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inserting characters at the start and end of a string
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133
Strings are immutable so you can't insert characters into an existing string. You have to crea...
Fastest way to get the first object from a queryset in django?
...return None if the queryset returns no objects.
These were added in Django 1.6, which was released in Nov 2013.
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How to grant remote access to MySQL for a whole subnet?
...n as a wildcard in the IP address.
From http://dev.mysql.com/doc/refman/5.1/en/grant.html
You can specify wildcards in the host name. For example, user_name@'%.example.com' applies to user_name for any host in the example.com domain, and user_name@'192.168.1.%' applies to user_name for any host...
Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
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191
There's a striking difference here.
valueOf is returning an Integer object, which may have it...
How to filter files when using scp to copy dir recursively?
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152
I'd probably recommend using something like rsync for this due to its include and exclude flag...
【解决】java.lang.ArrayIndexOutOfBoundsException: length=1; index=-1 a...
...omWebView 拓展报错：
java.lang.ArrayIndexOutOfBoundsException: length=1; index=-1 at java.util.ArrayList.get(ArrayList.java:439) at com.sunny.CustomWebView.CustomWebView.getIndex(Unknown Source:26) at com.sunny.CustomWebView.CustomWebView.access$200(Unknown Source:0) at com.sunny.CustomWebView....
Get last field using awk substr
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211
Use the fact that awk splits the lines in fields based on a field separator, that you can defin...
How can I install an older version of a package via NuGet?
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Peter Mortensen
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answered Apr 18 '12 at 15:25
Xavier DecosterXav...
Call to undefined method mysqli_stmt::get_result
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