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php动态安装mysql扩展错误（ext/mysqlnd/mysqlnd.h: No such file or direc...
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/data/xingzheng/software/php-5.5.10/ext/mysql/php_mysql_structs.h:39:33: error: ext/mysqlnd/mysqlnd.h: No such file or directory
In file included from /data/xingzheng/software/php-5.5.10/ext/mysql/php_mysql_structs.h:40,
from /data/xingzheng/software/php-5.5.10/ext/mysql/php_m...
VBA - how to conditionally skip a for loop iteration
...write robust VBA without the Goto statement simply because you need it for error handling (i.e., On Error Goto).
– mwolfe02
Feb 25 '15 at 0:55
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How do I modify a MySQL column to allow NULL?
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Your syntax error is caused by a missing "table" in the query
ALTER TABLE mytable MODIFY mycolumn varchar(255) null;
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Kill child process when parent process is killed
...tInfo, uint cbJobObjectInfoLength);
[DllImport("kernel32.dll", SetLastError = true)]
static extern bool AssignProcessToJobObject(IntPtr job, IntPtr process);
private IntPtr m_handle;
private bool m_disposed = false;
public Job()
{
m_handle = CreateJobObject(null, n...
Oracle: how to UPSERT (update or insert into a table?)
...e merge or do a simple update instead. In Oracle 10, you can use the "log errors" clause to make it continue with the rest of the rows when an error occurs and log the offending row to another table, rather than just stopping.
– Tim Sylvester
Jul 13 '09 at 5:1...
Stock ticker symbol lookup API [closed]
...ange prefix. For example, if you query "BTIM", you'll get a "Bad Request" error but "AMEX:BTIM" works. A few stocks don't work even with the exchange prefix. For example, querying "FTWRD" and "NASDAQ:FTWRD" both generate "Bad Request" errors even though Google Finance does have information for th...
Handler is abstract ,cannot be instantiated
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@Glenn--, srsly, this just solved all manner of other errors in my code. ++ to this answer!
– Joel Balmer
Mar 12 '14 at 22:28
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rmagick gem install “Can't find Magick-config”
I get the error shown below when attempting to install the rmagick gem. I am on Snowleopard 10.6 using RVM, Ruby 1.9.2-head and Rails 3.05. Responses to similar questions recommended installing ImageMagick, which I successfully did. Other suggested installing the "libmagick9-dev library", however, I...
Is there a “vim runtime log”?
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:messages shows all warnings, errors, and informational messages that appeared (possibly briefly) in the vim statusline.
:echo errmsg prints the most recent error message.
g< is another feature few people know about. From :help g<:
The g< c...
TypeError: sequence item 0: expected string, int found
...be unicode strings and therefore may cause the str to throw a UnicodeEncodeError error. In that case, replace the function str by the function unicode.
For example, assume the string Libië (Dutch for Libya), represented in Python as the unicode string u'Libi\xeb':
print str(u'Libi\xeb')
throws ...