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In JPA 2, using a CriteriaQuery, how to count results
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Mind you that the qb.count is done over the Root<MyEntity> of your query (Root<MyEntity> myEntity = cq.from(MyEntity.class)) and this is often already in your normal select code and when you forget you end up with a join to self.
– gke...
分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...将是一个灾难性的失败。 这个思维实验就包括考虑他们如何去做这件事情。下面是我们的思考：
1）第一位将军先发送一段消息“让我们在上午9点开始进攻”。然而，一旦信使被派遣，他是否通过了山谷，第一位将军就不得而...
How can I get the Typescript compiler to output the compiled js to a different directory?
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I believe that now you can also use the --rootDir flag to pass a common root folder to the transpiler. This avoid having it find a common root folder.
– guzmonne
Nov 12 '15 at 2:15
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How to use single storyboard uiviewcontroller for multiple subclass
...ard that contains UINavigationController as initial view controller. Its root view controller is subclass of UITableViewController , which is BasicViewController . It has IBAction which is connected to right navigation button of the navigation bar
From there I would like to use the storyb...
Programmatically set the initial view controller using Storyboards
...tiateViewControllerWithIdentifier:<storyboard id>];
self.window.rootViewController = viewController;
[self.window makeKeyAndVisible];
return YES;
}
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Determine if running on a rooted device
...has a certain piece of functionality that will only work on a device where root is available. Rather than having this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the respect...
What database does Google use?
Is it Oracle or MySQL or something they have built themselves?
8 Answers
8
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Edit the root commit in Git?
...t you have a clean working tree, you can do the following.
# checkout the root commit
git checkout <sha1-of-root>
# amend the commit
git commit --amend
# rebase all the other commits in master onto the amended root
git rebase --onto HEAD HEAD master
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Insert a commit before the root commit in Git?
...s empty commit
We’ll put the new empty commit on a temporary branch newroot for convenience.
1. Create a new empty commit
There is a number of ways you can do this.
Using just plumbing
The cleanest approach is to use Git’s plumbing to just create a commit directly, which avoids touching th...
How to include view/partial specific styling in AngularJS
... a custom directive for the <head> element:
app.directive('head', ['$rootScope','$compile',
function($rootScope, $compile){
return {
restrict: 'E',
link: function(scope, elem){
var html = '<link rel="stylesheet" ng-repeat="(routeCtrl, cssU...