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How to see indexes for a database or table in MySQL?
...es that show something like this: PRIMARY c1, c2 where c1, c2 make up the composite primary key. Any idea why?
– Stevers
Mar 24 at 12:58
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How to stop mysqld
To find out the start command for mysqld (using a mac) I can do:
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You must enable the openssl extension to download files via https
...skeleton application. As mentioned in the ZF2 manual, we have to issue the command
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Difference between session affinity and sticky session?
...ion based on the requester's IP address.
Bad if it isn't static or if many come in through the same proxy.
If you authenticate users, partition based on user name (it has to be an HTTP supported authentication mode to do this).
Don't require state.
Let clients hit any server (send state to the clien...
MySQL Query to select data from last week?
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...Python dictionaries in a single expression?
For dictionaries x and y, z becomes a shallowly merged dictionary with values from y replacing those from x.
In Python 3.5 or greater:
z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, y):
z = x.copy() # start...
How to debug Lock wait timeout exceeded on MySQL?
...ment`, in index `PRIMARY`, there is a record:
PHYSICAL RECORD: n_fields 6; compact format; info bits 0
0: len 30; hex 36646261666133392d376630302d303030312d353166322d343132613435; asc 6dbafa39-7f00-0001-51f2-412a45;...(truncated); 1: len 30; hex 38666164663561652d376630302d303030312d326436612d63616...
log4j: Log output of a specific class to a specific appender
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