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Why are `private val` and `private final val` different?
... it's a completely different val that just happens to have the same name. (All references to the old one would still refer to the old one.)
– aij
Jan 21 '14 at 2:46
1
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Git mergetool generates unwanted .orig files
...
Note that if you're manually editing your .gitconfig, you want the keepBackup = false under [mergetool], not under [mergetool "BeyondCompare4"] or whatever visual merge tool you have configured.
– TrueWill
Sep ...
Breaking/exit nested for in vb.net
... goto solely for a forward jump out of structured control statements is usually considered to be OK, especially if the alternative is to have more complicated code.
For Each item In itemList
For Each item1 In itemList1
If item1.Text = "bla bla bla" Then
Goto end_of_for
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How to force push a reset to remote repository?
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The message means that you're not allowed to do non-fast-forward push.
Your remote repository has most likely denyNonFastforwards = true in its config. If you change that, git push --force should work.
To change the setting, you need access to the machine w...
GoTo Next Iteration in For Loop in java
...ion in nested loops use continue someLabel;, but you can also combine them all.
outerLoop:
for(int j = 0; j < 10; j++){
innerLoop:
for(int i = 0; i < 10; i++){
if (i + j == 2){
continue innerLoop;
}
if (i + j == 4){
continue outerLoop;
...
Getting the parent of a directory in Bash
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the quotes inside are important or you're gonna loose all your data
– catamphetamine
Nov 7 '14 at 16:04
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regex for zip-code
I need Regex which can satisfy all my three condtions for zip-code. E.g-
3 Answers
3...
Rails 4 Authenticity Token
...y looking at the source for request_forgery_protecton.rb, or, more specifically, the following lines:
In Rails 3.2:
# This is the method that defines the application behavior when a request is found to be unverified.
# By default, \Rails resets the session when it finds an unverified request.
def ...
Is there an opposite to display:none?
...emoves an element from the page layout entirely, as if it wasn’t there.
All other values for display cause the element to be a part of the page, so in a sense they’re all opposite to display:none.
But there isn’t one value that’s the direct converse of display:none - just like there's no o...
What is std::promise?
...get it from the associated future.
The asynchronous provider is what initially creates the shared state that a future refers to. std::promise is one type of asynchronous provider, std::packaged_task is another, and the internal detail of std::async is another. Each of those can create a shared sta...