大约有 40,000 项符合查询结果（耗时：0.0903秒） [XML]
How to check size of a file using Bash?
... be an easier way to check for file sizes instead. I.e. file.txt is normally 100k; how to make a script check if it is less than 90k (including 0), and make it do wget a new copy because the file is corrupt in this case.
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Convert character to ASCII code in JavaScript
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Fun fact: you don’t really need the 0 (first argument value) — just "\n".charCodeAt() will do.
– Mathias Bynens
Oct 17 '11 at 9:40
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Pass Array Parameter in SqlCommand
...;param name="paramNameRoot">What the parameter should be named followed by a unique value for each value. This value surrounded by {} in the CommandText will be replaced.</param>
/// <param name="values">The array of strings that need to be added as parameters.</param>
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What happens to C# Dictionary lookup if the key does not exist?
... be better, but if you want to check if the dictionary contains the key in order to avoid duplicate additions, I would say ContainsKey is just as good (if not better).
– Fredrik Mörk
Jan 26 '10 at 11:25
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How to detect if URL has changed after hash in JavaScript
...hange event on window.
In some old browsers, you need a timer that continually checks location.hash. If you're using jQuery, there is a plugin that does exactly that.
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Error - Unable to access the IIS metabase
After installing Visual Studio 2012 and opening my solution I get a series of errors in this form:
37 Answers
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How to validate GUID is a GUID
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When I'm just testing a string to see if it is a GUID, I don't really want to create a Guid object that I don't need. So...
public static class GuidEx
{
public static bool IsGuid(string value)
{
Guid x;
return Guid.TryParse(value, out x);
}
}
And here's how ...
How can I pass an argument to a PowerShell script?
...te -eq 1)
{
$iTunes.PlayerPosition = $iTunes.PlayerPosition + $step
}
Call it with
powershell.exe -file itunesForward.ps1 -step 15
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How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
...d.
If you do not want to use any of those settings, use s instead of i in order to substitute your new text for the blank rather than just inserting. (If there are multiple blanks, put the cursor on the leftmost and use cw instead.)
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What is a good choice of database for a small .NET application? [closed]
I'm developing a small application with C# in .NET and I want to have a small light weight database which does not use much resources.
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