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How to override toString() properly in Java?
... the ToStringTemplate and comparing.
making ToStringTemplate static-final means "ONE VERSION" of the truth, rather than having a "copy" of the template in the unit-test.
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Can someone explain mappedBy in JPA and Hibernate?
... "take the @JoinColumn off of the @OneToMany side entirely" you mean of the @ManyToOne side, right?
– nbro
Apr 11 '16 at 20:55
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In PHP what does it mean by a function being binary-safe?
In PHP what does it mean by a function being binary-safe ?
3 Answers
3
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switch() statement usage
...erhead of switch vs if
test1 <- function(type) {
switch(type,
mean = 1,
median = 2,
trimmed = 3)
}
test2 <- function(type) {
if (type == "mean") 1
else if (type == "median") 2
else if (type == "trimmed") 3
}
system.time( for(i in 1:1e6) test1('mean') ) # 0.89 sec...
Setting up foreign keys in phpMyAdmin?
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Foreign key means a non prime attribute of a table referes the prime attribute of another
*in phpMyAdmin* first set the column you want to set foreign key as an index
then click on RELATION VIEW
there u can find the options to set for...
MySQL join with where clause
...dition, you specify the rowset that you will be joining to the table. This means that it evaluates user_id = 1 first, and takes the subset of user_category_subscriptions with a user_id of 1 to join to all of the rows in categories. This will give you all of the rows in categories, while only the cat...
What does PorterDuff.Mode mean in android graphics.What does it do?
I would like to know what PorterDuff.Mode means in android graphics.
2 Answers
2
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PopupWindow - Dismiss when clicked outside
...ike a dialog with 'cancel' property => Try it! And you will know what I mean.
mPopupWindow.setFocusable(true);
// Removes default background.
mPopupWindow.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
Mttdat.
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How to parse JSON in Scala using standard Scala classes?
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Sorry to dig up an old post, but what's the meaning for the first Some(M(map)) in the loop? I understand the M(map) is extracting the map to the variable "map", but what about the Some?
– Federico Bonelli
Jul 17 '14 at 8:30
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What is the main difference between PATCH and PUT request?
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Even if it's still in proposal, it doesn't mean it shouldn't be used. If it was the case, we wouldn't be able to use websockets and many other rfcs that are still in proposal... Implementing the proposal is 100 times better than implementing something completely custo...