大约有 5,476 项符合查询结果（耗时：0.0248秒） [XML]
MySQL: multiple tables or one table with many columns?
...s). In my problem table (data from very lengthy insurance forms, more than 100 columns) we have multiple varchar columns, all UTF8. So we easily filled the ~8000 bytes limit and got "error 139 from storage engine" all the time. So we had to split the table. (We tested with the newer Barracuda format...
Django ModelForm: What is save(commit=False) used for?
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Let's go to 100 :)
– dani herrera
May 27 at 16:00
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Set cURL to use local virtual hosts
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+100
Does the server actually get the requests, and are you handling the host name (alias) properly?
after adding to my .hosts file
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Is it possible to dynamically compile and execute C# code fragments?
...Main(string[] args) {
var q = from i in Enumerable.Range(1,100)
where i % 2 == 0
select i;
}
}");
results.Errors.Cast<CompilerError>().ToList().ForEach(error => Console.WriteLine(error.Erro...
PDO Prepared Inserts multiple rows in single query
...ray_push() to create $insert_values instead of array_merge() resulted in a 100X speed up with execution time of 0.41s.
The problematic array_merge():
$insert_values = array();
foreach($data as $d){
$question_marks[] = '(' . placeholders('?', sizeof($d)) . ')';
$insert_values = array_merge($ins...
How to create a multi-tenant database with shared table structures?
... - No, shouldn't need to place them on separate servers - imagine you have 100s, that is a lot of server instances/licenses you'd need for a start. See Daniel's answer further up, there's some good links in there.
– AdaTheDev
Jun 8 '11 at 10:35
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Programming with white text on black background?
...ckgrounds are very fatiguing. I have heard it described as "staring into a 100 watt lightbulb" and that's how it feels to me.
Room lighting can potentially have a significant effect also. Brighter rooms may lend themselves to brighter backgrounds, and darker rooms to dark backgrounds. It reduces th...
How to update a git clone --mirror?
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ralphtheninjaralphtheninja
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C# Interfaces. Implicit implementation versus Explicit implementation
...lic keyword...otherwise you will get an error
– jharr100
Nov 18 '14 at 19:30
Jeffrey Richter's CLR via C# 4 ed ch 13 s...
Android: how to draw a border to a LinearLayout
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Your problem resides clearly in the use of getBorder.set{Width,Height}(100);. Why do you do that in an onClick method?
I need further information to not miss the point: why do you do that programmatically? Do you need a dynamic behavior? Your input drawables are png or ShapeDrawable is acceptable...