Label:Insert and save a documentInsert a document using the Insert method for the target set:> Db.foo.insert ({"Bar": "Baz"})This will add a "_id" key to the document (if it is not) and then save it to MongoDB.BULK INSERTIf you are inserting multiple documents, using BULK INSERT is faster. Bulk INSERT passes a document-formed array to the database.If you are importing data only (for example, from a data feed or from MySQL), you can use command-line to
In the process of doing the project, often need to read the data in the data, after processing, in Word format output. Find a lot of solutions on the Internet is not ideal, occasionally found Pageoffice, a domestic office plug-in, development calls very simple! More than the online introduction of Poi,jacob and other solutions to easy to get started! The functional interface is not as poi,jacob as it is, but it satisfies 80% or 90% of the general requirements and does not need to differentiate b
for programmers, it's often important to look at some Reference Help documentation, but in the face of some old documents, and in the absence of network conditions, how to let your Linux support CHM document reading, then see below! Method One:simple way, in your Install extensions (add-on) on Firefox Firefox, search for a chmreader, select Install, restart Firefox browser. to see *.chm simply perform at the terminal :Firefox *.chm Advantages: Easy to
Using swagger to automate the generation of API documents not only increases the maintainability of the project, but also improves the transparency of the API, which facilitates faster testing and so on, facilitating quicker discovery and resolution of problems.This article only records the integration process, and other features such as security configuration are not discussed here, interested in the following links to learn more.Reference Documentat
the way Office 2013 converts Excel tables to PDF documents. referring to the conversion of Excel tables to PDF documents, many users know that Jinshan WPs brought this function, so many Microsoft Office users are very dissatisfied, so they found: Microsoft Office 2013 also has this function, but, too few people know. In today's tutorial, let's take a look at how Microsoft Office 2013 translates Excel tables
The "My Documents" folder in Windows systems often unknowingly consumes a lot of C disk space, but we can solve this problem by moving its default directory to other drive characters. The following small series for you to introduce the Win7 system "My Documents" transfer skills.
Modify the Win7 system my document library save location, will not cause any impact and loss of the content, and modify the locat
How can the important documents in the computer be closely protected?
1, small hidden anti-cracking
Encryption is not reliable, sooner or later the password will be untied. The better way is to hide the file in the invisible, so that others can not know whether the file exists, not to say crack the password. Of course, the hidden effect of Windows XP itself is too bad, we recommend that you use Winmendfolderhidden software, it can hide any type of f
For example, all we have to do is quickly merge the following three documents into a blank document:
The specific methods are as follows:
1, we create a blank document, in this blank document, select insert = = "Object = =" File text:
2, and then the three documents to be merged, click Open:
The final effect is as follows:
Note: To name the
Many users of the computer installation of the default installation of Office software is Office 2003, this version of the old version of Office software, at present, most users are using Office 2007 or even later version of the software, which will have a problem, that is, the use of office 2007 of users send a document to Office 2003 users and start to worry: Can Office 2003 open office2010 documents? The answer to the small series is: Yes, but it t
If you experience a situation where you need to spend more than a few minutes to open a Word document, or other Office documents other than word, it's obvious that your computer's offie components and systems are malfunctioning, causing you to turn on word very slowly. At this time of the computer Western medicine needs to be optimized, for different situations, this article has sorted out several solutions for your reference use.
Solution:
1, if yo
A lot of users after the installation of Win7 system, found that my document default location is to be stored in a non-C or D disk, this is because the current Win7 system in order to make the data more secure will be personal folders set to the non-system disk, but there are some users do not like this way, Then how to my Documents and other personal folders to restore to the default location, that is, the C-disk user directory, the following small s
soup.prettify () Index=1 for link in soup.find_all (' a '): New_link=root_link+link.get (' href ') if new_link.endsw ITH (". pdf"): File_path=download_file (NEW_LINK,STR (index)) print "Downloading:" +new_link+ " "+file_path index+=1 print "All download finished" Else:print "errors occur." You can download all PDF documents locally by running the following code.Python pdf_download.py3. Optimization More than 30 lines of code, all done, it is simp
PHP is the weapon of choice for many warriors in the Web development arena because it is a very intuitive programming language with powerful functions, good cross-platform compatibility, and free. PHP's shadow can be seen from small shops on the internet to websites of large enterprises.
One of the features of PHP that is often overlooked is the ability to work with XSL stylesheets to parse XML. Let's take a look at how to set up an XSL parser in PHP and how you can use that functionality.
Examp
Copy Code code as follows:
?
Establish an index to the new COM component
$word = new COM ("Word.Application") or Die ("Can ' t start word!");
Displays the version number of Word that is currently in use
echo "Loading Word, v. {$word->version}Set its visibility to 0 (false), if you want it to open at the front end, use 1 (true)
To open the application in the forefront, use 1 (true)
$word->visible = 0;
Call a document.
$word->documents->o
This article is an example of how ASP.net implements the online preview of Word documents. Share to everyone for your reference. The implementation methods are as follows:
How to implement: Office documents to HTML, and then browse the browser online
1, first introduce the Office library in the COM component, and then introduce Word's DLL in the assembly extension
2, set the Microsoft.Office.Interop.
First, the preface
DOM4J is a very good Java open source API, mainly used to read and write XML documents, with excellent performance, powerful, and very convenient to use the characteristics. In addition, XML is often used for data exchange carriers, such as calling WebService pass parameters, and data synchronization operations, etc., so using DOM4J parsing XML is very necessary.
Ii. Conditions of preparation
Dom4j.jar
Download Address: http://s
xml| PHP is a weapon chosen by many of the warriors who fought in the field of web development because it is a very intuitive programming language with powerful functions, good cross-platform compatibility, and it's free. PHP's shadow can be seen from small shops on the internet to websites of large enterprises.
One of the features of PHP that is often overlooked is the ability to work with XSL stylesheets to parse XML. Let's take a look at how to set up an XSL parser in PHP and how you can u
Insert Document: Insert () method
To insert data into the MongoDB collection, you need to use the MongoDB Insert () or Save () method.
Grammar:
The basic syntax for the Insert () command is as follows:
>db. Collection_name.insert (document)
Example:
>db.mycol.insert({ _id: ObjectId(7df78ad8902c), title: 'MongoDB Overview', description: 'MongoDB is no sql database', by: 'tutorials point', url: 'http://www.jb51.net', tags: ['mongodb', 'database', 'NoSQL'], likes: 100 }) Here MyC
Author: Ma Jian
Email: stronghorse@tom.com
Home: Http://stronghorse.yeah.net
Version: 1.01
Initial release Date: 2005.08.29
Date Last updated: 2005.09.28
DirectoryFirst, the prefaceIi. general steps for obtaining files from e-book or Web pagesThird, from e-book or Web page to get the link in the CSS fileFour, from e-book or Web page to get links in the JS fileV. Get flash files from e-book or Web pageGet background music files from e-book or Web pageGet image files from e bookEight, enter the fr
First, the preface
DOM4J is a very good Java open source API, mainly used to read and write XML documents, with excellent performance, powerful, and very convenient to use the characteristics. In addition, XML is often used for data exchange carriers, such as calling WebService pass parameters, and data synchronization operations, etc., so using DOM4J parsing XML is very necessary.
Ii. Conditions of preparation
Dom4j.jar
Download Address: http://sour
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