大约有 47,000 项符合查询结果(耗时:0.0480秒) [XML]

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Disabled form fields not submitting data [duplicate]

...entioned: READONLY does not work for <input type='checkbox'> and <select>...</select>. If you have a Form with disabled checkboxes / selects AND need them to be submitted, you can use jQuery: $('form').submit(function(e) { $(':disabled').each(function(e) { $(this).rem...
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How do I declare and assign a variable on a single line in SQL

... You can also initialize from a select statement, eg: declare @eid uniqueidentifier = (select top 1 id from t_Event) – Damien Sawyer Sep 8 '16 at 20:32 ...
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Mongoose query where value is not null

... $ne selects the documents where the value of the field is not equal to the specified value. This includes documents that do not contain the field. User.find({ "username": { "$ne": 'admin' } }) $nin $nin selects the do...
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Android: How to bind spinner to custom object list?

... has its own ID (the IDs are not equal to display sequence). When the user selects the name from the list the variable currentID has to be changed. ...
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In Python, how do I read the exif data for an image?

... I use this: import os,sys from PIL import Image from PIL.ExifTags import TAGS for (k,v) in Image.open(sys.argv[1])._getexif().items(): print('%s = %s' % (TAGS.get(k), v)) or to get a specific field: def get_field (exif,field) : for (k,v) i...
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How to enable external request in IIS Express?

...art of that post summarized: On Vista and Win7, run the following command from an administrative prompt: netsh http add urlacl url=http://vaidesg:8080/ user=everyone For XP, first install Windows XP Service Pack 2 Support Tools. Then run the following command from an administrative prompt: httpcfg ...
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How to set a Fragment tag by code?

...set a Fragment tag that I have found is by doing a FragmentTransaction and passing a tag name as parameter. 7 Answers ...
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How to delete all rows from all tables in a SQL Server database?

...t: DECLARE @Nombre NVARCHAR(MAX); DECLARE curso CURSOR FAST_FORWARD FOR Select Object_name(object_id) AS Nombre from sys.objects where type = 'U' OPEN curso FETCH NEXT FROM curso INTO @Nombre WHILE (@@FETCH_STATUS <> -1) BEGIN IF (@@FETCH_STATUS <> -2) BEGIN DECLARE @statement NVARC...
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How can I quickly sum all numbers in a file?

... -l 5000050000 (For the curious, seq n would print a sequence of numbers from 1 to n given a positive number n.) share | improve this answer | follow | ...
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COALESCE Function in TSQL

...ks perfectly & gives a good visual explanation of how COALESCE works: SELECT Name, Class, Color, ProductNumber, COALESCE(Class, Color, ProductNumber) AS FirstNotNull FROM Production.Product share | ...