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Getting only response header from HTTP POST using curl
...n’t have the same behavior, so it’s strange to use that only to save 8 chars.
– bfontaine
Jul 15 '19 at 8:03
2
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Convert from enum ordinal to enum type
...diamonds and clubs! A C programmer would allocate 1 byte for each: 'const char CLUBS=0;' etc... Yes,a HashMap lookup is O(1), but the memory and CPU overhead of a HashMap, in this case make it many orders of magnitude slower and resource hungry than calling .values() directly! No wonder Java is suc...
How do I change read/write mode for a file using Emacs?
... (save-excursion
(unless (= return-value 0)
(goto-char (point-min))
(end-of-line)
(if (= (point-min) (point))
(error "Command failed: %s%s" command
(with-output-to-string
(dolist (arg args)
(pri...
Where is Java's Array indexOf?
...ns all create new strings or lists or just handle single elements. Guava's Chars.indexOf lets you get the index of an array in an array. This is the correct solution.
– HappyEngineer
Jan 26 '16 at 1:14
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MySQL Error 1215: Cannot add foreign key constraint
...
It could also be that the character set is different. I hade this problem where one column had the utf8 character set while the other had latin1. Easily fixed with ALTER TABLE Table CHARACTER SET = utf8 ; and ALTER TABLE Device CHANGE COLUMN ID ID CHA...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
...o $dom->saveHTML();
This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative.
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How do I change tab size in Vim?
...hat's what would happen should tabs be used, rather than always delete one char at a time).
To make a fully educated decision as to how to set things up, you'll need to read Vim docs on tabstop, shiftwidth, softtabstop and expandtab. The most interesting bit is found under expandtab (:help 'expandta...
Argument list too long error for rm, cp, mv commands
...der a directory in UNIX. The names of the PDFs are really long (approx. 60 chars).
27 Answers
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Turning a Comma Separated string into individual rows
...e:
CREATE TABLE Testdata
(
SomeID INT,
OtherID INT,
String VARCHAR(MAX)
)
INSERT Testdata SELECT 1, 9, '18,20,22'
INSERT Testdata SELECT 2, 8, '17,19'
INSERT Testdata SELECT 3, 7, '13,19,20'
INSERT Testdata SELECT 4, 6, ''
INSERT Testdata SELECT 9, 11, '1,2,3,4'
The query
;WIT...
Change limit for “Mysql Row size too large”
...rows of your
tables plus the length of other variable length fields (VARCHAR, VARBINARY, and TEXT type fields).
In my situation the offending blob table was around 16MB. Thus, the way I solved it was by adding a line to my.cnf that ensured I had at least 10x that amount and then some:
innodb_l...