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This is the SQL script that calculates the first day of the one month:SELECT DATEADD (mm, DATEDIFF (Mm,0,getdate ()), 0)--the first day of the monthSELECT DATEADD (mm, DATEDIFF (Mm,0,getdate ())-1, 0)-the first day of the monthSELECT DATEADD

No solid-state drive, fast CPU, and then a powerful graphics card, are useless, because of the "barrel principle", the bottleneck is here ah. Today's SSD prices have fallen a lot, I remember last year I bought a 120G SSD is nearly 600 yuan, and now

1.tomcat Installation and operationDouble-click Bin/startup.bat in the Tomcat directory, enter http://localhost:8080 after startup, prompt for successful installation, indicating successful installation of TomcatDirectory Structure of 2.tomcat* Bin

Unity 2D Game Development QuickStart 1th creating a simple 2D gameEven now, many novice game developers, when it comes to unity, still think unity can only be used to make 3D games. In fact, when Unity released its 4.3 release in 2013, it started

Back to the "open source" EFW Framework Series article indexEFW Framework Source code Download V1.2:http://pan.baidu.com/s/1hcnuaEFW Framework Instance source code download: Http://pan.baidu.com/s/1o6MAKCa Introduction: This chapter describes some

What is cocoa?  What is Xcode? What is the framework? What is cocoa?Many libraries (libraries) and tools built into the NeXTSTEP (operating system with UNIX as the kernel) allow programmers to interact with the window manager in an elegant way,

Recently painted a board with a six-phase gate chip 74hc07 as a level shift, The 3.3V signal generated by the FPGA is converted to 5 V, but it is not noted that the output of the 74hc07 is an open-drain structure (to give 74hc07 a 5V power supply to

Resolving PNG images in IE6 background opacity method _ resolving PNG back in IE6 Directory Resolving code Resolving PNG images in HTML Resolving PNG as a Web page background-css 1, to

Configure a Cisco MDS Optical Fiber storage switch (MDS multilayer Director Switch multi-layer optical fiber array switch)General process: 1: Create a vsan, add the port to vsan2: create a zone, add the port to zone3: Create a zoneset, add the

650) This. width = 650; "class =" aligncenter size-full wp-image-4183 "alt =" 1 "src =" http://www.kjxfx.com/wp-content/uploads/2014/09/114.jpg "width =" 548 "Height =" 368 "style =" height: auto; Vertical-align: middle; Border: 0px; margin: 0px

Reading directory Wireshark Introduction Wireshark cannot do Wireshark vs fiddler Other similar tools Who will use Wireshark? Wireshark starts packet capture Wireshark window Introduction Wireshark display Filtering Save Filter Filter

Actual user ID, valid user ID, and set user ID   These concepts are often encountered when reading Unix-related books, but these concepts have not been properly clarified, so that they have been completely understood. I have made a distinction

Starting today, we will start a brand new series, which will introduce local deployment and public network-oriented release of exchange 2013, and then migrate exchange to Office 365, exchange 2013 adopts the SP1 version. The NLB cluster is built by

Since we have configured Two CAS servers, it is very easy to configure Server Load balancer in exchange 2013 to enable these two servers to provide Server Load balancer services, without the concept of CAS array, Server Load balancer configuration

GitLinus Torvalds, a distributed version control tool, introduced Git-the stupid content tracker (silly content tracker)   1. Git background Git was originally written by Linus Torvalds and used as a version control tool for Linux kernel development.

1 Company Profile Xi'an haisiwei software Co., Ltd. was registered and established in February 2009. haisiwei software Co., Ltd. is affiliated to haisiwei group and is located in Xi'an Economic and Technological Development Zone with convenient

Cisco CCNA Chapter 3 answers Recently I have prepared cisco's semester exam and sorted out the exam answers. 1 2 What are the two forms of application layer software? (Select two items) Applications

Tar, 7z (7zip) compression/Decompression command, 7z7zip This document describes how to use tar and 7z commands.Tar command In Linux, the most commonly used compression/Decompression command is the tar command. The tar command is used to package the

Configuration of brocade 300 optical fiber switch, brocade 300 optical fiber switchI. Mounting1. New Fiber Optic Switches are available Note that the network port and Management port are different 2. wired Ii. basic configuration1. Configure IP

DNS and mDNS name (name) compression rules1. Rationality of name compression: When transmitting data over the network, if the data size is too large, it will take a long time for the Network to send, so that the network efficiency is relatively low.