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How can I trim leading and trailing white space?
...ing white spaces when you read your data file. If you use read.csv or read.table you can set the parameterstrip.white=TRUE.
If you want to clean strings afterwards you could use one of these functions:
# Returns string without leading white space
trim.leading <- function (x) sub("^\\s+", "", x)
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Logic to test that 3 of 4 are True
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Wolframalpha truth table for #2
– Sawny
Mar 9 '14 at 13:32
add a comment
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String length in bytes in JavaScript
...o bits are 10. Those are the extra bytes you want to count in UTF-8.
The table in wikipedia makes it clearer
Bits Last code point Byte 1 Byte 2 Byte 3
7 U+007F 0xxxxxxx
11 U+07FF 110xxxxx 10xxxxxx
16 U+FFFF 111...
How to trim a string in SQL Server before 2017?
...ou add database constraints to prevent bad data in the future e.g.
ALTER TABLE Customer ADD
CONSTRAINT customer_names__whitespace
CHECK (
Names NOT LIKE ' %'
AND Names NOT LIKE '% '
AND Names NOT LIKE '% %'
);
Also consider disallowing...
Adding div element to body or document in JavaScript
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@felwithe The jQuery version is acceptable, but you may wish to create a node from scratch and apply the styles individually if you need more clarity in your code.
– MacroMan
Mar 22 '18 at 8:59
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“CASE” statement within “WHERE” clause in SQL Server 2008
...th below solution this may helps to somebody.
here it is ,
DECLARE @OPP TABLE (OPP VARCHAR(100))
INSERT INTO @OPP VALUES('(BLANK)'),('UNFUNDED'),('FUNDED/NOT COMMITTED')
SELECT DISTINCT [OPPORTUNITY]
FROM [DBO].[TBL] WHERE ( CASE WHEN OPPORTUNITY ='' THEN '(BLANK)' ELSE OPPORTUNITY END ...
How do I enlarge an EER Diagram in MySQL Workbench?
... Hahah best thing ever "Save your work as this may crash". How stable software do they write?
– danger89
Feb 19 '18 at 21:17
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How to determine total number of open/active connections in ms sql server 2005
...connections
in your case i would do something like this
DECLARE @temp TABLE(spid int , ecid int, status varchar(50),
loginname varchar(50),
hostname varchar(50),
blk varchar(50), dbname varchar(50), cmd varchar(50), request_id int)
INSERT INTO @temp...
How to remove indentation from an unordered list item?
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display:table-row; will also get rid of the indentation but will remove the bullets.
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JavaScript variable number of arguments to function
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+1 This is elegant and clean solution. Especially suitable for passing through long list of parameters into another function call, and with possible that those variable parameters are at arbitrary position.
– haxpor
Sep 6 '17 at 7:55
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