大约有 47,000 项符合查询结果（耗时：0.0710秒） [XML]
Count with IF condition in MySQL query
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SELECT
ccc_news . * ,
SUM(if(ccc_news_comments.id = 'approved', 1, 0)) AS comments
FROM
ccc_news
LEFT JOIN
ccc_news_comments
ON
ccc_news_comments.news_id = ccc_news.news_id
WHERE
`ccc_news`.`category` = 'news_layer2'
AND `ccc_news`.`status` = 'Active'
G...
Finding Number of Cores in Java
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edited Nov 17 '11 at 9:03
answered Jan 21 '11 at 13:58
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NameError: global name 'unicode' is not defined - in Python 3
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edited Nov 9 '13 at 15:07
answered Nov 9 '13 at 14:52
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How do I check for a network connection?
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153
You can check for a network connection in .NET 2.0 using GetIsNetworkAvailable():
System.Net....
Set scroll position
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182
You can use window.scrollTo(), like this:
window.scrollTo(0, 0); // values are x,y-offset
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Difference between var_dump,var_export & print_r
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194
var_dump is for debugging purposes. var_dump always prints the result.
// var_dump(array('', ...
How to prepend a string to a column value in MySQL?
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edited Mar 25 '09 at 10:06
answered Mar 25 '09 at 9:18
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Android Studio: Plugin with id 'android-library' not found
... }
dependencies {
classpath 'com.android.tools.build:gradle:1.1.1'
}
}
Replace version string 1.0.+ with the latest version. Released versions of Gradle plugin can be found in official Maven Repository or on MVNRepository artifact search.
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getMonth in javascript gives previous month
...ing a datepicker which gives a date in the format Sun Jul 7 00:00:00 EDT 2013.
Even though the month says July, if I do a getMonth, it gives me the previous month.
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swift case falling through
...= "hello"
var result = 0
switch testVal {
case "one", "two":
result = 1
default:
result = 3
}
Alternatively, you can use the fallthrough keyword:
var testVal = "hello"
var result = 0
switch testVal {
case "one":
fallthrough
case "two":
result = 1
default:
result = 3
}
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