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Listing all the folders subfolders and files in a directory using php

Please give me a solution for listing all the folders,subfolders,files in a directory using php. My folder ... Is there any shell script command in php? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How can I scale an image in a CSS sprite

In this article, http://css-tricks.com/css-sprites/, it talks about how can I crop off a smaller image from 1 ... make the icons next to Item1,2,3,4 smaller? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Assign multiple new variables on LHS in a single line

I want to assign multiple variables in a single line in R. Is it possible to do something like this? ... of having multiple lines. Is there an alternative? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - How can I properly use a PDO object for a parameterized SELECT query

I've tried following the PHP.net instructions for doing SELECT queries but I am not sure the best way to go about ... reuse but I wasn't sure how this helps. Question&Answers:os...

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jsf - Difference between View and Request scope in managed beans

What does the view scope mean? Can anyone explain about it, so that I can understand how it differs from the request scope? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Check if item is in an array / list

If I've got an array of strings, can I check to see if a string is in the array without doing a for loop? ... like this: if [check that item is in array]: Question&Answers:os...

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c# - Web Reference vs. Service Reference

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Writing to a TextBox from another thread?

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assemblies - Why should you remove unnecessary C# using directives?

For example, I rarely need: using System.Text; but it's always there by default. I assume the application will use ... is called. See Uses of "using" in C#. Question&Answers:os...

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javascript - How do I programmatically force an onchange event on an input?

How do I programmatically force an onchange event on an input? I've tried something like this: var code = ... Neither does just updating the 'value' attribute. Question&Answers:os...

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jQuery autocomplete with callback ajax json

I'm trying to find a way to use jQuery autocomplete with callback source getting data via an ajax json object ... it but couldn't find a complete solution. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Equivalent to unpivot() in PostgreSQL

Is there a unpivot equivalent function in PostgreSQL? Question&Answers:os...

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c# - Create a list from two object lists with linq

I have the following situation class Person { string Name; int Value; int Change; } List<Person> list1; List< ... value of list1. Change is 0 if no duplicate Question&Answers:os...

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Firefox session cookies

Generally speaking, when given a cookie that has no expiration period, modern browsers will consider this ... how Firefox handles session cookie expiration? Question&Answers:os...

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c# - How do I enable HTTP PUT and DELETE for ASP.NET MVC in IIS?

I use HTTP PUT and DELETE in my ASP.NET MVC3 application. When I run it in local, every thing works ... -With: XMLHttpRequest With this Form Data: linkid:104044 Question&Answers:os...

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Python - Classes and OOP Basics

I do not fully understand classes. I have read the python documentation and several other tutorials. I get the basic ... 't seem to be helping my brain out. Question&Answers:os...

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Get screenshot on Windows with Python?

I am creating a Beta Testers reporting module so they can send in thier comments on my software, but I would like ... , but haven't had much luck on Windows. Question&Answers:os...

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.net - How should I set the default proxy to use default credentials?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Execute a file with arguments in Python shell

I would like to run a command in Python Shell to execute a file with an argument. For example: execfile("abc.py") but how to add 2 arguments? Question&Answers:os...

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html - How do I create a new line in Javascript?

var i; for(i=10; i>=0; i= i-1){ var s; for(s=0; s<i; s = s+1){ document.write("*"); } //i ... am printing a pyramid of stars, I can't get the new line to print. Question&Answers:os...

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Reading/parsing Excel (xls) files with Python

What is the best way to read Excel (XLS) files with Python (not CSV files). Is there a built-in package which is supported by default in Python to do this task? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Refresh Page and Keep Scroll Position

Can someone show me what i'm doing wrong? I need my page to refresh after a certain period of time, but it ... Family: Arial; font-size: 12px; } </style> Question&Answers:os...

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Set Value of Input Using Javascript Function

I'm currently using a YUI gadget. I also do have a Javascript function to validate the output that comes from the ... I set the value of gadget_url to be ""? Question&Answers:os...

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overlay a smaller image on a larger image python OpenCv

Hi I am creating a program that replaces a face in a image with someone else's face. However, I am stuck on ... .shape ## print size of image cv2.waitKey(1000) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Converting BitmapImage to Bitmap and vice versa

I have BitmapImage in C#. I need to do operations on image. For example grayscaling, adding text on image, etc. I have ... How can I do this? Is this best way? Question&Answers:os...

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Parsing JSON object in PHP using json_decode

I tried to request the weather from a web service supplying data in JSON format. My PHP request code, which did not succeed was: ... 28", ... }, ... ] } } } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Polymorphism with gson

I have a problem deserializing a json string with Gson. I receive an array of commands. The command can be ... the declared type and never the runtime type. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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encoding - PHP output showing little black diamonds with a question mark

I'm writing a php program that pulls from a database source. Some of the varchars have quotes that are displaying ... I use php to strip these characters out? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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