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Difference between a Message Broker and an ESB
... Roma product from 1998, later called Candle Pathwai." Candle was acquired by IBM in April 2004 - an irony that will not be lost on either Tibco or Sonic Software, since IBM has only recently begun to claim that it too has an ESB of its own - IBM's Steve Mills told ComputerWire that: "I know we do [...
Compare two DataFrames and output their differences side-by-side
...ted Mar 30 '18 at 6:19
Roobie Nuby
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answered Jul 17 '16 at 13:12
James Ow...
Can I compile all .cpp files in src/ to .o's in obj/, then link to binary in ./?
...th GCC in can be done in a single pass as a side effect of the compilation by adding -MMD flag to CXXFLAGS and -include $(OBJ_FILES:.o=.d) to the end of the makefile body:
CXXFLAGS += -MMD
-include $(OBJ_FILES:.o=.d)
And as guys mentioned already, always have GNU Make Manual around, it is very ...
Remove an element from a Bash array
...ntents: Adam Bob David Eve Fred
This method allows for great flexibility by modifying/exchanging the grep command and doesn't leave any empty strings in the array.
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How do I make UILabel display outlined text?
...
I was able to do it by overriding drawTextInRect:
- (void)drawTextInRect:(CGRect)rect {
CGSize shadowOffset = self.shadowOffset;
UIColor *textColor = self.textColor;
CGContextRef c = UIGraphicsGetCurrentContext();
CGContextSetLineWidt...
git: difference between “branchname” and “refs/heads/branchname”
...bolic ref name. E.g. master typically means the commit object
referenced by refs/heads/master. If you happen to have both
heads/master and tags/master, you can explicitly say heads/master to
tell Git which one you mean. When ambiguous, a <refname> is
disambiguated by taking the first m...
MySQL CONCAT returns NULL if any field contain NULL
...
convert the NULL values with empty string by wrapping it in COALESCE
SELECT CONCAT(COALESCE(`affiliate_name`,''),'-',COALESCE(`model`,''),'-',COALESCE(`ip`,''),'-',COALESCE(`os_type`,''),'-',COALESCE(`os_version`,'')) AS device_name
FROM devices
...
MySQL error 1449: The user specified as a definer does not exist
... is possibly easiest to do when initially importing your database objects, by removing any DEFINER statements from the dump.
Changing the definer later is a more little tricky:
How to change the definer for views
Run this SQL to generate the necessary ALTER statements
SELECT CONCAT("ALTER DEFIN...
Is there a command like “watch” or “inotifywait” on the Mac?
...nge to that directory is received, the specified
shell command is executed by /bin/bash
If you're on GNU/Linux,
inotifywatch (part of the
inotify-tools package on most distributions) provides similar
functionality.
Update: fswatch can now be used across many platforms including BSD, Debian, and Wi...
How to calculate the sentence similarity using word2vec model of gensim with python
...tors in the other sentence, and then find the difference between the sums. By summing them up instead of doing a word-wise difference, you'll at least not be subject to word order. That being said, this will fail in lots of ways and isn't a good solution by any means (though good solutions to this p...