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Importing a Swift protocol in Objective-C class
...
Adding @objc helped me with importing Swift classes in to Obj-C
– serg
Jun 13 '14 at 9:01
20
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Exact difference between CharSequence and String in java [duplicate]
...tring is compiled as invocations of various StringBuilder.append calls. So it is equivalent to
System.out.println(
(new StringBuilder())
.append("output is : ")
.append((Object)obj)
.append(" ")
.append(str)
.toString()
)
I must confess I'm a bit surprised that my compiler javac 1.6.0...
How to sort an array in descending order in Ruby
...
It's always enlightening to do a benchmark on the various suggested answers. Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark...
Devise form within a different controller
...
Excellent. Make sure it goes in the helper, not in the controller. Also, this might lead to huge problems if you have other resources (e.g. companies that can also log in) and you want to load their form. Make sure to redefine the names, and the ...
Good ways to manage a changelog using git?
I've been using Git for a while now, and I recently started using it to tag my releases so that I could more easily keep track of changes and be able to see which version each of our clients are running (unfortunately the code currently mandates that each client have their own copy of the PHP site; ...
Most popular screen sizes/resolutions on Android phones [closed]
...le 2, in this section: http://developer.android.com/guide/practices/screens_support.html#testing
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How should I use try-with-resources with JDBC?
I have a method for getting users from a database with JDBC:
5 Answers
5
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Python list iterator behavior and next(iterator)
...t you see is the interpreter echoing back the return value of next() in addition to i being printed each iteration:
>>> a = iter(list(range(10)))
>>> for i in a:
... print(i)
... next(a)
...
0
1
2
3
4
5
6
7
8
9
So 0 is the output of print(i), 1 the return value from next(...
ElasticSearch - Return Unique Values
...alse,
"_shards" : {
"total" : 2,
"successful" : 2,
"failed" : 0
},
"hits" : {
"total" : 1000000,
"max_score" : 0.0,
"hits" : [ ]
},
"aggregations" : {
"langs" : {
"buckets" : [ {
"key" : "10",
"doc_count" : 244812
}, {
"key" : "11",
"doc_count" : 136794
}...
How to exit pdb and allow program to continue?
...sing the pdb module to debug a program. I'd like to understand how I can exit pdb and allow the program to continue onward to completion. The program is computationally expensive to run, so I don't want to exit without the script attempting to complete. continue doesn't seems to work. How can I ex...