sheet group.

Abstract: The application provides a printed circuit board and an optical module so as to alleviate poor contact between the electro-conductive contact sheet group and the clamping piece due to the solder resist. The printed circuit board includes a substrate, and electro-conductive wirings and electro-conductive contact sheet group both laid on the surface of the substrate, where the substrate is overlaid with solder resist, and the solder resist has no contact with the electro-conductive contact sheet group.

Abstract: The present disclosure provides a mask repairing apparatus, a method for repairing a mask and an evaporation apparatus. The mask repairing apparatus includes: a repairing device configured to repair a portion of a mask to be repaired; and a moving mechanism installed within a region facing towards the mask and configured to drive the repairing device to move to a position which is opposite to the portion of the mask to be repaired.

Abstract: Discloses is a packaging equipment, a method for using the same, and a computer readable storage medium. The packaging equipment includes a movable mechanism and a package assembly, and the movable mechanism is configured to drive the package assembly to move along a predetermined path. The package assembly includes a first rotating mechanism and a first functional module disposed along a first axis, a second functional module is disposed on the first rotating mechanism, and the first rotating mechanism is configured to drive the second functional module to rotate around the first axis.

Abstract: The present invention provides an aqueous paint composition comprising by dry weight based on total dry weight of the pigment composition, from 11% to 35% of a polymeric duller of (co)polymeric particles having an average diameter of from 1 to 20 ?m, and from 25% to 70% of titanium dioxide particles; wherein from 50% to 100% of the titanium dioxide particles are encapsulated by polymer shell of (co)polymeric particles.

Abstract: A 3D near eye display device is provided, the display device comprising a display screen for displaying more than one 2D images, at least one focusing element for collimating the images to sub-images, a spatial multiplexing unit capable of remapping the sub-images to different depths while forcing their centers to align to form remapped sub-images, and an eye piece. The device and methods allow for a high quality, compact 3D display system that can be wearable and overcomes the vergence-accomodation conflict that leads to visual discomfort and fatigue caused by traditional 3D near eye display devices.

Abstract: The present disclosure discloses an order allocation method. The method may include: receiving orders and extracting order information; extracting service provider information and obtaining features of service providers; determining whether the order information matches the features of the service providers, or determining whether the features of the service providers satisfy a preset condition to generate a determination result; ranking the service providers based on the determination result; generating orders to be allocated; and allocating the orders to be allocated to the service providers based on the ranking. The present disclosure also discloses an order allocation system that can perform the method above.

Abstract: A system for pushing orders is disclosed. The system may include: a computer readable storage medium configured to store an executable module, comprising a service requester interface configured to: acquire at least one first order and information related to the first order, comprising geographic and time information related to the first order; and acquire at least one second order and information related to the second order, comprising geographic and time information related to the second order; a processing module configured to filter the second order based on the information related to the first order and the second order to generate at least one filtered second order; a service provider interface configured to send the filtered second order; and a processor configured to implement the executable module. Also disclosed herein are a method of pushing orders and a method of using a system for pushing orders.

Abstract: The present disclosure relates to a system and a method of allocating orders. The system may include a non-transitory computer readable storage medium and a processor. The non-transitory computer may store an executable module. The processor may execute the executable module stored in the computer readable storage medium. The non-transitory computer readable storage medium may include a receiving unit (231) and an order allocation unit (361). The receiving unit (231) may receive order information and user information. The user information may include location information and/or time information. The order allocation unit (361) may allocate an order based on the location information and/or the time information. The method may include receiving order information and user information, wherein the order information and the user information may include location information and/or time information, and allocating an order based on the location information and/or the time information.

Abstract: The present invention provides an aqueous composition for coating substrates comprising: one or more emulsion copolymer, the emulsion copolymer being a copolymerization product of a monomer mixture comprising a monomer of formula I, wherein R1 is hydrogen or methyl, X is a divalent organic alkylene oxide group, n is an integer ranging from 1 to 50 and R2 is hydrogen or an alphatic or aromatic hydrocarbon group having from 1 to 20 carbon atoms, and a phosphate surfactant. When incoroporated into a coating composition, the coating composition show both improved stain-resistance properties and anti-clogging properties.

Abstract: A method for making a lithium ion battery anode active material comprising: providing silicon particles and a silane coupling agent, wherein the silane coupling agent comprises a hydrolysable functional group and an organic functional group; mixing the silicon particles and the silane coupling agent in water to obtain a first mixture; adding a monomer or oligomer to the first mixture to obtain a second mixture, the surfaces of the silicon particles being coated with a polymer layer by in situ polymerization method to obtain silicon polymer composite material, the monomer or the oligomer reacting with the organic functional group of the silane coupling agent in a polymerization, thereby a generated polymer layer being chemically grafted on the surfaces of the silicon particles; and heating the silicon polymer composite material to carbonize the polymer layer to form a carbon layer coated on the surfaces of the silicon particles.