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c# - How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?

I've created a simple Winforms application in C#. When I run the application on a machine with high DPI settings ... 's title bar is rendered crisp & clear. Question&Answers:os...

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What is the "N+1 selects problem" in ORM (Object-Relational Mapping)?

The "N+1 selects problem" is generally stated as a problem in Object-Relational mapping (ORM) discussions, ... have a more detailed explanation of the problem? Question&Answers:os...

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shell - Command not found error in Bash variable assignment

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debugging - How can I get useful error messages in PHP?

Quite often I will try and run a PHP script and just get a blank screen back. No error message; just an ... to produce a useful error message, like Java does? Question&Answers:os...

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version control - How do I undo the most recent local commits in Git?

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javascript - How to format numbers as currency strings

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Use dynamic variable names in JavaScript

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debugging - How can I get useful error messages in PHP?

Quite often I will try and run a PHP script and just get a blank screen back. No error message; just an ... to produce a useful error message, like Java does? Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to format numbers as currency strings

I would like to format a price in JavaScript. I'd like a function which takes a float as an argument and returns a ... 500.00" What's the best way to do this? Question&Answers:os...

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Creating multiline strings in JavaScript

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php - Can I bind an array to an IN() condition?

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c - What does the comma operator , do?

What does the , operator do in C? Question&Answers:os...

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How do I declare a 2d array in C++ using new?

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python - What do (lambda) function closures capture?

Recently I started playing around with Python and I came around something peculiar in the way closures work. Consider ... be affected when i changes its value? Question&Answers:os...

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How do you close/hide the Android soft keyboard programmatically?

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java - What is a StackOverflowError?

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python - Pandas group-by and sum

I am using this data frame: Fruit Date Name Number Apples 10/6/2016 Bob 7 Apples 10/6/2016 Bob 8 Apples 10/6/ ... but how do I get the total number of fruit. Question&Answers:os...

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Syntax error on print with Python 3

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python - Is there a built in function for string natural sort?

I have a list of strings for which I would like to perform a natural alphabetical sort. For instance, the ... sort function which behaves like the first one. Question&Answers:os...

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html - Make container shrink-to-fit child elements as they wrap

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android - Is quitting an application frowned upon?

Moving on in my attempt to learn Android, I just read the following: Question: Does the user have a choice to ... a way for me to really quit the application? Question&Answers:os...

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java - GUI not working after rewriting to MVC

I'm practicing MVC style programming. I have a Mastermind game in a single file, working fine (maybe apart of ... {} public void mouseExited(MouseEvent e) {} } Question&Answers:os...

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c++ - My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(()); solve it?

Among the many things Stack Overflow has taught me is what is known as the "most vexing parse", ... workaround a specific exception written into the standard? Question&Answers:os...

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r - Mean per group in a data.frame

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javascript - Persist variables between page loads

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c++ - How to remove "noise" from GCC/clang assembly output?

I want to inspect the assembly output of applying boost::variant in my code in order to see which intermediate ... " .section .note.GNU-stack,"",@progbits Question&Answers:os...

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sql - How do I split a string so I can access item x?

Using SQL Server, how do I split a string so I can access item x? Take a string "Hello John Smith". How can ... the item at index 1 which should return "John"? Question&Answers:os...

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java - GUI not working after rewriting to MVC

I'm practicing MVC style programming. I have a Mastermind game in a single file, working fine (maybe apart of ... {} public void mouseExited(MouseEvent e) {} } Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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