Abstract: The present disclosure provides a method and device for calling SIM card, a method and device for pushing information, and a SIM card allocation system. The method for calling SIM card is applied in a mobile terminal and includes: parsing an external network as currently searched out by the mobile terminal to generate a parsing result; reading a network information database pre-stored in the mobile terminal; and calling a target SIM card that matches with the external network to perform network registration according to the parsing result and the network information database. Due to the fact that which V-SIM card needs to be called is determined by the mobile terminal itself, the operations of continuously interacting with the server and continuously verifying the network are basically avoided, not only networking time is shortened, but also network traffic is saved, and user experience is greatly improved.

Abstract: A vibration heat-pressing device includes a positioning member, a support body, a pressing mechanism, a vibration generator, and a heating rod. The positioning member supports and positions the workpiece. The pressing mechanism, the vibration generator, and the heating rod are located on the support body. The support body defines a first mounting hole. The heating rod is engaged in the first mounting hole. One end of the heating rod extends out from the support body and is connected to a heating device. The heating rod heats the heating rod of the pressing mechanism. A heat-conducting medium is filled in a gap between the heating rod and an inner wall of the first mounting hole. While the heating rod of the pressing mechanism are heated, the vibration generator vibrates the pressing mechanism.

Abstract: Embodiments of the present disclosure provide a method, a server system and a computer program product of managing resources. The method may comprise receiving a request for a first amount of resources of the dedicated processing unit from an application with an assigned priority. The method may further comprise determining a total amount of resources of the dedicated processing unit to be occupied by the application based on the request. The method may also comprise in response to the total amount approximating or exceeding a predetermined quota associated with the priority, allocating the first amount of resources of the general-purpose processing unit to the application.

Abstract: Provided is a resistive random access memory (RRAM) including at least one memory cell. The at least one memory cell includes a top electrode, a bottom electrode, a data storage layer, an oxygen gettering layer, a first barrier layer, and an oxygen supplying layer. The data storage layer is disposed between the top electrode and the bottom electrode. The oxygen gettering layer is disposed between the data storage layer and the top electrode. The first barrier layer is disposed between the oxygen gettering layer and the data storage layer. The oxygen supplying layer is disposed between the oxygen gettering layer and the top electrode and/or between the oxygen gettering layer and the first barrier layer.

Abstract: A radio frequency system based on millimeter wave communication includes a Doherty power amplification unit, an antenna array, and a micro control unit MCU, where an output end of the Doherty power amplification unit is connected to an input end of the antenna array, a control end of the Doherty power amplification unit and a control end of the antenna array are both connected to the MCU, and the MCU controls a radiation direction of an antenna in the antenna array; and the Doherty power amplification unit includes two power amplifiers, saturation power of the two power amplifiers is not equal, a switch controller is connected in series to each of the power amplifiers, and the MCU controls transmit power of the Doherty power amplification unit by controlling opening and closing of the switch controller in the Doherty power amplification unit.

Abstract: Systems and methods are provided to implement intelligent data coordination for accelerated computing in a distributed computing environment. For example, a method includes executing a task on a computing node, monitoring requests issued by the executing task, intercepting requests issued by the executing task which correspond to data flow operations to be performed as part of the task execution, and asynchronously executing the intercepted requests at scheduled times to coordinate data flow between resources on the computing node.

Abstract: A resistive memory and a method for writing data thereof are provided. The method for writing data includes: receiving a write-in data and generating an inverted write-in data; reading a current data in a plurality of selected memory cells; comparing the current data with the write-in data and the inverted write-in data; selecting the write-in data or the inverted write-in data to generate a final data according to a comparison result; and writing the final data into the selected memory cells.

Abstract: A given policy file is obtained at a publishing node of a decentralized system of nodes, wherein the given policy file defines a policy that applies to at least a subset of nodes in the decentralized system of nodes. The given policy file is sent to a decentralized storage network for storage therein. Storage metadata is received from the decentralized storage network, wherein the storage metadata represents address information associated with storage of the given policy file in the decentralized storage network. The publishing node generates policy file retrieval metadata based on the storage metadata received from the decentralized storage system. The policy file retrieval metadata is sent to a blockchain network for storage therein. One or more querying nodes of the decentralized system of nodes access the blockchain network to obtain the policy file retrieval metadata in order to then retrieve the policy file from the decentralized storage network.

Abstract: Embodiments of the present disclosure provide a method, a network interface card (NIC) and a computer program product for load balance. The method comprises determining, by a NIC of a network node, whether a packet obtained comprises a request to establish a network connection for a first device; in response to determining that the packet comprises a request to establish the network connection, determining whether the load balance associated with the network connection is to be applied by the NIC or a host processing device on the network node; and in response to determining that the load balance is to be applied by the NIC, applying the load balance among a set of devices using the NIC, so as to select a second device from the set of devices to establish the network connection with the first device. In this way, efficient and cost-effective load balance in the network can be achieved by means of the NIC.

Abstract: According to embodiments of the present disclosure, a method, device and computer program product for information processing are proposed. The method comprises: obtaining identification information of a shard of metadata at a first node of a blockchain-based metadata management system; determining, based on similarities of the identification information of the shard and identification information of candidate nodes of the metadata management system, a second node for positioning the shard from the candidate nodes; and enabling the second node to process the identification information of the shard, to manage storage of the shard in the metadata management system. Therefore, the present solution can improve efficiency, security and robustness of the metadata management system.

Abstract: Disclosed in the embodiment of the present disclosure is a group chat initiating method on the basis of a shared document, comprising: when a first user account accesses a shared document, querying the shared document to obtain a group-specific name card inserted therein, and in the shared document, according to a joining state of the first user account in a chat group, displaying a group chat control corresponding to the joining state, and in response to an operation of the user performed on the chat control, sending a corresponding group chat request for joining the chat group or displaying an interface of the chat group. Also disclosed in the embodiment of the present disclosure are a device for initiating a group chat on the basis of a shared document, an electronic apparatus, and a computer-readable storage medium.

Abstract: Embodiments of the present disclosure provide a method, device and computer program product for executing applications in a hybrid cloud. The method comprises in response to receiving a request for executing the application from a user, obtaining an application identifier for the application from the request. The method also comprises determining, based on the application identifier and a scheduling strategy associated with the application, an executable file identifier corresponding to the application. The method further comprises obtaining, from a repository associated with the hybrid cloud, an executable file of the application corresponding to the executable file identifier, the executable file being associated with a type of a heterogeneous device in a hybrid cloud. By utilizing the above method, users can rapidly execute the application without considering the type of the heterogeneous device in the hybrid cloud.

Abstract: Embodiments of the present disclosure relate to a method and apparatus of allocating a processing resource to an application. The method comprises receiving from the application a request for executing a task. The method further comprises determining a characteristic of the application based on the request. The method may determine stored historical data associated with the application. In addition, the method may further automatically select, based on the characteristic of the application and the historical data, the processing resource applicable to the application for allocation to the application.

Abstract: Embodiments of the present disclosure provide a method, apparatus and computer-readable medium for application scheduling. In accordance with embodiments of the present disclosure, influence factors related to scheduling of a plurality of applications between a plurality of processing units of a computing system are obtained, the plurality of applications being run by at least one of the plurality of processing units. Based on the obtained influence factors, a target application to be scheduled is selected from the plurality of applications and a first processing unit is selected from the plurality of processing units, the first processing unit being different from a second processing unit of the at least one processing unit running the target application. The target application is scheduled from the second processing unit to the first processing unit to continue running of the target application by the first processing unit.

Abstract: Disclosed herein are processes for producing neopentane. The processes generally relate to demethylating isooctane to produce neopentane. The isooctane may be provided by the alkylation of isobutane with butylenes.

Abstract: The invention discloses a method for experimentally determining the conductivity of unpropped fracture in hydraulic fracturing of shale reservoir, comprising the following steps: select an outcrop sample with natural fractures in a shale reservoir section, and cut the outcrop sample with natural fractures along the extension direction of the natural fracture into no less than 8 square rock slabs; use a laser scanner to obtain the rough topography data of the fracture surface of each square rock slab and calculate the area tortuosity; pick out the rock samples; model the rough surface of the selected rock samples; import the treated surface model into the engraving machine, and select the downhole core or outcrop rocks in the same horizon for repeated production; calculate the shear slippage at different positions of unpropped fracture according to the data of shale reservoir; finally test the conductivity of the shale rock samples after shear slip.

Abstract: A method and system for configuring regenerative braking energy recovery devices in urban rail transit provided by the present application, successively including the following steps: calculating a preliminarily configured capacity Pn of a regenerative braking energy recovery device predetermined for the traction substation n, then obtaining an optimally configured capacity Qn of the regenerative braking energy recovery devices; further, configuring the total number of the regenerative braking energy recovery devices; finally, configuring the type of the regenerative braking energy recovery devices. By reasonably configure the capacity and number of regenerative braking energy recovery devices in traction substations, the configuring method of the present application allows the regenerative braking energy generated by a train during braking to be completely absorbed, thus reduce the energy consumption of braking resistors.

Abstract: A vibration heat-pressing device includes a positioning member, a support body, a pressing mechanism, a vibration generator, and a heating rod. The positioning member supports and positions the workpiece. The pressing mechanism, the vibration generator, and the heating rod are located on the support body. The support body defines a first mounting hole. The heating rod is engaged in the first mounting hole. One end of the heating rod extends out from the support body and is connected to a heating device. The heating rod heats the heating rod of the pressing mechanism. A heat-conducting medium is filled in a gap between the heating rod and an inner wall of the first mounting hole. While the heating rod of the pressing mechanism are heated, the vibration generator vibrates the pressing mechanism.

Abstract: Embodiments of the present disclosure propose a method and apparatus for optimizing storage of application data. The method comprises obtaining description information for application data from an application; performing storage optimization based on the description information; and performing at least pan of a storage function to be implemented by the back-end storage device, based on the description information before transmitting application data to the back-end storage device. With the method or apparatus according to the embodiments of the present disclosure, an efficient manner of integrating the application and non-volatile storage device is provided to coordinate the application and storage, thereby improving efficiency and expanding capability.