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Mercurial stuck “waiting for lock”
...ing causes that process to fail -- ie, a bug in Mercurial, a machine going down, etc -- the lock files remain, not cleaned up. I believe the suggestions here to delete the lock files manually are to address those cases where the repository was somehow left in an "unclean" state. Calling it "blindly ...
What's the difference between the atomic and nonatomic attributes?
...mic prevents cross-thread half-value reads. (That was a fun bug to track down.)
– bbum
Nov 23 '13 at 23:19
8
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Looping through array and removing items, without breaking for loop
...ch time; but it does have to bump every item whose index is greater than i downward, which is on average n/2 bumps.
– Don Hatch
Nov 5 '19 at 5:36
1
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Java: Get first item from a collection
...obably the best "get it done" answer, though I'd prefer @DonaldRaab's (way down the page) for cases where I'm already using the GC library. My answer is really for the case where one may want to write in flexibility for later (say, if one decides that the second element is the new hotness).
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Stop caching for PHP 5.5.3 in MAMP
...ke you have all the caching options given in the MAMP->Preferences drop-down box.
– JaredH
Oct 5 '13 at 23:17
17
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MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...llection<Card> FaceUpCards;
ObservableCollection<Card> FaceDownCards;
int CurrentScore;
bool IsBust
{
get
{
return Score > 21;
}
}
}
and you'd have a ViewModel object like
public class GameViewModel
{
ObservableCollection...
MySQL JOIN the most recent row only?
...lling history. Because SQL will try to join 2 tables first and then filter down to the single client. I would rather filter the clients and related calling histories from the tables first in a sub-query and then join the tables.
– Tarik
May 10 '17 at 10:52
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How can you speed up Eclipse?
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Add -Xverify:none to your eclipse.ini file.
It will cut down your Eclipse startup time considerably (50% in my case if not more). This will tell the VM not to validate all the .class files it is loading.
Consider this: Never Disable Bytecode Verification in a Production System
(...
Android: How do I prevent the soft keyboard from pushing my view up?
...e the soft keyboard covers part of the screen and there's no way to scroll down. Looks like there is only one way to prevent bottom panel to show up at the top of the keyboard - hiding it when keyboard is open...
– Dmitry
Jul 16 '12 at 21:22
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How to center a button within a div?
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Hey thanks for at least explaining your down vote @Imray , Also note, I said fixed width and height, not variable. So resizing isn't a factor. "Basically" I set the width to 100px, not 100%, and margin to -50px which is half. This has been a pretty standard method ...