PHP-execute linux command without error but no output

Today I need to execute a Python script when my colleague visits my PHP page, so my code reads: 1 makelog (' OK run Workjob '); 4 if ($this->is_internal ()) { 5 $cmd = '/usr/bin/python/data/script/abc/run.py '; 6 $out

Apache2.4 and PHP 5.5 64-bit version of the installation configuration

My environment: Windows7 flagship edition 64-bitDownload the relevant files first:PHP 5.5.0 Windows version 64http://windows.php.net/download/#php-5.5 (select 64-bit download)apache2.4 Compressed Edition

jquery Mobile Learning Note one

First look at the following properties Ui-body Ui-bar Ui-corner-all ui-body-[a-z] Custom-cornersUi-bar creates a banner block that can be used as a block of content, and the user can modify the skin by ui-bar-[a-z.The use of Ui-body is the same as

thinkphp Transaction Operations

6.21 Transaction support thinkphp provides transaction support for single database, if you want to use transactions in application logic, you can refer to the following methods:To start a transaction: $User-Starttrans(); Commit

Ten issues to consider as a large web site architecture

Article Source: PHP Development Learning PortalAddress: http://www.phpthinking.com/archives/489The large web site architecture here only includes highly interactive and highly interactive data-based large sites, and for everyone's well-known reasons,

HTML5 Large File Breakpoint continuation

Large file chunkingGenerally used Web servers have a limit on the size of data submitted to the server side. The server side of a file that exceeds a certain size returns a deny message. Of course, the Web server provides the size of the

Mac OS tips 19: Safari Bunker features two view Web source

because of the time to take the search technology, understand the web search engine and web crawler information to pick up some things, and then we did a comparison of water things, is only to pick up a few of the larger download site dozens of

Scope Nesting of ANGULARJS training

Each part of the ANGULARJS application has a parent scope (but Ng-app corresponds to the $rootscope, this scope is the ultimate scope), except for the isolate scope, all scopes are created through prototype inheritance, This means that you can

WebService publishing issues, calling unsuccessful after deploying IIS

I use the environment Win8, VS2010, IIS8.0The methods in the webservice created in VS2010 can be called normally, but when published to IIS, the ASMX file is accessed normally.But after entering the method,There was a problem when I clicked "invoke".

Summary of PHP header functions

1. Header (String,[replace,[http_response_code]]): function sends the original HTTP header to the clientString: A message string with two special message requests, the first of which begins with "htpp/" and will be used to calculate the HTTP status

CSS sets the transparency of div elements and CSS div transparency

CSS sets the transparency of div elements and CSS div transparency In IE, you need to use "filter" to define transparency "opacity". In Mozilla, you can directly parse "opacity ", therefore, if you want to make this effect supported in both browsers,

The beauty of programming 2.8 find qualified integers, the beauty of 2.8

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Source code of the entire MVC example, source code of the entire MVC example

Source code of the entire MVC example, source code of the entire MVC example The following is the source code of the entire MVC example: # Windows application # developer: Cai junsheng (QQ: 9073204) Shenzhen # use a class to describe from ctypes

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Two exceptions are thrown. The first is the second Cause, and the first is the second cause. Only one exception can be thrown. Only one exception can be caught. Look at the following code. if you think that the execution fails (if the if condition

Codeforces 233A-Perfect Permutation (regular), codeforces

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Use python to explain the proof of work and pythonproof

Use python to explain the proof of work and pythonproofEveryone who knows about Bitcoin knows that mining consumes a lot of power. This is because Bitcoin has proved to be useful.Workload proof refers to the work measurement method set by the system

Why is array so useful ?, Array is so useful?

Why is array so useful ?, Array is so useful? Lisp only uses atoms and tables to build the whole world. In fact, arrays are supersets of tables. That is to say, tables are arrays, but arrays are not tables. This is just a bit of thinking and can be

[LeetCode] Multiply Strings string multiplication, leetcodemultiply

[LeetCode] Multiply Strings string multiplication, leetcodemultiply Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative.In this case, the number

[LeetCode] Add Two Numbers, leetcodenumbers

[LeetCode] Add Two Numbers, leetcodenumbers You are given two linked lists representing two non-negative numbers. the digits are stored in reverse order and each of their nodes contain a single digit. add the two numbers and return it as a linked

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