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JPQL IN clause: Java-Arrays (or Lists, Sets…)?
...equire me to specify every single parameter to IN directly (as in, "in (:in1, :in2, :in3)").
2 Answers
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Extracting substrings in Go
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149
It looks like you're confused by the working of slices and the string storage format, which is...
MySQL root access from all hosts
...siest way is to comment out the line in your my.cnf file:
#bind-address = 127.0.0.1
and restart mysql
service mysql restart
By default it binds only to localhost, but if you comment the line it binds to all interfaces it finds. Commenting out the line is equivalent to bind-address=*.
To chec...
Check if a value is within a range of numbers
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221
You're asking a question about numeric comparisons, so regular expressions really have nothing t...
Django admin: How to display a field that is marked as editable=False' in the model?
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195
Use Readonly Fields. Like so (for django >= 1.2):
class MyModelAdmin(admin.ModelAdmin):
...
find -exec a shell function in Linux?
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14 Answers
14
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
... Data FAQ上有其性能描述（http://msdn.microsoft.com/en-us/library/aa140060(v=office.10).aspx#odc_xlrtdfaq_whatisrtd），据说在一台配置为 Pentium III 500 MHz 的CPU和 128 MB 内存的电脑上，RTD可以在一秒内对20000个独立的主题（topic）更新三次，对于单独一...
Is there a better way to write this null check, and a non-empty check, in groovy?
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212
There is indeed a Groovier Way.
if(members){
//Some work
}
does everything if members is...
Liquibase lock - reasons?
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601
Sometimes if the update application is abruptly stopped, then the lock remains stuck.
Then runn...
Is it possible to set a number to NaN or infinity?
...gt;>> float('Inf') == float('Inf')
True
>>> float('Inf') == 1
False
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