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Method overloading in Objective-C?
...are two different methods, even though they both begin "writeToFile":
-(void) writeToFile:(NSString *)path fromInt:(int)anInt;
-(void) writeToFile:(NSString *)path fromString:(NSString *)aString;
(the names of the two methods are "writeToFile:fromInt:" and "writeToFile:fromString:").
...
ExecJS::RuntimeError on Windows trying to follow rubytutorial
...that worked for us:
On the system having issues, find ExecJS's runtimes.rb file. It looks like this. Make a copy of the found file for backup. Open the original runtimes.rb for editing. Find the section that starts with the line JScript = ExternalRuntime.new(. In that section, on the line containi...
Remove everything after a certain character
...
var s = '/Controller/Action?id=11112&value=4444';
s = s.substring(0, s.indexOf('?'));
document.write(s);
Sample here
I should also mention that native string functions are much faster than regular expressions, which should only really be used whe...
heroku - how to see all the logs
... heroku's Syslog Drains
Alternatively (old method):
$ heroku run rails c
File.open('log/production.log', 'r').each_line { |line| puts line }
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How do I install an R package from source?
...
If you have the file locally, then use install.packages() and set the repos=NULL:
install.packages(path_to_file, repos = NULL, type="source")
Where path_to_file would represent the full path and file name:
On Windows it will look some...
OnCreateOptionsMenu() not called in Fragment
... I made the change,but app crashes with 11-27 01:55:34.468: E/AndroidRuntime(12294): Caused by: java.lang.ClassCastException: com.android.internal.view.menu.MenuItemImpl cannot be cast to android.widget.SearchView
– Android_programmer_office
Nov 26 '13 ...
How to set the current working directory? [duplicate]
...gt; import os >>> os.chdir(Users/Me/Desktop/M/PTS/Python/t1.py) File "<stdin>", line 1 os.chdir(/Users/Me/Desktop/M/PTS/Python/t1.py) ^ SyntaxError: invalid syntax >>>
– Pooja25
Nov 4 '15 at 20:48
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Export CSS changes from inspector (webkit, firebug, etc)
...ast as of Chrome v14.
While in the Elements section, just click on the "filename:linenumber" link next to the CSS rules. The CSS file that shows up will contain all of the modifications.
This place exactly:
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Why would you use an ivar?
...becomes a problem to the whole process. And such a problem is nothing a profiler will easily show because a profiler is about finding critical hot spots, but none of these inefficiencies are hot spots on their own. The CPU time is just averagely spread among them, yet each of them only has such a ti...
How to extract an assembly from the GAC?
...ated at
c:\windows\assembly) can’t be viewed
or used as a normal DLL file. They
can’t be directly referenced from VS
project. Developers usually keep a
copy of the original DLL file and
refer to it in the project at
development (design) time, which uses
the assembly from GAC duri...