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Oracle SELECT TOP 10 records

...LECT DISTINCT APP_ID, NAME, STORAGE_GB, HISTORY_CREATED, TO_CHAR(HISTORY_DATE, 'DD.MM.YYYY') AS HISTORY_DATE FROM HISTORY WHERE STORAGE_GB IS NOT NULL AND APP_ID NOT IN (SELECT APP_ID FROM HISTORY WHERE TO_CHAR(HISTORY_DATE, 'DD.MM.YYYY') ='06.02.2009') ORDER BY STOR...
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Why does a base64 encoded string have an = sign at the end

...4 encoding in C#, however I have seen several times that when I convert a string into base64, there is an = at the end. ...
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Throw an error in a MySQL trigger

...st_ins before insert on trigger_test for each row begin declare msg varchar(128); if new.id < 0 then set msg = concat('MyTriggerError: Trying to insert a negative value in trigger_test: ', cast(new.id as char)); signal sqlstate '45000' set message_text = msg; end if; e...
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How do I spool to a CSV formatted file using SQLPLUS?

I want to extract some queries to a CSV output format. Unfortunately, I can't use any fancy SQL client or any language to do it. I must use SQLPLUS. ...
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How to split a delimited string into an array in awk?

How to split the string when it contains pipe symbols | in it. I want to split them to be in array. 9 Answers ...
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Calculating arithmetic mean (one type of average) in Python

...tinuous integration systems like Travis CI, installing numpy takes several extra minutes. If quick and light build is valuable to you, and you need only the mean, consider. – Akseli Palén Mar 7 '16 at 11:36 ...
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How to render a DateTime in a specific format in ASP.NET MVC 3?

...ender it in a specific format - for example in the format which ToLongDateString() returns? 15 Answers ...
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Setting environment variables for accessing in PHP when using Apache

... in xampp on windows the file will be C:\xampp\apache\conf\extra\httpd-vhosts.conf – Dung Apr 3 '17 at 19:09 ...
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Converting user input string to regular expression

...r expression tester in HTML and JavaScript. The user will enter a regex, a string, and choose the function they want to test with (e.g. search, match, replace, etc.) via radio button and the program will display the results when that function is run with the specified arguments. Naturally there will...
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How do I capitalize first letter of first name and last name in C#?

Is there an easy way to capitalize the first letter of a string and lower the rest of it? Is there a built in method or do I need to make my own? ...