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Adding a cross-reference to a subheading or anchor in another page
...le_) because it works across files, when section headings are changed, and for all builders that support cross-references.
RST, in General
The tools that convert RST files to HTML do not necessarily have a notion of collection. This is the case for instance if you rely on github to convert RST fi...
Interfacing with structs and anonymous unions with c2hs
...o about encoding this chunk of C code in a .chs file so that c2hs can transform it to something relatively nice?
1 Answer
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C++ convert hex string to signed integer
...unctions, but know how to deal with a std::string
So, the simplest answer for newer code would probably look like this:
std::string s = "0xfffefffe";
unsigned int x = std::stoul(s, nullptr, 16);
NOTE: Below is my original answer, which as the edit says is not a complete answer. For a functiona...
Adding Core Data to existing iPhone project
...y import the header in the files you need them.
So open up Xcode and look for some file like App_Prefix.pch, by default it's in the Other Sources group. After the UIKit import statement, add the following line:
#import <CoreData/CoreData.h>
And you should be ready to go.
Xcode 4
For proj...
Determine the line of code that causes a segmentation fault?
...
Use bt as a shorthand for backtrace.
– rustyx
May 27 '19 at 7:53
add a comment
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Select random lines from a file
...random set of lines, not in a random order, then shuf is very inefficient (for big file): better is to do reservoir sampling, as in this answer.
– petrelharp
Sep 6 '15 at 23:24
1
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how to detect search engine bots with php?
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The regex in this answer is nice for being simple and wide-spanning. For my purpose I want to be quick but I don't care if there's a few false positives or false negatives.
– Gregory
Apr 6 '17 at 11:23
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Test if a variable is a list or tuple
...ually need. However, sometimes you need to behave differently if someone, for instance, passes a string. My preference there would be to explicitly check for str or unicode like so:
import types
isinstance(var, types.StringTypes)
N.B. Don't mistake types.StringType for types.StringTypes. The l...
How do I use Java to read from a file that is actively being written to?
I have an application that writes information to file. This information is used post-execution to determine pass/failure/correctness of the application. I'd like to be able to read the file as it is being written so that I can do these pass/failure/correctness checks in real time.
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Convert an image (selected by path) to base64 string
...(MemoryStream m = new MemoryStream())
{
image.Save(m, image.RawFormat);
byte[] imageBytes = m.ToArray();
// Convert byte[] to Base64 String
string base64String = Convert.ToBase64String(imageBytes);
return base64String;
}
}
...