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How to find gaps in sequential numbering in mysql?
...rks on table of any size (not just on 100 rows):
SELECT (t1.id + 1) as gap_starts_at,
(SELECT MIN(t3.id) -1 FROM arrc_vouchers t3 WHERE t3.id > t1.id) as gap_ends_at
FROM arrc_vouchers t1
WHERE NOT EXISTS (SELECT t2.id FROM arrc_vouchers t2 WHERE t2.id = t1.id + 1)
HAVING gap_ends_at IS ...
Count number of occurrences of a pattern in a file (even on same line)
When searching for number of occurrences of a string in a file, I generally use:
5 Answers
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What is App.config in C#.NET? How to use it?
... connection string is hard coded in my coding, there is no problem for installing it in my system, but for other systems there is.
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How to call an external command?
How do you call an external command (as if I'd typed it at the Unix shell or Windows command prompt) from within a Python script?
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See my work log in jira
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I don't think it is possible with plain JIRA. You could use the REST api to build something yourself, or look at the various time tracking plugins for JIRA (Like Tempo). See also https://confluence.atlassian.com/display/JIRACOM/Using+JIRA+For+Time+Tracking
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GROUP_CONCAT comma separator - MySQL
...AT(split(thing, " "), '----') WITHIN RECORD AS thing_name,
from BigQuery API page
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Current time in microseconds in java
...ble on many platforms, 2) returning millisecond accuracy in a microsecond call leads to application portability issues.
– Stephen C
Nov 11 '09 at 4:17
9
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.NET Process.Start default directory?
...\system32.
You can determine the value of %SYSTEMROOT% by using:
string _systemRoot = Environment.GetEnvironmentVariable("SYSTEMROOT");
Here is some sample code that opens Notepad.exe with a working directory of %ProgramFiles%:
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using System.Diagnostics;
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ProcessStartInfo _processStar...
Where do I mark a lambda expression async?
... Burton: Yeah, async voids are usually only limited to event handlers. The API you're using is either not async or has an async version expecting an async Task lambda instead.
– BoltClock♦
Dec 17 '19 at 17:16
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UITableView is starting with an offset in iOS 7
...ed Aug 22 '13 at 19:05
Mick MacCallum
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answered Aug 22 '13 at 19:02
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