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Difference between modes a, a+, w, w+, and r+ in built-in open function?
In the python built-in open function, what is the exact difference between the modes w , a , w+ , a+ , and r+ ?
6 An...
How do I toggle an ng-show in AngularJS based on a boolean?
I have a form for replying to messages that I want to show only when isReplyFormOpen is true, and everytime I click the reply button I want to toggle whether the form is shown or not. How can I do this?
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Undefined reference to static constexpr char[]
I want to have a static const char array in my class. GCC complained and told me I should use constexpr , although now it's telling me it's an undefined reference. If I make the array a non-member then it compiles. What is going on?
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Refresh image with a new one at the same url
I am accessing a link on my site that will provide a new image each time it is accessed.
19 Answers
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Best way to define error codes/strings in Java?
I am writing a web service in Java, and I am trying to figure out the best way to define error codes and their associated error strings . I need to have a numerical error code and an error string grouped together. Both the error code and error string will be sent to the client accessing the web ser...
How do I restart a service on a remote machine in Windows? [closed]
Sometimes while debugging, I need to restart a service on a remote machine. Currently, I'm doing this via Remote Desktop. How can it be done from the command line on my local machine?
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Best practice for instantiating a new Android Fragment
I have seen two general practices to instantiate a new Fragment in an application:
13 Answers
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foreach vs someList.ForEach(){}
There are apparently many ways to iterate over a collection. Curious if there are any differences, or why you'd use one way over the other.
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How to Set Variables in a Laravel Blade Template
I'm reading the Laravel Blade documentation and I can't figure out how to assign variables inside a template for use later. I can't do {{ $old_section = "whatever" }} because that will echo "whatever" and I don't want that.
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How to send a header using a HTTP request through a curl call?
I wish to send a header to my Apache server on a Linux box. How can I achieve this via a curl call?
10 Answers
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