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What does -fPIC mean when building a shared library?
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PIC stands for Position Independent Code
and to quote man gcc:
If supported for the target machine, emit position-independent code, suitable for dynamic linking and avoiding any limit on the size of the global offset table. This op...
create a trusted self-signed SSL cert for localhost (for use with Express/Node)
Trying 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 do I convert a org.w3c.dom.Document object to a String?
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If you are ok to do transformation, you may try this.
DocumentBuilderFactory domFact = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = domFact.newDocumentBuilder();
Document doc = builder.parse(st);
DOMSource domSource = new DOMSourc...
Pull request without forking?
...nches on that repository, there is no way to create a pull request without forking.
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How to Sync iPhone Core Data with web server, and then push to other devices? [closed]
...ch as an iPad or a Mac. There are not many (if any at all) sync frameworks for use with Core Data on iOS. However, I have been thinking about the following concept:
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How do I query using fields inside the new PostgreSQL JSON datatype?
I am looking for some docs and/or examples for the new JSON functions in PostgreSQL 9.2.
3 Answers
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check if directory exists and delete in one command unix
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I think the original question was intended to mean: perform the delete only when file/directory exists or not. This command may work and produce similar results but actually doing a test before the command makes more sense.
– Ankur Chauhan
J...
Using NSPredicate to filter an NSArray based on NSDictionary keys
... [NSArray arrayWithObject:[NSMutableDictionary dictionaryWithObject:@"foo" forKey:@"BAR"]];
NSArray *filtered = [data filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"(BAR == %@)", @"foo"]];
Filtered in this case contains the dictionary.
(the %@ does not have to be quoted, this...
How do I use CMake?
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CMake takes a CMakeList file, and outputs it to a platform-specific build format, e.g. a Makefile, Visual Studio, etc.
You run CMake on the CMakeList first. If you're on Visual Studio, you can then load the output project/solution.
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Pushing from local repository to GitHub hosted remote
...I then created a remote repository in my GitHub account. Now, I am looking for how to push my local repository to the remote repository.
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