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What is the difference between graph search and tree search?
...rooted in the fact whether the problem graph is a tree or a general graph. It is always assumed you're dealing with a general graph. The distinction lies in the traversal pattern that is used to search through the graph, which can be graph-shaped or tree-shaped.
If you're dealing with a tree-shaped...
What are some methods to debug Javascript inside of a UIWebView?
I'm trying to figure out why something with Javascript isn't working inside of a UIWebView. To my knowledge, there is no way to set a breakpoint inside of XCode for a js file. No problemo, I'll just go back to 2004 and use alert statemen-- oh wait they don't seem to work inside of a UIWebView either...
Bootstrap 3 Navbar with Logo
I want to use the Bootstrap 3 default navbar with an image logo instead of text branding. What's the proper way of doing this without causing any issues with different screen sizes? I assume this a common requirement, but I haven't yet seen a good code sample. A key requirement other than having acc...
How do I escape a single quote in SQL Server?
...'ve shown us in your example. The following SQL illustrates this functionality. I tested it on SQL Server 2008:
DECLARE @my_table TABLE (
[value] VARCHAR(200)
)
INSERT INTO @my_table VALUES ('hi, my name''s tim.')
SELECT * FROM @my_table
Results
value
==================
hi, my name's tim.
...
How to loop through array in jQuery?
...ptions much more thoroughly. The third option below, jQuery.each, isn't in it though.)
Four options:
Generic loop:
var i;
for (i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
or in ES2015+:
for (let i = 0; i < substr.length; ++i) {
// do something with `subs...
How do I create a file and write to it in Java?
What's the simplest way to create and write to a (text) file in Java?
33 Answers
33
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What is the equivalent of the C++ Pair in Java?
... do you know what "first" and "second" mean ?).
A better practice is to write a very simple class, like the one Mike proposed, for each application you would have made of the Pair class. Map.Entry is an example of a pair that carry its meaning in its name.
To sum up, in my opinion it is better to ...
How to delete migration files in Rails 3
...:migrate again.
If your application is already on production or staging, it's safer to just write another migration that destroys your table or columns.
Another great reference for migrations is: http://guides.rubyonrails.org/migrations.html
...
How do I size a UITextView to its content?
Is there a good way to adjust the size of a UITextView to conform to its content? Say for instance I have a UITextView that contains one line of text:
...
Indenting #defines
...e line but they didn't require de preprocessor directive to be attached to it, so indentation was made this way.
#ifdef SDCC
# if DEBUGGING == 1
# if defined (pic18f2480)
# define FLASH_MEMORY_END 0x3DC0
# elif defined (pic18f2580)
# define FLASH_MEMORY_END 0x7DC0
# else
# ...