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How to pass macro definition from “make” command line arguments (-D) to C source code?
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Call make command this way:
make CFLAGS=-Dvar=42
And be sure to use $(CFLAGS) in your compile command in the Makefile. As @jørgensen mentioned , putting the variable assignment after the make command will override the CFL...
Fastest way to convert Image to Byte array
I am making Remote Desktop sharing application in which I capture an image of the Desktop and Compress it and Send it to the receiver. To compress the image I need to convert it to a byte[].
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Is $(document).ready necessary?
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Thanks for the clarification.
– Zach Lysobey
Apr 1 '13 at 22:06
5
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@Media min-width & max-width
... for the older browsers, as older browsers including i.e. 5.5, 6, 7 and 8. Can't read @media. When I use @media I use it like this:
<style type="text/css">
/* default styles here for older browsers.
I tend to go for a 600px - 960px width max but using percentages
*/
@media...
.NET HttpClient. How to POST string value?
How can I create using C# and HttpClient the following POST request:
5 Answers
5
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EC2 instance types's exact network performance?
I cannot find exact network performance details for different EC2 instance types on Amazon. Instead, they are only saying:
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How can I get the executing assembly version?
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Two options... regardless of application type you can always invoke:
Assembly.GetExecutingAssembly().GetName().Version
If a Windows Forms application, you can always access via application if looking specifically for product version.
Application.ProductVe...
What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
...d to return? Does it return the value after executing the command? In that case, we can use ` to execute the command.
2 ...
How to Customize the time format for Python logging?
...ictConfig method of configuring logging (e.g. if you're using Django), you can set this using the 'datefmt' dict key for a formatter. See: Django Logging Configuration , logging module: Dictionary Schema Details
– taleinat
May 2 '13 at 17:49
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What are “res” and “req” parameters in Express functions?
...req, you use res to send back the desired HTTP response.
Those parameters can be named anything. You could change that code to this if it's more clear:
app.get('/user/:id', function(request, response){
response.send('user ' + request.params.id);
});
Edit:
Say you have this method:
app.get('...