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How do I call Objective-C code from Swift?
...s in Swift
If you have an existing class that you'd like to use, perform Step 2 and then skip to Step 5. (For some cases, I had to add 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 n...
PatternSyntaxException: Illegal Repetition when using regex in Java
I don't know much regex, but I need to match a simple pattern. The following should return true,
2 Answers
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Make git automatically remove trailing whitespace before committing
I'm using git with my team and would like to remove whitespace changes from my diffs, logs, merges, etc. I'm assuming that the easiest way to do this would be for git to automatically remove trailing whitespace (and other whitespace errors) from all commits as they are applied.
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Specify width in *characters*
When using a fixed width font , I'd like to specify the width of an HTML element in characters .
2 Answers
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Emacs, switch to previous window
In Emacs, C-x o takes me to the next window.
12 Answers
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Initialization of an ArrayList in one line
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Actually, probably the "best" way to initialize the ArrayList is the method you wrote, as it does not need to create a new List in any way:
ArrayList<String> list = new ArrayList<String>();
list.add("A");
list.add("B");
list.add("C");
The catch is that there is quite a bit of ty...
Is it possible to ping a server from Javascript?
I'm making a web app that requires that I check to see if remote servers are online or not. When I run it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more).
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How to “git show” a merge commit with combined diff output even when every changed file agrees with
After doing a "simple" merge (one without conflicts), git show usually only shows something like
11 Answers
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Can we use join for two different database tables?
Can we use the join operation for two tables from different databases? If yes, how do I do it?
2 Answers
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make: Nothing to be done for `all'
I am going through an eg pgm to create a make file.
7 Answers
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