大约有 41,300 项符合查询结果（耗时：0.0589秒） [XML]
Focus Input Box On Load
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edited May 23 '17 at 11:55
Community♦
111 silver badge
answered Dec 2 '10 at 2:09
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Disabled UIButton not faded or grey
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edited Jun 23 '15 at 7:35
FormigaNinja
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How to strip HTML tags from a string in SQL Server?
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163
There is a UDF that will do that described here:
User Defined Function to Strip HTML
CREATE F...
MySQL vs MongoDB 1000 reads
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Sean ReillySean Reilly
19.7k33 gold badges4545 silver badges6161 bronze badges
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isset() and empty() - what to use
...as been set to NULL
Your code would be fine as:
<?php
$var = '23';
if (!empty($var)){
echo 'not empty';
}else{
echo 'is not set or empty';
}
?>
For example:
$var = "";
if(empty($var)) // true because "" is considered empty
{...}
if(isset($var)) //tru...
How can I generate Javadoc comments in Eclipse? [duplicate]
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350
For me the /**<NEWLINE> or Shift-Alt-J (or ⌘-⌥-J on a Mac) approach works best.
I d...
MySQL Delete all rows from table and reset ID to zero
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310
Do not delete, use truncate:
Truncate table XXX
The table handler does not remember the ...
Zooming editor window android studio [duplicate]
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136
In Preferences > Editor, there's an option "Change font size (Zoom) with Command+Mouse Wheel...
Delete fork dependency of a GitHub repository
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answered Apr 17 '13 at 6:13
Thomas MoulardThomas Moulard
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Rails 4: List of available datatypes
...SchemaStatements.html#method-i-add_column
These are the same as with Rails 3.
If you use PostgreSQL, you can also take advantage of these:
:hstore
:json
:jsonb
:array
:cidr_address
:ip_address
:mac_address
They are stored as strings if you run your app with a not-PostgreSQL database.
Edit, 201...