First, functional requirements:The corresponding script file is called through the FreeSWITCH IVR key, and Nodejs provides many modules, which can easily communicate with other systems or in any form, my application is to send HTTP POST requests via Nodejs;Because I'm not familiar with the way freeswitch directly transfers the execution of the Nodejs file, I execute a LUA script that executes a call to the Nodejs file in a LUA script and executes it w
FS does not load Chinese speech by default. The Chinese module needs to be compiled first in the SRC of FS.
The unloading (do not restart FS) command is
Make Mod_say_zh-install
Then load the module on the FS console
Load MoD _say_zh
If you want FS to load the module every time it is started,
The following examples
1. Store the Chinese voice packet in the/usr/local/freeswitch/sounds/en/us/callie directory. Name en. That is the/usr/local/freeswitch/sounds/en/us/callie/zh
2. Edit the file in/usr/
Release date:Updated on:
Affected Systems:Enghouseinteractive Enghouse Interactive IVR ProDescription:--------------------------------------------------------------------------------Bugtraq id: 65000CVE (CAN) ID: CVE-2013-6838
Enghouse Interactive IVR Pro is the call center software.
Enghouse Interactive IVR Pro 9.0.3 and other versions allow unauthenticated u
Development Background
Our company is mainly engaged in the development of enterprise speech products, such as scheduling systems, command systems, teleconference systems, and call center systems. These systems share a common feature, that is, they involve calls, playing, sending and receiving buttons, and venue operations. Our business products are built on our softswitch system. The application servers of the softswitch system provide these services externally.
Problems
We found a
Label:This should be the case when running a business, MySQL database abnormal interruption caused the table exception, check the MySQL log error is as follows [Email protected] opt]# tail-n5/var/log/Mysqld.log16082713: in: -[Error]/usr/libexec/mysqld:table'./ivr/t_cdr' isMarked ascrashed and should be repaired16082713: in: +[Error]/usr/libexec/mysqld:table'./ivr/t_cdr' isMarked ascrashed and should be re
Development Background
Our company is mainly engaged in the development of enterprise speech products, such as scheduling systems, command systems, teleconference systems, and call center systems. These systems share a common feature, that is, they involve calls, playing, sending and receiving buttons, and venue operations. Our business products are built on our softswitch system. The application servers of the softswitch system provide these services externally.
Problems
We found a problem
Affected Versions:
Real Networks RealPlayer 11.0-11.1Vulnerability description:
Cve id: The CVE-2010-2996RealPlayer is a popular multimedia player. When resolving RealMedia. IVR files containing malformed data headers, RealPlayer mistakenly trusts the indexes in the data structure to find
Object List. If the attacker specifies an index outside the array boundary, the application will reference the object from the computed pointer and call it.
Atta
The study of B-tree still needs some notes.B-trees are a balanced lookup tree designed for disk or other direct-access secondary storage devices. The difference between a B-tree and a red-black tree is that B-trees can have many children, from several to thousands of. For example, a branch factor of 1001, a height of 2
B-Tree is a binary search tree:1. All non-leaf nodes have a maximum of two sons (left and right);2. All nodes store a keyword;3. The left pointer of a non-leaf node points to a subtree smaller than its key, and the right pointer points to a subtree larger than its key;Such as:B-Tree search, starting from the root node, if the keyword of the query is equal to the
The two-fork search tree is described earlier, and he has no problem with the efficiency of finding and inserting in most cases, but he is less efficient in the worst case. The data structure of the balanced lookup tree introduced in this article and later in this article ensures that the LGN efficiency can be achieved in the worst case, and we need to make sure that the
The definition and nature of the binary tree, including the various operations of the source code in this blog here: two fork Tree
The definition of binary search tree and the source code implementation in this blog here: two forks search tree
Balanced binary tree (AVL
Rokua Topic PortalThe YCB a detailed explanation of the problem. %ycb%, please click here.Thinking analysisThere is no way to apply the static Chairman tree. Because the \ (n\) segment tree is entangled with each other, once changed a point, the entire chairman of the tree will be changed again ...I'm really going to forget. There is a data structure that can sup
Received a notice that the number of MySQL connection is not enough, let's see what the reason.
Log in with Root to see that the current number of connections is far from the max_connections connection limit.
Ask my colleagues to send me the wrong
Rokua Topic PortalEmm ... The title of the topic wrote a balance tree, but the theoretical complexity of the problem of the optimal solution should be a tree array set of domain segment tree bar.Just like the dynamic ranking (Konjac Konjac sol, put a link scam traffic 233)All values (including the initial a array, operations 1, 3, 4, 5 K) are all thrown in first
[Tree structure] No root tree to a root tree, no root tree to a root tree
// Enter n number of nodes in the rootless tree, n-1 edge (u, v), and root number of the root to be specified, create a root-root
Title Link: BZOJ-3196Problem analysisThe interval kth and interval rank are implemented by the tree array nested segment tree, and the interval precursor successor is implemented by the set of segment tree sets.In order to save space, need to go offline, first discretization, so that the size of the required array can be smaller, you can pass 128MB =Well, that's
1. Balanced binary Tree(1) Origin: Balanced binary tree is a binary tree based on the strategy to improve data search speed of the data structure of two trees;(2) Features:The Balanced binary tree is the data that the data is assembled into a tree structure by the method of
Title Link: BZOJ-1901Problem analysisThis problem can be solved by tree array or line segment tree.The first layer is the interval and the second layer is the weight value.Both spatial complexity and time complexity are O (n log n).CodeTree array nested segment tree#include [Bzoj 1901] Dynamic rankings "Tree array set segment
In the previous decision tree Introduction, we used the ID3 algorithm to construct the decision tree; Here we use the cart algorithm to build the regression tree and the model tree. The ID3 algorithm divides the data by selecting the best feature at a time, and distinguishes it by all possible values of the feature. Fo
Question: Let's turn to an article that intuitively introduces various types of B trees.
B tree
That is, the binary search tree:
1. All non-leaf nodes have at most two sons (left and right );
2. All nodes store a keyword;
3. The left pointer of a non-leaf node points to the subtree smaller than its keyword, And the right Pointer Points to the subtree larger than its keyword;
For example:
B-
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