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Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
...ppend("name", name).
append("age", age).
toString();
}
In order to get this sort of output:
Person@7f54[name=Stephen,age=29]
There is also a reflective implementation.
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How to force a WPF binding to refresh?
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is it possible to update UIButton title/text programmatically?
... It appears that the fix for this is to use the method [_button setTitle: @"title" forState: UIControlStateNormal]; instead of accessing the _button.titleLabel.text property directly. Stick with the method call and you'll probably get what you want.
– Rymnel...
Getting Http Status code number (200, 301, 404, etc.) from HttpWebRequest and HttpWebResponse
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ping response “Request timed out.” vs “Destination Host unreachable”
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What is the argument for printf that formats a long?
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printf("%ld", ULONG_MAX) outputs the value as -1. Should be printf("%lu", ULONG_MAX) for unsigned long as described by @Blorgbeard below.
– jammus
Nov 12 '11 at 16:03
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Remove spaces from std::string in C++
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The best thing to do is to use the algorithm remove_if and isspace:
remove_if(str.begin(), str.end(), isspace);
Now the algorithm itself can't change the container(only modify the values), so it actually shuffles the values around and returns a pointer to where the end now...
Rake just one migration
...n dropped from the database outside of Rails, rake db:migrate:up VERSION=my_version may do nothing, because the schema_migrations table still says it is has been run. In the same situation rake db:migrate:redo VERSION=my_version may fail because it cannot drop the table. In this case, comment out th...
How to delete all the rows in a table using Eloquent?
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Note: truncate() also resets any AUTO_INCREMENT counter (also note you can't truncate tables which have foreign key constraints.)
– William Turrell
Jul 24 '16 at 13:06
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Difference between viewDidLoad and viewDidAppear
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