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Commands out of sync; you can't run this command now
... my PHP code, which calls two MySQL queries via mysqli, and get the error "Commands out of sync; you can't run this command now".
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Select unique or distinct values from a list in UNIX shell script
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./yourscript.ksh | sort | uniq
(FYI, yes, the sort is necessary in this command line, uniq only strips duplicate lines that are immediately after each other)
EDIT:
Contrary to what has been posted by Aaron Digulla in relation to uniq's commandline options:
Given the following input:
class
ja...
Installing SetupTools on 64-bit Windows
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add a comment
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142
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grep, but only certain file extensions
... \*.h --include \*.cpp CP_Image ~/path[12345] | mailx -s GREP email@domain.com
that should do what you want.
To take the explanation from HoldOffHunger's answer below:
grep: command
-r: recursively
-i: ignore-case
-n: each output line is preceded by its relative line number in the file
--inclu...
Preventing an image from being draggable or selectable without using JS
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54
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Setting CSS pseudo-class rules from JavaScript
...er.mozilla.org/en/DOM/CSSStyleSheet/insertRule > - < developer.apple.com/library/safari/#documentation/… >
– user166560
Aug 28 '11 at 6:13
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Can you create nested WITH clauses for Common Table Expressions?
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While not strictly nested, you can use common table expressions to reuse previous queries in subsequent ones.
To do this, the form of the statement you are looking for would be
WITH x AS
(
SELECT * FROM MyTable
),
y AS
(
SELECT * FROM x
)
SELECT * FR...
How to Join to first row
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How do you do this if the join is via a compound key/has multiple columns?
– Brett Ryan
Sep 12 '12 at 7:20
8
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What is the default initialization of an array in Java?
...rray contains five zeros right after it is created by new.
Note (based on comments): The Java Virtual Machine is not required to zero out the underlying memory when allocating local variables (this allows efficient stack operations if needed) so to avoid random values the Java Language Specificati...
What happens if you don't commit a transaction to a database (say, SQL Server)?
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As long as you don't COMMIT or ROLLBACK a transaction, it's still "running" and potentially holding locks.
If your client (application or user) closes the connection to the database before committing, any still running transactions will be roll...