大约有 43,000 项符合查询结果(耗时:0.0417秒) [XML]

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T-SQL: Opposite to string concatenation - how to split string into multiple records [duplicate]

... There are a wide varieties of solutions to this problem documented here, including this little gem: CREATE FUNCTION dbo.Split (@sep char(1), @s varchar(512)) RETURNS table AS RETURN ( WITH Pieces(pn, start, stop) AS ( SELECT 1,...
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Adding IN clause List to a JPA Query

...e IN :inclList If you're using an older version of Hibernate as your provider you have to write: el.name IN (:inclList) but that is a bug (HHH-5126) (EDIT: which has been resolved by now). share | ...
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Accessing JPEG EXIF rotation data in JavaScript on the client side

...readAsArrayBuffer(file); } // usage: var input = document.getElementById('input'); input.onchange = function(e) { getOrientation(input.files[0], function(orientation) { alert('orientation: ' + orientation); }); } <input id='input' type='file' /> values: -2: n...
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Check if pull needed in Git

... pull", and the other two as "don't need to pull". You can get the commit id of any ref using git rev-parse <ref>, so you can do this for master and origin/master and compare them. If they're equal, the branches are the same. If they're unequal, you want to know which is ahead of the other. U...
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Drop shadow for PNG image in CSS

...25px rgba(0,0,0,0.5)); filter: url(#drop-shadow); -ms-filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')"; filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')"; } <!-- HTML elements here --> <svg height="0" ...
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TSQL - Cast string to integer or return default value

...erver 2005, 2008, or 2008 R2: Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional numbers, etc: CREATE FUNCTION dbo.TryConvertInt(@Value varchar(18)) RETURNS int AS BEGIN SET @Value = REPLACE(@Value, ',', '') IF ISNUMERIC...
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What is the best place for storing uploaded images, SQL database or disk file system? [closed]

...esized. (This is another question, how to resize the images on the server side before storing. Maybe someone can please drop a .NET resource for that in the comment or so). I wonder now what the best place for storing uploaded images is. ...
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What does git rev-parse do?

...that I've used for: --verify to verify that the specified object is a valid git object. --git-dir for displaying the abs/relative path of the the .git directory. Checking if you're currently within a repository using --is-inside-git-dir or within a work-tree using --is-inside-work-tree Checking if...
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What are file descriptors, explained in simple terms?

...e maintained, where first one is per-process and the second one is system wide. FD in per-process table (i.e fdtable) is not unique system wide. However it maps to v-node table that contains the system wide unique entries. So when you call fopen() and fileno() function to check the descriptor then y...
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How to use mongoimport to import csv

...cting to: test > use mydb switched to db mydb > db.things.find() { "_id" : ObjectId("4d32a36ed63d057130c08fca"), "Name" : "Jane Doe", "Address" : "123 Main St", "City" : "Whereverville", "State" : "CA", "ZIP" : 90210 } { "_id" : ObjectId("4d32a36ed63d057130c08fcb"), "Name" : "John Doe", "Addre...