Abstract: A tool holder is provided, including a main body. The main body includes a base and two supporting portions, and the base has a cavity disposed thereon and extending in a first direction. The two supporting portions are spacedly arranged and protrude beyond the base in the first direction, and the two supporting portions define a mouth communicated with the cavity. The base is configured for a tool to be received within the cavity along the first direction and placed thereon, and the two supporting portions are configured for the tool to be placed thereon through the mouth and the cavity. The tool can be held on the tool holder in two different ways to meet different using requirements.

Abstract: A compact high-speed electrical connector and electronic system thereof. The connecter comprises first, second, and third mating interfaces configured to receive one or more cards, and a mounting interface configured to mount to a substrate. The first, second, and third mating interfaces extend in columns parallel to each other and perpendicular to a mating direction. The first, second, and third mating interfaces offset from each other in a mating direction. The mounting interface extends in the mating direction. Such a configuration enables direction interconnections between three components that support hybrid functions such as high-speed signals, power, and/or side bands, while satisfying a limited space provided by an electronic system.

Abstract: A tool holder is provided, including a main body. The main body includes a base and two supporting portions, and the base has a cavity disposed thereon and extending in a first direction. The two supporting portions are spacedly arranged and protrude beyond the base in the first direction, and the two supporting portions define a mouth communicated with the cavity. The base is configured for a tool to be received within the cavity along the first direction and placed thereon, and the two supporting portions are configured for the tool to be placed thereon through the mouth and the cavity. The tool can be held on the tool holder in two different ways to meet different using requirements.

Abstract: A wrench includes a main body and a driving head. The main body includes a body portion and a head portion connected to the body portion, the head portion includes a jaw, the jaw includes two side walls and a bottom wall connected between the two side walls, and between each of the two side walls and the bottom wall is a concave portion which is recessed in one of the two side walls and the bottom wall. The drive head is rotatably connected to the head portion and within a slot of the head portion, and a rotation axis of the drive head extends toward the two side walls.

Abstract: A method for creating a configuration knowledge base, includes: determining a hierarchical structure between a plurality of modules in a product family based on the plurality of modules; determining a knowledge package of each module based on the hierarchical structure; and releasing the knowledge package of each module in the product family to a configuration knowledge base, to obtain a configuration knowledge base of the product family. The hierarchical structure indicates a hierarchical relationship between a parent module and a child module in the plurality of modules. Each parent module includes one or more child modules. A knowledge package of the parent module includes an input interface algorithm of the child module associated with the parent module.

Abstract: Disclosed are a tricyclic derivative and a preparation method therefor and an application thereof. Specifically, disclosed are a compound shown in formula (I) and an optical isomer thereof or a pharmaceutically acceptable salt thereof, and an application of the compound as an Autotaxin inhibitor.

Abstract: The present application is applicable to a field of computer application technology, and provides a software upgrade method, device and electronic device. The method includes: after receiving an upgrade request sent by a service platform, sending an upgrade query instruction to a transaction terminal; receiving a query result fed back by the transaction terminal, the query result being generated by executing the upgrade query instruction on the transaction terminal using a software tool development kit integrated in the software to be upgraded; and determining whether to upgrade the software to be upgraded in the transaction terminal according to the query result. Through the present application, a problem of data loss or software crash when upgrading software during a transaction can be solved, and the reliability and flexibility of software upgrades can be improved.

Abstract: A frequency-adjustable water dripping device. The water dripping device includes a U-shaped magnetic conductive cup, a printed circuit board (PCB), a magnetic field generating device, a water containing cavity, and a water outlet, where the U-shaped magnetic conductive cup is connected to the magnetic field generating device, and the magnetic field generating device is connected to the PCB. When alternating current signals with different frequencies are input into the PCB and sent to the magnetic field generating device, a volume of the water containing cavity is changed by means of a magnetic field generated by the magnetic field generating device, such that different water dripping effects are generated. According to the frequency-adjustable water dripping device, the volume of the water containing cavity is changed by means of the generated magnetic field, such that different water dripping effects are generated.

Abstract: A display panel, a manufacturing method thereof, and a display device are provided. The display panel includes a display region and a lens region, wherein the lens region comprises a common electrode and a deflection electrode arranged opposite each other, and a first liquid crystal layer arranged therebetween, the deflection electrode is configured for providing at least two different deflection voltages, and the at least two different deflection voltages are configured for deflecting the first liquid crystal layer. According to the display panel, the manufacturing method thereof and the display device in the embodiments of the present disclosure, it may drive the liquid crystals to deflect, so as to achieve the function of zooming of the camera. In addition, the camera is integrated with the display panel, so as to improve the integration level of the display device, and facilitate the utilization and the manufacturing of the display device.

Abstract: Disclosed in the present invention are a fused pyridone compound, and a preparation method therefor and a use thereof. Specifically, the present invention discloses a compound of formula (I-B), an optical isomer thereof and a pharmaceutically acceptable salt thereof, and the use of the compound as a KRAS inhibitor.

Abstract: Disclosed is a frequency-adjustable water dripping device. The water dripping device includes a U-shaped magnetic conductive cup, a printed circuit board (PCB), a magnetic field generating device, a water containing cavity, and a water outlet, where the U-shaped magnetic conductive cup is connected to the magnetic field generating device, and the magnetic field generating device is connected to the PCB. When alternating current signals with different frequencies are input into the PCB and sent to the magnetic field generating device, a volume of the water containing cavity is changed by means of a magnetic field generated by the magnetic field generating device, such that different water dripping effects are generated. According to the frequency-adjustable water dripping device, the volume of the water containing cavity is changed by means of the generated magnetic field, such that different water dripping effects are generated.

Abstract: A tool holder, including: a base; and two blocking portions, disposed on the base in interval and defining a receiving space and an entrance which are in communication with each other, the two blocking portions being relatively movable, the entrance being configured to allow insertion of a received portion of a tool into the receiving space, the two blocking portions being configured to block the received portion received within the receiving space.

Abstract: Provided is an array substrate including: a first base, wherein the first base is provided with a plurality of pixel regions, and the pixel region includes a white sub-pixel region and at least two color sub-pixel regions; and a plurality of photosensitive devices disposed on the first base, wherein an orthographic projection of the photosensitive device onto the first base at least partially overlaps with the white sub-pixel region. A liquid crystal display panel and a display apparatus are also provided.

Abstract: A hub removal tool is provided, including a base, a first working member and a threaded rod. The base has at least one positioning hole and an assembling hole penetrating therethrough in a first direction. The assembling hole defines a central axis extending in the first direction. The first working member is disposed on the base. The first working member has a first screw hole. An opening direction of the first screw hole is identical to the first direction. As viewed in the first direction, the first screw hole is located in a distribution area of the assembling hole and a first axis of the first screw hole is misaligned with the central axis. The threaded rod is screwed with the first screw hole and is movable in the first direction.

Abstract: A garden tool and control method thereof is provided. The garden tool includes a steering wheel; a first angle sensor, to which the steering wheel is connected through transmission via a deceleration transmission mechanism; and a control module, to which the first angle sensor is electrically connected, the control module being respectively electrically connected to driving elements of the two driving wheels. The present disclosure utilizes at least one angle sensor in the vehicle control system to generate an actual position signal indicating the position status of the steering wheel, rather than an inferred or expected position of the steering wheel, thus effectively improving response speed and response accuracy.

Abstract: A card edge connector for providing high-speed interconnections between different printed circuit boards. The card edge connector may include a plurality of wafers, each having a plurality of conductors. The conductors may include tails at one end and mating contact portions at an opposing end. The connector may have more rows of tails than columns of mating contact portions, so that the tails extend less distance from an edge of a PCB toward its center. The connector may be formed from multiple wafers of different sizes. Shorter wafers may have mating contact portions in columns and tails in rows. Taller wafers may have mating contact portions in the same column as a respective shorter wafer and tails in a row parallel to and offset from the row of tails of the respective shorter wafer.

Abstract: A sleep-regulating tablet allowing release by stages and a preparation method thereof are provided. The tablet structurally consists of a drug-containing delayed-release tablet core, a drug-free stomach-soluble coating, a drug-free enteric coating, a drug-containing immediate-release shell, and a shell stomach-soluble coating sequentially from inside to outside. An ideal dual-stage timed drug release mode may be realized, and is especially suitable for a sleep-regulating drug, such as ramelteon.

Abstract: A display panel, a manufacturing method thereof, and a display device are provided. The display panel includes a display region and a lens region, wherein the lens region comprises a common electrode and a deflection electrode arranged opposite each other, and a first liquid crystal layer arranged therebetween, the deflection electrode is configured for providing at least two different deflection voltages, and the at least two different deflection voltages are configured for deflecting the first liquid crystal layer. According to the display panel, the manufacturing method thereof and the display device in the embodiments of the present disclosure, it may drive the liquid crystals to deflect, so as to achieve the function of zooming of the camera. In addition, the camera is integrated with the display panel, so as to improve the integration level of the display device, and facilitate the utilization and the manufacturing of the display device.