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How can I make an “are you sure” prompt in a Windows batchfile?
...iles from one place to the other and back for me. Only thing is as much as it helps me I keep accidentally selecting that command off my command buffer and mass overwriting uncommited changes.
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Convert char to int in C and C++
...nds on what you want to do:
to read the value as an ascii code, you can write
char a = 'a';
int ia = (int)a;
/* note that the int cast is not necessary -- int ia = a would suffice */
to convert the character '0' -> 0, '1' -> 1, etc, you can write
char a = '4';
int ia = a - '0';
/* check ...
How to scale threads according to CPU cores?
I want to solve a mathematical problem with multiple threads in Java. my math problem can be separated into work units, that I want to have solved in several threads.
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Best way to detect that HTML5 is not supported
The standard way to deal with situations where the browser does not support the HTML5 <canvas> tag is to embed some fallback content like:
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List all files and directories in a directory + subdirectories
...ogram would get every name of every file and folder on the hard drive that it had access to.
15 Answers
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create a trusted self-signed SSL cert for localhost (for use with Express/Node)
...ing to follow various instructions on creating a self-signed cert for use with localhost, Most of the instructions seem to be for IIS, but I'm trying to use Nodejs/Express. None of them work properly because while the cert gets installed, it is not trusted. here's what I've tried that fails:
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How does “do something OR DIE()” work in PHP?
I'm writing a php app to access a MySQL database, and on a tutorial, it says something of the form
4 Answers
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Visual Studio: How to break on handled exceptions?
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With a solution open, go to the Debug - Exceptions (Ctrl+D,E) menu option. From there you can choose to break on Thrown or User-unhandled exceptions.
EDIT: My instance is set up with the C# "profile" perhaps it isn't there f...
How to get file_get_contents() to work with HTTPS?
I'm working on setting up credit card processing and needed to use a workaround for CURL. The following code worked fine when I was using the test server (which wasn't calling an SSL URL), but now when I am testing it on the working server with HTTPS, it's failing with the error message "failed to o...
Is there a minlength validation attribute in HTML5?
It seems the minlength attribute for an <input> field doesn't work.
17 Answers
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