大约有 41,000 项符合查询结果（耗时：0.0335秒） [XML]
Using curl to upload POST data with files
... I'm confused by the part about url-encoding the file. I have uploaded JPG and PNG files like this without modifying them, without any problems.
– Deanna Gelbart
May 16 '13 at 0:27
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Facebook Android Generate Key Hash
Trying to create an android app with Facebook integration, I've gotten to the part in the docs where you have to generate a key hash file, it specifies to run the following code
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Converting from IEnumerable to List [duplicate]
...ections.IEnumerable instead of IEnumerable<T> you can use enumerable.Cast<object>().ToList()
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Find a value anywhere in a database
...have different versions for different variable types. That way you're not casting and it will run quicker. You could also compare the file types to search cast-able types. An integer could be in a varchar field.
– SQLMason
Jun 5 '19 at 15:00
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Execute Insert command and return inserted Id in Sql
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I was getting an invalid cast error when trying to cast the int modified = (int)cmd.ExecuteScalar(); to an int. I had to use Convert to convert it to an int. int modified = Convert.ToInt32(cmd.ExecuteScalar());
– Baddack
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How do I trim leading/trailing whitespace in a standard way?
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You have to cast the argument for isspace to unsigned char, otherwise you invoke undefined behavior.
– Roland Illig
Sep 18 '16 at 1:56
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Possible Loss of Fraction
...two int's into a floating point value the fraction portion is lost. If you cast one of the items to a float, you won't get this error.
So for example turn 10 into a 10.0
double returnValue = (myObject.Value / 10.0);
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How do I view the full content of a text or varchar(MAX) column in SQL Server 2008 Management Studio
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I was able to get this to work...
SELECT CAST('<![CDATA[' + LargeTextColumn + ']]>' AS XML) FROM TableName;
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Creating a new user and password with Ansible
... - user: name=tset password={{password}}
If your playbook or ansible command line has your password as-is in plain text, this means your password hash recorded in your shadow file is wrong. That means when you try to authenticate with your password its hash will never match.
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Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?
...n? var wtf = ((String)null).ToString(); I'm working in Java recently where casting null's is possible, has been a while since I worked with C#.
– Jochem
May 30 '12 at 13:56
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