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c++ - launch an exe/process with stdin stdout and stderr?

With C++ how do i launch an exe/process with stdin stdout and stderr? I know how to do this in .NET and ... for the same project in the future. See Question&Answers more detail:os...

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C# Image.Clone Out of Memory Exception

Why am I getting an out of memory exception? So this dies in C# on the first time through: splitBitmaps.Add( ... the raw image if I remember. See Question&Answers more detail:os...

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angular - in Angular2 how to know when ANY form input field lost focus

In Angular2 how to know when ANY input field has lost focus..! If I use observables on the form: form. ... of change detections... tx Sean See Question&Answers more detail:os...

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rails db:migrate vs rake db:migrate

I'm new to rails. I noticed when generating data migration in rails 5, some people use rails db:migrate over ... in rails 5? many thanks See Question&Answers more detail:os...

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how to open a page in new tab on button click in asp.net?

I want to open a page in new tab of browser on button click. I have searched a lot on google but i couldn't ... help me how i can do this ? See Question&Answers more detail:os...

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c++ - Check if a pointer points to allocated memory on the heap

I want to know if a pointer points to a piece of memory allocated with malloc/new. I realize that the ... looking for performance is motivated. See Question&Answers more detail:os...

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c++ - scope of using declaration within a namespace

Is it safe (and correct) in a C++ header file to use the using declaration within a namespace as follows ... any file that includes this header? See Question&Answers more detail:os...

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Python timedelta issue with negative values

Hi I need some help to understand why this is happening. I have a method to track 'time remaining' in an event ... (e, value)) return ''v See Question&Answers more detail:os...

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c++ - Passing a variable as a template argument

I am working with a library which exposes an interface to work with. One of the functions of this library is like ... . How can I do that? See Question&Answers more detail:os...

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jquery - HTML Attribute rel Errors using fancyBox

I'm using fancyBox to create a gallery with the following code: <a class="fancybox" rel="group1" href="img/ ... to scroll through. Thank you. See Question&Answers more detail:os...

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Why isn't C/C++'s "#pragma once" an ISO standard?

I am currently working on a big project and maintaining all those include guards makes me crazy! Writing it by hand ... is it not a standard? See Question&Answers more detail:os...

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unit testing - C# Compare two dictionaries for equality

I want to compare in C# two dictionaries with as keys a string and as value a list of ints. I assume two ... .Default) .SetEquals(first); } } See Question&Answers more detail:os...

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android - How to create parallelogram shape background?

I am trying to make parallelogram background for my textview but it is not displaying properly...it display following output ... this........ See Question&Answers more detail:os...

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python - Searching a sequence in a NumPy array

Let's say I have the following array : array([2, 0, 0, 1, 0, 1, 0, 0]) How do I get the indices ... ,9]. I am looking for some NumPy shortcut. See Question&Answers more detail:os...

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c# - Run multiple UI Threads

Skip to the bottom for the question; this is just some extra info I am using a component (GeckoFX) to ... how to achieve something like that. See Question&Answers more detail:os...

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C++ typedef interpretation of const pointers

Firstly, sample codes: Case 1: typedef char* CHARS; typedef CHARS const CPTR; // constant pointer to chars ... C++ interpret this definition? See Question&Answers more detail:os...

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c - Is it a good idea to use C99 VLA compared to malloc/free?

Is it a good idea to use C99 VLA? When is it appropriate to use VLA compared to malloc/free? (since VLA may blow up stack?) See Question&Answers more detail:os...

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Docker : Can a container A call an executable located on an other container B?

I have two Docker images, one containing pandoc (an utility to convert documents in different formats to many ... can create security issues. See Question&Answers more detail:os...

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jquery - Opening tab with anchor link

I have some typical tab content and I really need some help. I would like to achieve, that when user tries to ... the correct tab does not open. See Question&Answers more detail:os...

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cordova - CORS and phonegap apps

Do phonegap applications require any CORS changes (like setting Access-Control-Allow-Origin:*) to work? I have a restful ... or isn't the case. See Question&Answers more detail:os...

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c - How to get the length of a function in bytes?

I want to know the length of C function (written by me) at runtime. Any method to get it? It seems sizeof doesn't work here. See Question&Answers more detail:os...

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json - Setting processData to false in jQuery breaks my AJAX request

I've googled for a while now and can only find what processData: false does. I can't find anyone who has ... will simply not fire the request. See Question&Answers more detail:os...

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c++ - avoiding the tedium of optional parameters

If I have a constructor with say 2 required parameters and 4 optional parameters, how can I avoid writing 16 ... (And easier to maintain?) See Question&Answers more detail:os...

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python - GetWindowRect too small on Windows 7

The actual problem I'm trying to solve is, I want to automatically find out the size of the margins around windows. ... How may I do the same? See Question&Answers more detail:os...

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ios - post image to server in iphone

I want to post/share an image to server from the iphone. Image is ready to share. I am using the way the ... then post that stream to server ? See Question&Answers more detail:os...

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javascript - Can I resize the browser window?

I want to resize a browser popup window's width and height. I can set the popup window size but I want to ... I asked on ux.stackexchange.com. See Question&Answers more detail:os...

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c# - Data binding directly to a store query (DbSet, DbQuery, DbSqlQuery) is not supported

Am coding on visual studio 2012 and using Entity Model as my Data layer. However, my drop down control with the ... a control when using LINQ? See Question&Answers more detail:os...

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vhdl - How does signal assignment work in a process?

I learned that a signal is not changed immediately when encountering an expression, but when the process ends. In ... one is the correct way? See Question&Answers more detail:os...

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

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