大约有 15,000 项符合查询结果(耗时:0.0308秒) [XML]
Recommended SQL database design for tags or tagging [closed]
...u can either keep track of it in a incrementally maintained table or run a batch job to extract the information.
[1] Some RDBMS even provide a native array type which might be even better suited for storage by not needing a parsing step, but might cause problems with the full text search.
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How to find difference between two Joda-Time DateTimes in minutes
...likely be the server the code is running on. I am implementing a scheduled queue and will need to compute the amount of time between now and some future time based on a date from another time zone. I will report back what I find.
– Doo Dah
Apr 21 '16 at 1:29
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Best way to work with transactions in MS SQL Server Management Studio
...t thing to do is to wrap your code in a transaction, and then execute each batch of T-SQL code line by line.
For example,
Begin Transaction
-Do some T-SQL queries here.
Rollback transaction -- OR commit transaction
If you want to incorporate error handling you can do so by using a TRY...
msbuild.exe staying open, locking files
... This also works when running a build from the command line, e.g. a batch script, build server, etc.
– Dave E
Feb 1 '16 at 11:41
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How do I update the GUI from another thread?
...(here the UI thread).
TaskCreationOptions.LongRunning that hints to do not queue the task into ThreadPool.
For a more verbose examples see: The Future of C#: Good things come to those who 'await' by Joseph Albahari.
See also about UI Threading Model concept.
Handling exceptions
The below snippe...
runOnUiThread in fragment
...lean post (Runnable action)
Causes the Runnable to be added to the message queue. The runnable will be run on the user interface thread."
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Split a collection into `n` parts with LINQ?
... @Dejan: No it doesn't. Note the use of yield return. It requires one batch to be in memory at a time, but that's all.
– Jon Skeet
Apr 2 '14 at 11:38
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Detect changes in the DOM
... = +new Date();
var delay = 100; // default delay
// Manage event queue
var stack = [];
function callback() {
var now = +new Date();
if (now - last > delay) {
for (var i = 0; i < stack.length; i++) {
stack[i]();
}
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How to clone ArrayList and also clone its contents?
...el streams. You could fix your version by using, for example, a concurrent queue instead of an array list, but I'm almost certain that would be much slower.
– Lii
Jul 29 '16 at 15:39
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Maven: how to do parallel builds?
...un all at the same time rather than having everything that uses maven in a queue!
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