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How to declare variable and use it in the same Oracle SQL script?
...you want to declare date and then use it in SQL Developer.
DEFINE PROPp_START_DT = TO_DATE('01-SEP-1999')
SELECT *
FROM proposal
WHERE prop_start_dt = &PROPp_START_DT
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Find if variable is divisible by 2
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@sadmicrowave: we all start out as beginners at some point. The real problem is the lack of informative tutorials out there. The tutorials for absolute beginners should clarify the difference between JavaScript and jQuery and they just dive stra...
Opposite of %in%: exclude rows with values specified in a vector
...y operators can be used as operators. and operators are either built-in or start and end with %. To create an operator, you need to assign a function with two operands to a name starting and ending with %.
– flying sheep
Mar 15 '19 at 16:41
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Select mySQL based only on month and year
...an index on the Date column.
<?php
$date = $_POST['period'];
$start = strtotime($date);
$end = strtotime($date . ' 1 month - 1 second');
$query = sprintf(
'SELECT *
FROM projects
WHERE Date BETWEEN FROM_UNIXTIME(%u) AND FROM_UNIXTIME(%u)',
...
When to use a linked list over an array/array list?
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Good start, but this leaves out important things: lists support structure sharing, arrays are denser and have better locality.
– Darius Bacon
Dec 26 '08 at 8:26
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Why is semicolon allowed in this python snippet?
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@Cucu You're right. You also can't start a line with a semicolon, or start an expression list with a comma. So it's more accurate to say that semicolons and commas are separators and optional terminators.
– wjandrea
Jun 2...
Linux/Unix command to determine if process is running?
...xt> to find a given process then you have done something wrong when you started the process, IMHO. I take it from the OP's question that indeed he has control over how the process is started.
– peterh
Nov 16 '13 at 9:40
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WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
...------------------------------------------------------
Tip04: WinDbg Auto Start
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug]
"Debugger"="\"C:\\windbg\\windbg.exe\" -p %ld -e %ld -g"
"Auto"="1"
"DebuggerOld"="\"C:\\Windows\\system32\\vsjitdebugger.exe\" -p %ld -e %ld...
How do I detect when someone shakes an iPhone?
...y; maybe the view needs to be visible before it can do whatever it does to start receiving the shake events?
– Kristopher Johnson
Aug 9 '09 at 0:54
1
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What is a magic number, and why is it bad? [closed]
...ts (i.e. your Session.Timeout = 50 call, which is also set to 25 and users start reporting too frequent timeouts).
Also, the code can be hard to understand, i.e. "if a < 50 then bla" - if you encounter that in the middle of a complicated function, other developers who are not familiar with the c...