Calling C # 's own API for compression
Zip
Destfullpath = destfullpath + "\" + _myconfig.zipfilename;
if (file.exists (Destfullpath))
file.delete (destfullpath);
The list supports quick inserts and deletions, but it takes time to find them;
Vector supports fast lookups, but inserts take time.
The time complexity of the map lookup is logarithmic, which is almost the fastest, and the hash is logarithmic.If I
_com_util::convertbstrtostring returns a string pointer function prototype char* __stdcall convertbstrtostring (BSTR psrc); And this string pointer is a dynamic allocated memory, if this function as a parameter to other functions, then this block of
the difference between the Break,continue,returnThese 3 keywords have been used recently, so I'd like to summarize his usage.
1 break directly out of the current loop, starting from outside the current loop, ignoring any other statements in the
ASCII Code Table online Query (1.0 Beta 1)
Enter an incoming character:
ASCII code comparison
The following table lists 0-127 of the character sets.
Code
character
Code
character
Code
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Code
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Careless works:
1. Work PlatformClient: Win2ken sp3,putty Beta 0.53Server: REDHAT72,OPENSSH_3.4P1
2.Putty IntroductionA free and compact Win32 platform under the SSH client. Its main program is only 348k,But the function silk is not inferior to the
First, explain the difference between string s= "abc" and string S=new string ("abc"):
String s= "ABC"; the object is not created in the heap, the constant "abc" is first searched for in the constant pool, and if there is no "ABC", the ABC is stored
Original address: http://www.ibm.com/developerworks/cn/java/j-javadev2-11/
When a relational database tries to store terabytes of data in a single table, total performance is often reduced. Obviously, indexing all the data is time-consuming not
As a bridge between Java and database, JDBC is one of the foundation of Javaweb background, which needs us to be familiar with its principle and usage.
JDBC General steps for using are:
1, the use of reflection loading driver, such as Class.forName (
The following example shows how to interpret date and time patterns in the U.S. language environment. The given date and time is 2001-07-04 12:08:56 for the Pacific Time zone in the United States.Date and Time pattern results"YYYY. Mm.dd G ' at ' HH:
Previous: JS Modular tool Requirejs Tutorial (i): First knowledge Requirejs we introduced Requirejs in a very simple way, this one will tell you some basic knowledge about Requirejs, including how to use the API. Basic API
Require will define three
Http://www.ldisp.com/a/javascript/2014/2801.shtml
Although some touch events, they are relatively simple to write, but in order to make the wheel as far as possible, improve development efficiency. Here is a collection of some commonly used
1.xhtml the color problem of the scroll bar
In the original HTML, we can define the scroll bar for the entire page:
body{Scrollbar-3dlight-color: #D4D0C8; /*-left-*/Scrollbar-highlight-color: #fff; /*-left two-*/Scrollbar-face-color: #E4E4E4;
socket interpretation, HTTP and socket long connection and short connection difference.
TCP/IP
TCP/IP is a protocol group that can be divided into three levels: Network layer, Transport layer and application layer.
At the network layer are IP
http://www.iteye.com/topic/405150
Recently, I've seen the introduction of the Django-related extensions in this section, and one of its extensions writes a post that doesn't feel necessary.
A list of previously collated Django resources that was
This week they trade net worth is growing substantially. There are some differences in the growth rate due to the different ratios of operation and stock positions, which may be understandable in the case of a large change in the stock hotspot and a
how to rely on Scala's language features for high-force dependency injection
What is dependency injection.Object is an abridged unit in the object-oriented world, and dependency injection groups the objects together. The simplest way to look at it
: Network Disk DownloadThis book covers the rigorous theory and practical methods in machine learning, discusses the computational complexity of learning, convexity and stability, pac-Bayesian method, compression boundary and other concepts, and
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