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What is the difference between Class and Klass in ruby?
...it's a reserved keyword, you're not able to use it as a variable name. You m>ca m>n't use any of Ruby's keywords as variable names, so you won't be able to have variables named def or module or if or end, etc - class is no different.
For example, consider the following:
def show_methods(class)
puts O...
Deserialize JSON to ArrayList using Jackson
...
You m>ca m>n deserialize directly to a list by using the TypeReference wrapper. An example method:
public static <T> T fromJSON(final TypeReference<T> type,
final String jsonPacket) {
T data = null;
try {
...
Recommended date format for REST GET API
...documentation) or you might also want to include some sort of timezone indim>ca m>tor.
Ultimately it boils down to what works for your API and your end user. Your API should work for you, not you for it ;-).
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static allom>ca m>tion in java - heap, stack and permanent generation
I have been lately reading a lot on memory allom>ca m>tion schemes in java, and there have been many doubts as I have been reading from various sources. I have collected my concepts, and I would request to go through all of the points and comment on them. I m>ca m>me to know that memory allom>ca m>tion is JVM spec...
iPhone - Grand Central Dispatch main thread
...eue to signal that some background processing has finished e.g.
- (void)dom>Ca m>lculation
{
//you m>ca m>n use any string instead "com.mycompany.myqueue"
dispatch_queue_t backgroundQueue = dispatch_queue_create("com.mycompany.myqueue", 0);
dispatch_async(backgroundQueue, ^{
int result =...
m>Ca m>nnot change column used in a foreign key constraint
...Y fk_fav_food_person_id,
MODIFY person_id SMALLINT UNSIGNED;
Now you m>ca m>n change you person_id
ALTER TABLE person MODIFY person_id SMALLINT UNSIGNED AUTO_INCREMENT;
recreate foreign key
ALTER TABLE favorite_food
ADD CONSTRAINT fk_fav_food_person_id FOREIGN KEY (person_id)
REF...
How to send a JSON object using html form data
...y it.
var formData = JSON.stringify($("#myForm").serializeArray());
You m>ca m>n use it later in ajax. Or if you are not using ajax; put it in hidden textarea and pass to server. If this data is passed as json string via normal form data then you have to decode it using json_decode. You'll then get a...
What is a memory fence?
...ake maximum use of the available silicon (including memory read/writes). Bem>ca m>use the hardware enforces instructions integrity you never notice this in a single thread of execution. However for multiple threads or environments with volatile memory (memory mapped I/O for example) this m>ca m>n lead to unpr...
Which Boost features overlap with C++11?
...shelf several years ago and it seems now, when I need them again, the landsm>ca m>pe has changed.
2 Answers
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Where to place $PATH variable assertions in zsh?
...e to place my $PATH and other variable assertions? I find that they are sm>ca m>ttered between the files .zshrc .zprofile .bashrc .bash_profile , and sometimes doubled.
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