oracle11g Database Import oracle10g Database

Label:EXPDP userid= ' scott/[email protected] as Sysdba ' Schemas=scott directory=data_pump_dir dumpfile=dp.dmp logfile=dp.log version= tablespace houqin_tablespace datafile ' D:\dzj\orcl\TEST01111. DBF ' size 100M autoextend on next

Object-oriented database db4o: initial knowledge db4o

Label:Preface > The industry's quest for persistent storage has never stopped, and many new technologies have sprung up in the open source and business sectors to make it easier and easier to use objects to express our thinking. In the past year,

Ubuntu frequently used command summary

Label:1.df Command# df-haShow the use of all files and partitions# df-h/DEV/SDA1Show SDA1 disk usage# df-tDisplays the file system name belonging to each partition. The format type of the zone (for example, ext3)Note: The H-parameter representation

Hdu 4183 ek maximum flow algorithm

Label:Welcome to the Bestcoder-every Saturday night (with rice!) )Pahom on waterTime limit:2000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 678 Accepted Submission (s): 312Problem Descriptionpahom on water are

Euclidean algorithm

Label:Euclidean algorithm, also known as the greatest common divisor method, is used to calculate two integers, a, b, and so on.Basic algorithm: Set A=qb+r, where a,b,q,r are integers, then gcd (A, B) =gcd (b,r), gcd (A, B) =gcd (b,a%b).The first

Win 7 SP1 upgrade win 10 update times error code 80070002 workaround

Tags: Win 7 SP1        Win 7 SP1Upgradewin tenthe process will inevitably encounter a variety of errors, I encountered the error is in the update download an error code for80070002. I wanted to know what this number

IO Stream Learning Note input/output of 3--byte stream and character stream

Tags: input stream output streamThe operation of the byte stream and the character stream is basically the same, the difference is only the data unit of the operation is different: the data unit of the byte stream operation is the data unit

Concurrenthashmap Analysis

Tags: concurrenthashmap weak consistency Java collection source code hashtableOverview: Concurrenthashmap is an upgraded version of HashMap, we all know that HashMap is unreliable, thread is not secure, and Hashtable in synchronization will be the

Symfony2 command Line

Label:Project directory execution: PHP app/console Options:--help-h Display this Help information--quiet-q do not output any information--verbose-v increase the level of detail--version-v Show the version number

I've come out of the shadow of lumbar muscle strain

Label:After nearly two years and lumbar muscle strain's struggle, now finally can return to the football field, out of the sharing spirit of it, the situation and prescriptions published as follows:The process of illness:2013 the entire October of

The difference between $ and # in MyBatis

Label:1. #将传入的数据都当成一个字符串, a double quotation mark is added to the automatically passed data. For example: ORDER by #user_id #, if the value passed in is 111, then the value parsed into SQL is Order by "111", and if the value passed in is an ID, then

Detailed usage of the file/directory permission settings command chmod

Tags: Linux unix chmod 777chmod is a command for file/directory permission settings, which is frequently encountered in Linux, this post summarizes the detailed usage of chmod.Linux/unix file call permissions are divided into three levels, namely

32-and 64-bit system differences and int bytes

Label:A) What is the difference between a 64-bit system and 32-bit?1, 64bit CPU has greater addressing capacity, the maximum support to 16GB memory, and 32bit only support 4G memoryThe 2, 64-bit CPU can extract 64 bits of data at a time, which is

Some abs don't have to be torn, they're eaten.

Label:I am also a muscle lover, often see the perfect torn body can not extricate themselves. In the fitness circle there is a word: 70% of ABS is made in the kitchen. 70% of your abs (if any) is practiced in the kitchen.Don't think too much, not

How to spend every day useful

Label: On a useful day, your enemies are dull, distracted and procrastinating. A useful day, not including lazy mornings, lounging afternoons, and an idle evening for a man. A useful day, you are not living in life, but

Concept: Class inheritance-public inheritance, private inheritance, protection inheritance

Label:I. Public (pulic) inheritance"Inheritance" is an important feature of a class. Class A inherits Class B, which we call the Class B as the "base class", also called the "parent class", and the Class A is referred to as the "derived class" or

OpenSSL command line BASE64 codec

Label:OpenSSL to Base64 codec specification support is poor, using it to encode and decode the results of other languages such as PHP processing is not convenient, notice a few of the following collation1, if the PHP encryption results do base64

STM32F4XX--Cortex M4

Label: stm32f4xx Official page: fpu-floating Point BenefitsDsp-benefitsPricePortfolioTutorial Application Notes, Manuals, etcSoftware ToolsEvaluation BoardStm32446e-eval-evaluation board

Num 23:hdoj:2199 Can solve this equation? + hdoj:1969 Pie [dichotomy]

Tags: c language Simple example hdoj two-part methodWe usually do this when we are dealing with 0 points of a function in computational mathematics:1. First judge the 0 point in a monotone interval [a, b] (assuming an increment interval);2. Then

Day06_ Method _20150806

Label:day06_ Method _20150806-------------------------Review:---------------------------------1. Better application conditionsWhen---while until---do--while a fixed number---for2. Nesting loopsLoop in the loop of the sleeveOuter walk once, inner

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