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difference between collection route and member route in ruby on rails?
What is the difference between collection routes and member routes in Rails?
4 Answers
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Is there a way to tell git to only include certain files instead of ignoring certain files?
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@uzsolt does not work if you want to include one specific folder. see stackoverflow.com/questions/987142/…
– DiCaprio
Dec 13 '16 at 22:18
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Is it safe to use -1 to set all bits to true?
...t's all about values - not bits. The variable is initialized with a value. If in the initializer you modify the bits of the variable used for initialization, the value will be generated according to those bits. The value you need, to initialize a to the highest possible value, is -1 or UINT_MAX. The...
Default implementation for Object.GetHashCode()
...CONTRACTL_END;
VALIDATEOBJECTREF(obj);
DWORD idx = 0;
if (obj == 0)
return 0;
OBJECTREF objRef(obj);
HELPER_METHOD_FRAME_BEGIN_RET_1(objRef); // Set up a frame
idx = GetHashCodeEx(OBJECTREFToObject(objRef));
HELPER_METHOD_FRAME_END();...
Passing arguments forward to another javascript function
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but using apply like this might screw up the scope of b (if it's some inner function of an object for example)
– vsync
May 25 '13 at 22:47
3
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How to clone a case class instance and change just one field in Scala?
Let's say I have a case class that represents personas, people on different social networks. Instances of that class are fully immutable, and are held in immutable collections, to be eventually modified by an Akka actor.
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Creating a zero-filled pandas data frame
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Note that you may run into int/float issue if you will be doing something like d.set_value(params) after initializing d to contain 0's. An easy fix is: d = pd.DataFrame(0.0, index=np.arange(len(data)), columns=feature_list).
– ximiki
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In Visual Studio C++, what are the memory allocation representations?
...de is two bytes: 0xCD followed by the desired interrupt number from 0-255. Now although you could issue 0xCD 0x03 for INT 3, Intel decided to add a special version--0xCC with no additional byte--because an opcode must be only one byte in order to function as a reliable 'fill byte' for unused memory....
How to delete a word and go into insert mode in Vim?
... "a" commands are great in Vim, also try "ci{" inside a {} block, or "ca{" if you also wish to remove the {} characters too. To translate these commands to English to remember them better, try: "change inner { block" and "change a { block".
Documentation at http://vimdoc.sourceforge.net/htmldoc/mo...
How to convert an entire MySQL database characterset and collation to UTF-8?
...ablename CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
Or if you're still on MySQL 5.5.2 or older which didn't support 4-byte UTF-8, use utf8 instead of utf8mb4:
ALTER DATABASE databasename CHARACTER SET utf8 COLLATE utf8_unicode_ci;
ALTER TABLE tablename CONVERT TO CHARACTER SET u...