iOS file upload post data

//Contact: Shihu QQ: 1224614774 nickname: humming 1. File Download There are two ways to get the resource file size 1, HTTP HEAD Method NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url cachePolicy:0 timeoutInterval:kTimeout];   request.HTTPMethod = @"HEAD";   [NSURLConnection sendAsynch ...

Posted on Sun, 16 Jun 2019 13:39:58 -0400 by healthnut

Learning Notes: CentOS 7 Learning 16: LVM Management and ssm Storage Manager Use

Catalog Learning Notes: CentOS 7 Learning 16: LVM Management and ssm Storage Manager Use Working Principle of 16.1 LVM 16.1.1 LVM Terminology Advantages of 16.1.2 LVM 16.2 Basic steps for creating LVM Common commands for 16.2.1 lvm 16.2.2 Create and use LVM logical volumes 16.2.3 S ...

Posted on Sat, 15 Jun 2019 21:08:10 -0400 by msound

HUE tool usage

1. Introduction to HUE Source HUE=HadoopUser Experience. Look at the name to see what's going on. Yes, it's the Hadoop user experience. It's an open source Apache Hadoop UI system, evolved from Cloudera Desktop. Finally, Cloudera contributed it to the Hadoop community of the Apache Foundation, which is based on the Python Web framework Djan ...

Posted on Sat, 15 Jun 2019 15:23:50 -0400 by Mantis_61

Aliyun PHP-SMS Short Message Service-Textbook of Verification Code Sending

Open SMS Service Create signature template Create a signature Remember the name of the signature Creating Templates View and remember template CODE Create and remember KeyId and KeySecret Download Aliyun Short Message Server PHP-SDK Create a PHP-SMS project Create code files Move in Requset complete Open SMS Service First go ...

Posted on Fri, 14 Jun 2019 20:28:38 -0400 by Dj_Lord

About the small function of Html5 citing Baidu Map Api

This article is mainly about the solutions to the problems that the author meets. Control in Baidu Map Api Control: The abstract base class of a control. All controls inherit such methods and properties. You can implement custom controls through this class. Navigation Control: Map translation and zooming control, PC side is located at the t ...

Posted on Fri, 14 Jun 2019 17:03:21 -0400 by kishore_marti

Basic usage of less

Less is also a dynamic style language. CSS is endowed with dynamic language features, such as variables, inheritance, operations, functions. Less can run either on the client side (IE 6+, Webkit, Firefox) or on the server side (with Node.js). Usage Two ways to use them: the first is to install less globally and compile less with commands; the s ...

Posted on Thu, 13 Jun 2019 18:08:08 -0400 by pluto

Summary of Regular Expressions: Verify QQ Number, Mobile Number, Email, Chinese, Zip Code, ID Card, IP Address, etc.

Reproduced from: http://www.lovebxm.com/2017/05/31/RegExp/ What is RegExp? RegExp is the abbreviation of Regular expression, which performs pattern matching on strings. Usually used for format validation, regular substitution, finding substrings, etc. Regular expressions in various programming languages are basically the same, and there ...

Posted on Thu, 13 Jun 2019 17:56:33 -0400 by moe180

Day 19 numpy module\pandas module matplotlib module

Catalog numpy module\pandas module matplotlib module numpy module pandas module numpy module\pandas module matplotlib module numpy module The numpy library serves two purposes: Unlike list lists, it provides array operations, array operations, statistical distribution, and simple mathematical mo ...

Posted on Thu, 13 Jun 2019 13:54:00 -0400 by artin

Objects and attributes based on JavaScript

---------------------- Object: JavaScript is a prototype-based language with no Class, so functions are treated as classes - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Object-oriented terminology Object: An unordered collection of attribute ...

Posted on Wed, 12 Jun 2019 21:06:11 -0400 by AdRock

Analysis of Cool Dog Music wap API Interface

Analysis of Cool Dog Music wap API Interface Cool Dog Music Web API interface data collation, the following interface data has been collated and encapsulated in my Node.js+express-based project SpliderApi Can be used to learn to practice Vue.js framework music player small demo exercise use, This article is only for study and use. Please do no ...

Posted on Wed, 12 Jun 2019 17:41:03 -0400 by mega_hurtz