大约有 40,000 项符合查询结果(耗时:0.0404秒) [XML]

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How do I get textual contents from BLOB in Oracle SQL

...S of the text stored in the BLOB, CS of the database used for VARCHAR2) : select utl_raw.cast_to_varchar2(dbms_lob.substr(BLOB_FIELD)) from TABLE_WITH_BLOB where ID = '<row id>'; share | imp...
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Bootstrap datepicker hide after selection

How do I hide the calendar after a date is selected? Is there a specific function that I can use? My code below: 18 Answer...
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Ruby: Can I write multi-line string with no concatenation?

... HEREDOC syntax (via this link): p <<END_SQL.gsub(/\s+/, " ").strip SELECT * FROM users ORDER BY users.id DESC END_SQL # >> "SELECT * FROM users ORDER BY users.id DESC" The latter would mostly be for situations that required more flexibility in the processing. I personall...
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Visual Studio - Shortcut to Navigate to Solution Explorer

Is there a keyboard shortcut in Visual Studio (aside from CTRL + TAB and selection) that would take me from inside a document directly into the solution explorer? I don't want to customize any shortcuts or change any default behavior. ...
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SQL Inner-join with 3 tables?

... You can do the following (I guessed on table fields,etc) SELECT s.studentname , s.studentid , s.studentdesc , h.hallname FROM students s INNER JOIN hallprefs hp on s.studentid = hp.studentid INNER JOIN halls h on hp.hallid = h.hallid Based on your request for ...
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List of tables, db schema, dump etc using the Python sqlite3 API

....tab job snmptarget t1 t2 t3 sqlite> select name from sqlite_master where type = 'table'; job t1 t2 snmptarget t3 sqlite> .schema job CREATE TABLE job ( id INTEGER PRIMARY KEY, data VARCHAR ); sqlite> select sql from sqlite_master where type = 'ta...
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How to get all Errors from ASP.Net MVC modelState?

... Using LINQ: IEnumerable<ModelError> allErrors = ModelState.Values.SelectMany(v => v.Errors); share | improve this answer | follow | ...
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How can I convert comma separated string into a List

... Here is one way of doing it: List<int> TagIds = tags.Split(',').Select(int.Parse).ToList(); share | improve this answer | follow | ...
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Set selected radio from radio group with a value

... With the help of the attribute selector you can select the input element with the corresponding value. Then you have to set the attribute explicitly, using .attr: var value = 5; $("input[name=mygroup][value=" + value + "]").attr('checked', 'checked'); ...
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How to find all duplicate from a List? [duplicate]

...d then filter out any of the enumerables that have a Count of <=1, then select their keys to get back down to a single enumerable: var duplicateKeys = list.GroupBy(x => x) .Where(group => group.Count() > 1) .Select(group => group.Key); ...