:{}, plugins:[], devserver:{ contentBase:path.resolve (__dirname, ' dist '), host: ' 10.212.109.18 ', compress: True, port:8087 }}
NPM Install Webpack-dev-server–save-dev installs a webpack-dev-server that is only used in development
Then input Webpack-dev-server will be reported not internal command, because installed into the node_modules, can not find, so need to package.json inside scripts content Delete, oneself in the inside write
After connecting the device under Ubuntu12.04, it is shown:device not found, the workaround is as follows:Try it first:ADB kill-serverADB start-serverADB shellIf you can't, follow the steps below.1) First enter the user directoryCD ~Ls-alYou can see a/.android directory.CD. AndroidThere should be a Adb_usb.ini file that is not created.Touch Adb_usb.ini2) Use LSUSB to see the vid of the connected device.Connect the device first, run[Email protected]:~/.android$ LsusbBus 001 Device 001:id 1d6b:00
To capture the content of a remote Webpage through a local proxy, the Code is as follows: {code ...} phpfile. the phpnginx access log is 15.196.206.102 [26Apr2014: 12: 04: 45 + 0800] www. bigxu. com200206300.241 quot;- quot; 15.196.206.102 is my... to capture the content of a remote Webpage through a local proxy, the Code is as follows:
array( 'proxy'=>'tcp://192.168.1.108:8087', 'request_fulluri '=>true, "method" => "GET",
ienumerator is used.As a parameter, there is no such restriction.
In unity3d, stopcoroutine (string methodname) is used to terminate a collaboration program, and stopallcoroutines () is used to terminate all the collaboration programs that can be terminated, however, both methods can only terminate the collaboration program in the monobehaviour.
There is another way to terminate the collaboration program, that is, to set the active attribute of the gameobject where the collaboration program is
some reason, it is not allowed to increase the number of region in the short term. The method used at that time was to generate a table every hour, and only the corresponding table is written for each hour. Later, we found that the 24 tables had a great deal of trouble for subsequent business processing. The 24 tables need to be combined into one table, so a DisableRegionCompaction is written to disable compaction for the data before the specified time.
See the official introduction of hbase
platform, ESP is reduced by 4 bytes each time.Part 2 registers:In addition to EFLAGS and EIP, the status and control register group also has four 32-bit control registers, CR0, CR1, CR2, and C3.These registers store the overall state of the machine that is not related to the task.CR0 contains 6 pre-defined labels. 0-bit Protection allows PE (Protedted Enable), which is used to start protection mode. If PE position 1, protection mode starts, if PE = 0, it runs in real mode. The first bit is the
the file coroutine.c and the test main program MAIN.C, I added a note to the code, and compiled run.Coroutine.h Source:Coroutine.h inside are some macro definitions and function declarations:Coroutine_func: A function pointer that declares a function prototype of coroutine;Coroutine_open: The first function to be called when the coprocessor is to be used, it returns a scheduler structure body;Coroutine_close: Close the co-scheduler, the last call doe
Article Source: http://www.batchfile.cn /? P = 63
Hbase secondary index module: hindex ResearchHindx is a secondary index solution of hbase. It provides declarative indexes for hbase. It uses a coprocessor to automatically create and maintain index tables. The client does not need to perform dual-write on data. In addition, hindex uses some clever rowkey orchestration methods to make the index data and actual data distributed in the same region, achie
Chapter 1 arm overview and basic programming model.
7 running modes: User, fast interruption, external interruption, privilege, abort, undefined, and system mode. 37 registers: 31 General registers (0 ~ not backed up ~ 7. Backup 8 ~ 14. There are two types of R8 and R9: user and fast. Stack R13, connection register R14, PC R15) and six status registers (Program Status Register CPSR, in each mode, the backup program status register spsr ).
Reset, SWI software interruption (User-Defined interrupt
3. The first stage holds the instruction retrieved from the memory. The second stage starts decoding, while the third stage actually executes it. Therefore, the program counter always exceeds the two commands currently executed. (This parameter must be included when calculating the offset for the branch command ).
Because of this pipeline, two command cycles are lost at the branching (because the pipeline needs to be fully added ). Therefore, it is best to use conditional execution commands to
memory, it reduces the write speed of the system and takes up more bus time.(2) Write back modeData is generally written only to the cache, which may occur when the data in the cache is updated and the data in main memory is not changed, and the updated data is written to the corresponding unit of main memory when the data in the cache is swapped out or forced to "empty" the operation.two operations for 3.Cache(1) "Empty": Writes the updated data in cache or write buffer to main memory.(2) "inv
instead open a collaborative program, the default unity all code in one line thread (http://answers.unity3d.com/questions/280597/ new-thread-vs-startcoroutine.html).
The principle of the Coroutine language level:
Two years ago, the coprocessor seemed to be a very advanced thing, and then most languages were more or less supporting the process. I'm more familiar with Python's Gevent,lua coroutine,go goroutine. In particular, LUA and go, the language
Secondary indexes and index joins are the basic features that the online business system requires the storage engine to provide. RDBMS support is better, and the NoSQL camp is groping for the best solution that fits its own characteristics.This article will use HBase as an object to explore how to build two-level indexes and implement index joins based on HBase. At the end of this article, we will also list the 0.19.3 version of secondary index, which is currently known. Ithbase, Facebook and
Transferred from: http://www.oschina.net/question/12_32573Secondary indexes and index joins are the basic features that the online business system requires the storage engine to provide. RDBMS support is better, and the NoSQL camp is groping for the best solution that fits its own characteristics.This article will use HBase as an object to explore how to build two-level indexes and implement index joins based on HBase. At the end of this article, we will also list the current known secondary ind
command, which can be used to delete the entire row range. Use it with caution!
If you need to delete a full table, use the truncate command. In fact, there is no direct full table deletion command. This command is also combined by the disable, drop, and create commands.
(6) modify the table structure
Disable 'scores'Alter 'scores', NAME => 'info'Enable 'scores'Use the alter command as follows (if the version cannot be successful, disable the table disable first ):
A. change or add a column f
address of the page directory. Left 20-bit (high 20-bit) is always valid, and the low 12 bits are 0. The low 12 bits of the CR3 together with the other bits to determine the starting address of a 4K long page. (ZC: What is the "other bit" here?) "06:52" mainly look at the cr0:cr0 in a number of specific control bits. "07:01" PG (31st bit): A value of 1 ==> Select the linear address to physical address conversion (that is, the paging mechanism is turned on) "07:28" ET (4th bit): A val
NUTTX Flight Control System program design ideas, first of all we no matter how the operating system is implemented. In this system we learn to use the API on the line.[4] The main processor runs the NUTTX real-time operating system and all functions are implemented through the task process. The main processes are sensor data acquisition, attitude estimation, attitude control, aircraft status identification and switchover, coprocessor control, and log
recorded in the table each time a transaction is opened. Because it is hbase-based htable, the transaction table also writes the Wal for recovery, but the log format has been ithbase modified, which is called Thlog.When the client updates multiple tables, it starts the transaction, and then each time it is put, the transaction ID is passed to hregionserver.By inheriting the Hregionserver and Hreogin classes, Ithbase overrides most of the operations interface methods, such as put, update, delete
, and the summary of the total number of records needs to be implemented by using the coprocessor endpoint separately, which increases the computing workload; if it is placed on the client for paging, it is not feasible for massive data volumes.
Of course, the corresponding index table can be generated for this table in Hbase. There are several secondary indexes and several tables. For example, the rowkey of the primary table is designed as rowkey = "
Document directory
The following table lists the public secondary index solutions:
The Join Operation between secondary indexes and indexes is a basic feature that the Online business system requires the storage engine to provide. RDBMS supports better, while the NOSQL camp is exploring the best solution that suits its own characteristics.This article will use HBase as an object to explore how to build secondary indexes based on Hbase and implement index join. At the end of this article, we
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