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c# - Solving "The ObjectContext instance has been disposed and can no longer be used for operations that require a connection" InvalidOperationException

I am trying to populate a GridView using Entity Frameworkm but every time I am getting the following error: " ... this error. Can anyone help me please? Question&Answers:os...

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

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.net - Single objects still limited to 2 GB in size in CLR 4.0?

As I understand it there's a 2 GB limit on single instances in .NET. I haven't paid a lot of attention to ... have a 4.0 installation at hand at the moment). Question&Answers:os...

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

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branch - How to fetch all Git branches

I cloned a Git repository, which contains about five branches. However, when I do git branch I only see one of them: ... git branch * master * staging * etc... Question&Answers:os...

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

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Combining C++ and C - how does #ifdef __cplusplus work?

I'm working on a project that has a lot of legacy C code. We've started writing in C++, with the intent to ... I want to make sure we're covering all our bases. Question&Answers:os...

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

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javascript - Make iframe automatically adjust height according to the contents without using scrollbar?

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

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How to start an application using android ADB tools?

How do I send an intent using Android's ADB tools? Question&Answers:os...

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

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objective c - Execute a terminal command from a Cocoa app

How can I execute a terminal command (like grep) from my Objective-C Cocoa application? Question&Answers:os...

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

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Android and XMPP: Currently available solutions

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

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

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How to run multiple Python versions on Windows

I had two versions of Python installed on my machine (versions 2.6 and 2.5). I want to run 2.6 for one project ... want to use? I am working on Windows XP SP2. Question&Answers:os...

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

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java - How do you cast a List of supertypes to a List of subtypes?

For example, lets say you have two classes: public class TestA {} public class TestB extends TestA{} I have a method ... so that I end up with a List<TestB>. Question&Answers:os...

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

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Is it better to use C void arguments "void foo(void)" or not "void foo()"?

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

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PHP Redirect with POST data

I did some research on this topic, and there are some experts who have said that it is not possible, so I would ... to click once. Hope my question is clear :) Question&Answers:os...

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

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python - live output from subprocess command

I'm using a python script as a driver for a hydrodynamics code. When it comes time to run the simulation, I use subprocess ... .txt (s.t. log_file = 'log.txt'). Question&Answers:os...

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

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javascript - CSS3 transition events

Are there any events fired by an element to check whether a css3 transition has started or end? Question&Answers:os...

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

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sql - Can I use CASE statement in a JOIN condition?

The following image is a part of Microsoft SQL Server 2008 R2 System Views. From the image we can see that the ... State 1, Line 6 Incorrect syntax near '='. Question&Answers:os...

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

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Using CSS to affect div style inside iframe

Is it possible to change styles of a div that resides inside an iframe on the page using CSS only? Question&Answers:os...

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

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java - How can I read a text file in Android?

I want to read the text from a text file. In the code below, an exception occurs (that means it goes to the ... { String error=""; error=e.getMessage(); } Question&Answers:os...

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

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181 views

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c# - Splash Screen waiting until thread finishes

I still have a problem with the splash screen. I don't want to use the property SC.TopMost=true. Now my application ... please tell me what I need to tell you. Question&Answers:os...

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

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form submit - Values of disabled inputs will not be submitted

This is what I found by Firebug in Firefox. Is it the same in other browsers? If so, what's the reason for this? Question&Answers:os...

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

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java - Restricting JTextField input to Integers

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

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android - Getting an issue while checking the dynamically generated checkbox through list view

I know that this question is already asked by other members and solution is also given by some members ... time in variables DT_selected and outDT_selected). Question&Answers:os...

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

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javascript - Dynamically set value of a file input

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

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c# - How to increase the max upload file size in ASP.NET?

I have a form that excepts a file upload in ASP.NET. I need to increase the max upload size to above the 4 MB ... correct route to take? And how do I use this? Question&Answers:os...

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

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java - What components are MVC in JSF MVC framework?

In JSF MVC framework who is Model, View, and Controller? Question&Answers:os...

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

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96 views

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java - Deploying my application at the root in Tomcat

I have the war file of my application. I need to deploy this at the root level. The current URL is http://localhost:8080/war_name/application_name. Question&Answers:os...

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

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392 views

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excel - How to add a reference programmatically using VBA

I've written a program that runs and messages Skype with information when if finishes. I need to add a ... the effort. Any further thoughts would be great. Question&Answers:os...

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

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php - Strtotime() doesn't work with dd/mm/YYYY format

I really like the strtotime() function, but the user manual doesn't give a complete description of the supported ... , but I think there are better solutions. Question&Answers:os...

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

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222 views

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C++ new int[0] -- will it allocate memory?

A simple test app: cout << new int[0] << endl; outputs: 0x876c0b8 So it looks like it works. What does ... it always legal to "allocate" empty block of memory? Question&Answers:os...

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

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