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How do I call Objective-C code from Swift?
...dd an explicit #import <Foundation/Foundation.h to an older Objective-C File.)
Step 1: Add Objective-C Implementation -- .m
Add a .m file to your class, and name it CustomObject.m.
Step 2: Add Bridging Header
When adding your .m file, you'll likely be hit with a prompt that looks like this:
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How to serve an image using nodejs
...answer to "How to serve images using Node.js" is not implementing a static file server from scratch and doing it badly. A good answer is using a module like Express that does the job correctly.
Answering comments that say that using Express "doesn't explain much other than how to rely on someone el...
How do I read all classes from a Java package in the classpath?
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I use this one, it works with files or jar archives
public static ArrayList<String>getClassNamesFromPackage(String packageName) throws IOException{
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
URL packageURL;
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How do I log errors and warnings into a file?
How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)?
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Microsoft Excel mangles Diacritics in .csv files?
I am programmatically exporting data (using PHP 5.2) into a .csv test file.
Example data: Numéro 1 (note the accented e).
The data is utf-8 (no prepended BOM).
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Java: Multiple class declarations in one file
In Java, you can define multiple top level classes in a single file, providing that at most one of these is public (see JLS §7.6 ). See below for example.
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How do I remove newlines from a text file?
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tr -d '\n' < yourfile.txt
Edit:
If none of the commands posted here are working, then you have something other than a newline separating your fields. Possibly you have DOS/Windows line endings in the file (although I would expect the Perl ...
ASP.NET Web Site or ASP.NET Web Application?
...he Web Site project is compiled on the fly. You end up with a lot more DLL files, which can be a pain. It also gives problems when you have pages or controls in one directory that need to reference pages and controls in another directory since the other directory may not be compiled into the code ye...
How can I delete all unversioned/ignored files/folders in my working copy?
...Subversion repository, is there a way to delete all unversioned or ignored files in that working copy with a single command or tool? Essentially, I'm looking for the SVN analogue to git clean .
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Opening a folder in explorer and selecting a file
I'm trying to open a folder in explorer with a file selected.
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