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initializing a boolean array in java
...rrays.fill(array, Boolean.FALSE);
Also note that the array index is zero based. The freq[Global.iParameter[2]] = false; line as you've there would cause ArrayIndexOutOfBoundsException. To learn more about arrays in Java, consult this basic Oracle tutorial.
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Merge git repo into branch of another repo
...../bar
$ git remote update
Create a new branch baz in the foo repository based on whatever your current branch is:
$ git checkout -b baz
Merge branch somebranch from the bar repository into the current branch:
$ git merge --allow-unrelated-histories bar/somebranch
(--allow-unrelated-historie...
What is C# analog of C++ std::pair?
...C++? I found System.Web.UI.Pair class, but I'd prefer something template-based.
14 Answers
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Reloading submodules in IPython
...one notebook to another. Only plain Python reload works:
reload(module)
Based on [1].
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How do I print out the contents of an object in Rails for easy debugging?
...he to_s method in your model. For example
class Person < ActiveRecord::Base
def to_s
"Name:#{self.name} Age:#{self.age} Weight: #{self.weight}"
end
end
Then when you go to print it with #puts it will display that string with those variables.
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Passing current scope to an AngularJS Service
...s) . In my understanding, the service should be generating a logging array based on the parameter (that is in this case a pointer). For me that's a bad pattern, as the services are singletons in angular. If the implementation of the service is well programmed, it should generate the array in an inte...
What's a good (free) visual merge tool for Git? (on windows) [closed]
...od 3-way diff/merge tool remains kdiff3 (WinMerge, for now, is still 2-way based, pending WinMerge3)
See "How do you merge in GIT on Windows?" and this config.
Update 7 years later (Aug. 2018): Artur Kędzior mentions in the comments:
If you guys happen to use Visual Studio (Community Edition i...
Rails detect if request was AJAX
...aystack'
=> 3
irb(main):005:0> /asfd/ =~ 'haystack'
=> nil
It's based on this:
# File actionpack/lib/action_dispatch/http/request.rb, line 220
def xml_http_request?
@env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/
end
so
env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/ => 0
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How to check programmatically if an application is installed or not in Android?
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Somewhat cleaner solution than the accepted answer (based on this question):
public static boolean isAppInstalled(Context context, String packageName) {
try {
context.getPackageManager().getApplicationInfo(packageName, 0);
return true;
}
catch (Pac...
Android TextView with Clickable Links: how to capture clicks?
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Based upon another answer, here's a function setTextViewHTML() which parses the links out of a HTML string and makes them clickable, and then lets you respond to the URL.
protected void makeLinkClickable(SpannableStringBuild...