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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
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and now it just complains that Access denied for user
– user3338098
Nov 4 '15 at 17:34
5
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How do I use regex in a SQLite query?
I'd like to use a regular expression in sqlite, but I don't know how.
17 Answers
17
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Converting string to numeric [duplicate]
... even after deleting the text, you still have a factor in your dataframe.
Now regarding the conversion, there's a more optimal way to do so. So I put it here as a reference :
> x <- factor(sample(4:8,10,replace=T))
> x
[1] 6 4 8 6 7 6 8 5 8 4
Levels: 4 5 6 7 8
> as.numeric(levels(x))[...
How to replace a hash key with another key
...er the question. The post states that the keys which need replacing are unknown... We only know that they begin with an underscore, we don't know what the keys actually are.
– Dsel
Aug 21 '15 at 6:11
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Dynamic array in C#
...ray();
Of course, this has sense only if the size of the array is never known nor fixed ex-ante.
if you already know the size of your array at some point of the program it is better to initiate it as a fixed length array. (If you retrieve data from a ResultSet for example, you could count its size...
Can Maven be made less verbose?
...too quiet. I'm running maven under CI
With Maven 3.6.1 (April 2019), you now have an option to suppress the transfer progress when downloading/uploading in interactive mode.
mvn --no-transfer-progress ....
or in short:
mvn -ntp ... ....
That is what Ray proposed in the comments with MNG-...
Make child visible outside an overflow:hidden parent
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Hmm! Clever, I am just now experimenting with it. What I am currently getting is that the generated content behaves correctly, being preserved in the flow of the layout, however the parent will still ignore it and layer ontop of the floating elemen...
Smarty中date_format日期格式化详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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date_default_timezone_set('Asia/Shanghai');
//输出echo strtotime('now')，结果如：1245763672
//可知strtotime('now')返回的是时间戳
//也可是从数据库得到的时间戳
$time = time();
echo 'php格式化输出:<br />';
echo '昨天：'.date('Y-m-d H:i:s', strt...
How to Get the Current URL Inside @if Statement (Blade) in Laravel 4?
...ndition in a view using the Laravel's Blade templating engine but I don't know how to do it.
28 Answers
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Pros and Cons of Interface constants [closed]
...post';
const TYPE_PUT = 'put';
public function getType();
}
Now, the reason that I chose those examples is simple. The User interface is defining an enum of user types. This is very likely to expand over time and would be better suited by another pattern. But the HTTPRequest_1_1 is...