Abstract: A gas detecting apparatus and a gas detecting method based on terahertz spectroscopy are provided. The apparatus includes a sample chamber allowing a terahertz wave to pass therethrough; a gas feeding unit connected to the sample chamber to feed gas into the sample chamber; a gas outputting unit connected to the sample chamber to output gas from the sample chamber; and a vacuum pump connected to the sample chamber to evacuate the sample chamber. The apparatus further comprises one or more of a pressure gauge disposed on the sample chamber, an anemometer disposed on the sample chamber, a humidity regulation device connected to the sample chamber, and a temperature regulation device connected to the sample chamber.

Abstract: The present disclosure provides a circuit substrate, a method for manufacturing the same, a display substrate and a tiled display device. The circuit substrate includes: a base substrate; a driving circuit on the base substrate; and conductive connection portions. A plurality of grooves is defined in a lateral side of the base substrate; each of the plurality of grooves extends through a top surface and an opposite bottom surface of the base substrate. The driving circuit includes signal lines on the top surface of the base substrate and signal-line leads on the bottom surface of the base substrate. The plurality of conductive connection portions are corresponding to the plurality of grooves in a one-to-one manner; at least one part of the conductive connection portion is in the corresponding groove. The conductive connection portion is connected with the corresponding signal line and the corresponding signal-line lead, respectively.

Abstract: A collapsible cart assembly having a framework with two brackets. The two brackets have first arms, second arms and third arms. A rear leg frame section is rigidly affixed to the first arms. A front leg frame section that is pivotably connected to the second arms. A handle frame section is pivotably connected to the third arms of the brackets. Slides are disposed on the rear leg frame section. A first set of linkages connect the slides to the front leg frame section. A second set of linkages connect the slides to the handle frame section. The slides and linkages move the front leg frame the handle frame between an open configuration and a closed configuration.

Abstract: A semiconductor device and its manufacturing method are presented. The manufacturing method includes providing a substrate structure; forming a first metal layer on the substrate structure; forming a second metal layer on the first metal layer; forming a first oxide layer on the second metal layer at a first temperature; and conducting the remaining manufacturing processes including thermal processes at a second temperature that is higher than the first temperature. This method reduces the concentration of the first metal diffused into the surface of the second metal layer during the thermal processes, thus reducing the amount of the oxide of the first metal formed on the surface of the second metal layer. Therefore, it is beneficial to the establishment of metal wire connections.

Abstract: A semiconductor device and its manufacturing method are presented. The manufacturing method includes providing a substrate structure; forming a first metal layer on the substrate structure; forming a second metal layer on the first metal layer; forming a first oxide layer on the second metal layer at a first temperature; and conducting the remaining manufacturing processes including thermal processes at a second temperature that is higher than the first temperature. This method reduces the concentration of the first metal diffused into the surface of the second metal layer during the thermal processes, thus reducing the amount of the oxide of the first metal formed on the surface of the second metal layer. Therefore, it is beneficial to the establishment of metal wire connections.

Abstract: A collapsible cart assembly having a framework with two brackets. The two brackets have first arms, second arms and third arms. A rear leg frame section is rigidly affixed to the first arms. A front leg frame section that is pivotably connected to the second arms. A handle frame section is pivotably connected to the third arms of the brackets. Slides are disposed on the rear leg frame section. A first set of linkages connect the slides to the front leg frame section. A second set of linkages connect the slides to the handle frame section. The slides and linkages move the front leg frame the handle frame between an open configuration and a closed configuration.

Abstract: Embodiments of the present disclosure relate to methods, systems, and computer program products for monitoring a state of an application. A target object that is to be monitored in an application may be determined in response to receiving a monitoring configuration. A position of the target object in source codes of the application may be identified. A state of the target object may be monitored in response to the application being traced to a location corresponding to the position.

Abstract: There is provided a method for processing a source file to generate an object file, comprising: obtaining a header file referenced by the source file; in response to the source file calling a data symbol defined in the header file, creating an indicator of a definition the data symbol, wherein definitions of different data symbols correspond to different indicators; and adding the indicator into a compiling result of compiling the source file so as to generate the object file. With the present invention, a dependency between the source file and the header file can be recorded, and the number of source files needed to be re-compiled can be reduced on the basis of the dependency.

Abstract: A semiconductor device and its manufacturing method are presented. The manufacturing method includes providing a substrate structure; forming a first metal layer on the substrate structure; forming a second metal layer on the first metal layer; forming a first oxide layer on the second metal layer at a first temperature; and conducting the remaining manufacturing processes including thermal processes at a second temperature that is higher than the first temperature. This method reduces the concentration of the first metal diffused into the surface of the second metal layer during the thermal processes, thus reducing the amount of the oxide of the first metal formed on the surface of the second metal layer. Therefore, it is beneficial to the establishment of metal wire connections.

Abstract: A user interface control method executed in a security-locked electronic device with a touch screen detects an i-th sliding operation on the touch screen, wherein 1?i?n. An i-th set of unlocking sub-password is obtained by analyzing a slide starting point, a sliding track, and an ending point of the i-th sliding operation. The i-th set of unlocking sub-password comprises a character corresponding to a key at the starting point and a sliding distance corresponding to the i-th sliding operation. The user interface of the electronic device is unlocked when I sets of unlocking sub-passwords are the same as preset N sets of standard sub-passwords. Positions of the characters in an array of keys in the user interface are adjusted according to the i-th sliding operation.

Abstract: The present disclosure relates to a method and system for identifying a semantic difference between source code versions. In one embodiment of the present disclosure, there is provided a method for identifying a semantic difference between source code versions, comprising: obtaining first debugging information of a first source code version and second debugging information of a second source code version respectively; determining, by comparing the first debugging information with the second debugging information, whether in the second source code version there exists a second function matching a first function in the first source code version; and identifying the semantic difference on the basis of a result of the determining. In one embodiment of the present disclosure, there is provided a system for identifying a semantic difference between source code versions. By means of the present disclosure, a semantic difference between various source code versions can be identified rapidly and accurately.

Abstract: The present disclosure relates to a method and system for identifying a semantic difference between source code versions. In one embodiment of the present disclosure, there is provided a method for identifying a semantic difference between source code versions, comprising: obtaining first debugging information of a first source code version and second debugging information of a second source code version respectively; determining, by comparing the first debugging information with the second debugging information, whether in the second source code version there exists a second function matching a first function in the first source code version; and identifying the semantic difference on the basis of a result of the determining. In one embodiment of the present disclosure, there is provided a system for identifying a semantic difference between source code versions. By means of the present disclosure, a semantic difference between various source code versions can be identified rapidly and accurately.

Abstract: There is provided a method for processing a source file to generate an object file, comprising: obtaining a header file referenced by the source file; in response to the source file calling a data symbol defined in the header file, creating an indicator of a definition the data symbol, wherein definitions of different data symbols correspond to different indicators; and adding the indicator into a compiling result of compiling the source file so as to generate the object file. With the present invention, a dependency between the source file and the header file can be recorded, and the number of source files needed to be re-compiled can be reduced on the basis of the dependency.

Abstract: A method is disclosed for synchronizing operations of at least a first group on a first server and a second group on a second server. The method includes establishing an association between the first group and the second group using a pre-set association identifier, receiving operation information containing a type of operation and specifying an operation, and performing the operation specified by the operation information on the first group. The method also includes sending the operation information and the association identifier to the second server, receiving the operation information and the association identifier, and searching the second group corresponding to the association identifier. Further, the method includes performing an operation corresponding to the type of the operation information on the second group based on the type of the operation information.

Abstract: The present invention relates to an IEEE1588 protocol negative testing method, comprises steps of: connecting a IEEE1588 tester and a slave clock DUT to establish a real-time closed-loop feedback mechanism; taking the IEEE1588 tester as a master clock, and establishing a stable time synchronization with the slave clock DUT; obtaining the timing offset or path delay of the slave clock DUT before disturbance; assembling an abnormal message in a frame and sending it to the slave clock DUT; calculating the timing offset or path delay increment after disturbance of the abnormal message; determining whether there is a sudden change in the timing offset or path delay of the slave clock DUT, wherein if there is no sudden change, the test passes; otherwise the test fails.

Abstract: A connecting mechanism which is adjustable in respect of length and which retains its proper fastening function in various orientations connects a first body with a second body and includes a connecting piece, a bolt, and a nut. The connecting piece includes a circular bowl-shaped receiving groove which is open at a lower opening. The connecting flange is fastened to the first body via a threaded screw. The bolt has a spheroidal connecting head and a threaded connecting pole extending from the connecting head and protruding from the lower opening of the receiving groove to connect to and fasten the second body.

Abstract: The present invention relates to an IEEE1588 protocol negative testing method, comprises steps of: connecting a IEEE1588 tester and a slave clock DUT to establish a real-time closed-loop feedback mechanism; taking the IEEE1588 tester as a master clock, and establishing a stable time synchronization with the slave clock DUT; obtaining the timing offset or path delay of the slave clock DUT before disturbance; assembling an abnormal message in a frame and sending it to the slave clock DUT; calculating the timing offset or path delay increment after disturbance of the abnormal message; determining whether there is a sudden change in the timing offset or path delay of the slave clock DUT, wherein if there is no sudden change, the test passes; otherwise the test fails.

Abstract: A method is disclosed for synchronizing operations of at least a first group on a first server and a second group on a second server. The method includes establishing an association between the first group and the second group using a pre-set association identifier, receiving operation information containing a type of operation and specifying an operation, and performing the operation specified by the operation information on the first group. The method also includes sending the operation information and the association identifier to the second server, receiving the operation information and the association identifier, and searching the second group corresponding to the association identifier. Further, the method includes performing an operation corresponding to the type of the operation information on the second group based on the type of the operation information.

Abstract: A method in which a pyridinium derivative such as 1,3-dimethyl-2,3-dihydro-2-oxopyrimidinium chloride is reacted with an acetyl compound such as 4-acetylpyridine, and then the reaction product is reacted with ammonia or an ammonium salt.

Abstract: A high speed optoelectronic subassembly in an optoelectronic package is disclosed that includes a dielectric support having a first electrical trace on a surface thereof and a dielectric member mounted on the surface of the support having a second electrical trace thereon. The support extends laterally a distance greater than the member to form a shelf. A dielectric step is positioned on the shelf abutting an end of the member and a laser is positioned on the shelf adjacent the step so as to be light accessible external to the subassembly. The laser and the step have surfaces equal in height and cooperate to provide a mounting platform. A resistive element is positioned on the mounting platform and electrically connected to the laser, the resistive element and laser being electrically externally accessible through the traces.