大约有 30,000 项符合查询结果(耗时:0.0442秒) [XML]

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How to fetch the row count for all tables in a SQL SERVER database [duplicate]

...and row counts for the current database -- Remove OBJECTPROPERTY function call to include system objects SELECT o.NAME, i.rowcnt FROM sysindexes AS i INNER JOIN sysobjects AS o ON i.id = o.id WHERE i.indid < 2 AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0 ORDER BY o.NAME If you're using ...
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What does the `forall` keyword in Haskell/GHC do?

I'm beginning to understand how the forall keyword is used in so-called "existential types" like this: 8 Answers ...
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Django optional url parameters

...o Does that mean a 'project_config/foo/bar' in the 2nd option will automatically pass the {'project_id': 'bar'} kwargs to the view? – Original BBQ Sauce Jul 22 '19 at 16:02 ad...
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SQL Server: Filter output of sp_who2

...res out there - I'm sure Adam Machanic did a really good one, AFAIK. Adam calls it Who Is Active: http://whoisactive.com share | improve this answer | follow ...
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What is the best practice for making an AJAX call in Angular.js?

...a is to create a service that returns a promise to the returned data, then call that in your controller and handle the promise there to populate your $scope property. The Service module.factory('myService', function($http) { return { getFoos: function() { //return the promise...
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Return a value if no rows are found in Microsoft tSQL

...ry (habits die hard), ISNULL is not available in SQL Lite or whatever it's called that runs on older Windows Mobile devices. COALESCE works on both, lite, Express and full-blown SQL. – Ads Sep 3 '14 at 2:17 ...
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How can I create a “Please Wait, Loading…” animation using jQuery?

...y request. Could be good or bad, depending on the need. C) Use individual callbacks for a particular request: $('#form').submit(function() { $.ajax({ url: '/whatever.php', beforeSend: function() { $('#wait').show(); }, complete: function() { $('#wait').hide(); } });...
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How to get the device's IMEI/ESN programmatically in android?

...e the IMEI (or ESN number for CDMA devices). How to access this programmatically? 20 Answers ...
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Making TextView scrollable on Android

...s has caused me to waste an hour just now! FFS). PRO TIP: To programmatically scroll to the bottom after appending text, use this: mTextStatus = (TextView) findViewById(R.id.TEXT_STATUS_ID); mScrollView = (ScrollView) findViewById(R.id.SCROLLER_ID); private void scrollToBottom() { mScrollVi...
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Difference between $(this) and event.target?

...y wrapper $(this) only wraps the DOM element in a jQuery object so you can call jQuery functions on it. You can do the same with $(event.target). Also note that if you rebind the context of this (e.g. if you use Backbone it's done automatically), it will point to something else. You can always get ...