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I have a query that returns an anonymous type and the query is in a method. How do you write this: public " ... .} ).ToList(); return "TheAnonymousType"; } } Question&Answers:os...

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

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Disable lazy loading by default in Entity Framework 4

It seems that lazy loading is enabled by default in EF4. At least, in my project, I can see that the value ... off by default, say, across the whole project? Question&Answers:os...

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

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java - Missing artifact com.sun:tools:jar

I've been following the getting started tutorial, but am stuck after I imported the playn project using Maven. I ... >src</sourceDirectory> </build> </project> Question&Answers:os...

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

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c++ - Append an int to a std::string

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

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multithreading - Java double checked locking

I happened upon an article recently discussing the double checked locking pattern in Java and its pitfalls and now I'm ... true; } } } return instance; } } Question&Answers:os...

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

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PHP Redirect to another page after form submit

I have read all your posts about inserting headers into a php form file in order to redirect the user to another ... subscribing to our mailing list <?php } ?> Question&Answers:os...

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

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css - Find text string in jQuery and make it bold

What I want to do is use jQuery to find a piece of text within a paragraph and add some CSS to make it ... , hence me executing it after the window has loaded. Question&Answers:os...

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

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java - How to open a file with the default associated program

How do I open a file with the default associated program in Java? (for example a movie file) Question&Answers:os...

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

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python - What is the best way to generate all possible three letter strings?

I am generating all possible three letters keywords e.g. aaa, aab, aac.... zzy, zzz below is my code: ... be achieved in a more sleek and efficient way? Question&Answers:os...

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

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python - Avoiding nested for loops

I am trying to do some parameter testing on another code using python. I need to test 6 independent parameters, but I ... have 3... it just kind of varies. Question&Answers:os...

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

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security - Is it possible to put binary image data into html markup and then get the image displayed as usual in any browser?

It's an important security issue and I'm sure this should be possible. A simple example: You run a community ... app runs as. Is there already a possibility? Question&Answers:os...

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

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android - Retrieving all Drawable resources from Resources object

In my Android project, I want to loop through the entire collection of Drawable resources. Normally, you can ... values from the R.drawable static class? Question&Answers:os...

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

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python - How to print one character at a time on one line?

How would one print the string "hello world" onto one line, but one character at a time so that there is a ... for char in string: print char time.sleep(.25) Question&Answers:os...

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

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c++ - How I can print the wchar_t values to console?

Example: #include <iostream> using namespace std; int main() { wchar_t en[] = L"Hello"; wchar_t ru[] = ... values like adress. How to print the wchar_t string? Question&Answers:os...

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

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asp.net - How can I force entity framework to insert identity columns?

I want to write some C# code to initialize my database with some seed data. Clearly, this is going to require the ... key value, so EF tries to insert it? Question&Answers:os...

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

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What is the return value of os.system() in Python?

I came across this: >>> import os >>> os.system('ls') file.txt README 0 What is return value of os.system()? Why I get 0? Question&Answers:os...

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

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ios - Watchkit Extension - No matching provisioning profiles found

I have created an iPhone app that also includes a WatchKit extension, I can run this fine in the simulator ... obviously not a solution. Thanks for your help Question&Answers:os...

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

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python - Defining a discrete colormap for imshow in matplotlib

I have a simple image that I'm showing with imshow in matplotlib. I'd like to apply a custom colormap so that values ... I want to define. How do I do this? Question&Answers:os...

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

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c - How to generate RSA private key using OpenSSL?

I want to know how to generate RSA private key using OpenSSL library in my C source file. I know how to ... will be appreciated. I'm working on Linux machine. Question&Answers:os...

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

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python - Number of days between 2 dates, excluding weekends

How can I calculate number of days between two dates excluding weekends? Question&Answers:os...

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

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regex - How can I use a variable in the replacement side of the Perl substitution operator?

I would like to do the following: $find = "start (.*) end"; $replace = "foo 1 bar"; $var = " ... bar'; Somehow I am missing something regarding the escaping. Question&Answers:os...

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

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css - How to make child element higher z-index than parent?

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

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python - Pretty print 2D list?

Is there a simple, built-in way to print a 2D Python list as a 2D matrix? So this: [["A", "B"], ["C", ... pprint module, but it doesn't seem to do what I want. Question&Answers:os...

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

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Changing the page title using the Angular 2 new router

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

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SQL Server check case-sensitivity?

How can I check to see if a database in SQL Server is case-sensitive? I have previously been running the ... best way to check the server for its sensitivity. Question&Answers:os...

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

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python - Calling the "source" command from subprocess.Popen

I have a .sh script that I call with source the_script.sh. Calling this regularly is fine. However, I am trying ... " from Popen, when I can outside of python? Question&Answers:os...

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

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parallel processing - multiprocessing.dummy in Python is not utilising 100% cpu

I am doing a machine learning project in Python, so I have to do parallel predict function, which ... problems with multiprocessing module in pickling function. Question&Answers:os...

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

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c - Array to pointer decay and passing multidimensional arrays to functions

I know that an array decays to a pointer, such that if one declared char things[8]; and then later on used ... this it is hard to articulate a precise inquiry. Question&Answers:os...

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

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