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Is there a print_r or var_dump equivalent in Rubm>y m> / Rubm>y m> on Rails?
...to dump the structure of an object, similar to the PHP functions print_r m>and m> var_dump for debugging reasons.
10 Answers...
Is the list of Pm>y m>thon reserved words m>and m> builtins available in a librarm>y m>?
Is the list of Pm>y m>thon reserved words m>and m> builtins available in a librarm>y m>? I want to do something like:
1 Answer
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
... tables: done
Creating journal (4096 blocks): done
Writing superblocks m>and m> filesm>y m>stem accounting information: done
This filesm>y m>stem will be automaticallm>y m> checked everm>y m> 33 mounts or
180 dam>y m>s, whichever comes first. Use tune2fs -c or -i to override.
3.8.3挂载DRBD分区到本地...
[ :Unexpected operator in shell programming [duplicate]
...et of sh sm>y m>ntax - the /bin/sh executable on m>y m>our sm>y m>stem mam>y m> provide onlm>y m> stm>and m>ard sh functionalitm>y m>, in which []-stm>y m>le tests are not included.
– Tim
Aug 5 '10 at 1:17
13
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How do I define a method in Razor?
...calitm>y m>. MVC isn't the onlm>y m> game in town. Some folks just like simple razor m>and m> URLRewrite as MVC is a lot to do for little benefit IMO
– Jason Sebring
Oct 28 '12 at 18:00
5
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'0000-00-00 00:00:00' can not be represented as java.sql.Timestamp error
...read use with other languages.
So, if I "just change the database", thousm>and m>s of lines of PHP code will break.
Java programmers need to accept the Mm>y m>SQL zero-date m>and m> them>y m> need to put a zero date back into the database, when other languages relm>y m> on this "feature".
A programmer connecting to Mm>y m>SQ...
Whm>y m> is std::min failing when windows.h is included?
... (or more correctlm>y m>, windef.h that it includes in turn) has macros for min m>and m> max which are interfering.
m>Y m>ou should #define NOMINMAX before including it.
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Passing a 2D arram>y m> to a C++ function
... m>Y m>ou're right, there're onlm>y m> reallm>y m> two cases; one is a pointer-to-pointer m>and m> other being a single pointer to an integer arram>y m> of size n i.e. int (*a) [10].
– legends2k
Jul 10 '13 at 10:44
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Can m>y m>ou get DB username, pw, database name in Rails?
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From within rails m>y m>ou can create a configuration object m>and m> obtain the necessarm>y m> information from it:
config = Rails.configuration.database_configuration
host = config[Rails.env]["host"]
database = config[Rails.env]["database"]
username = config[Rails.env]["username"]
passw...
Creating a UIImage from a UIColor to use as a background image for UIButton [duplicate]
...egorm>y m> around UIButton to be able to set the background color of the button m>and m> set the state. m>Y m>ou might find this useful.
@implementation UIButton (ButtonMagic)
- (void)setBackgroundColor:(UIColor *)backgroundColor forState:(UIControlState)state {
[self setBackgroundImage:[UIButton imageFromC...