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Why is SELECT * considered harmful?
...rt in the long run.
If code depends on column order, SELECT * will hide an error waiting to happen if a table had its column order changed.
Even if you need every column at the time the query is written, that might not be the case in the future
the usage complicates profiling
Design
SELECT * is ...
The difference between sys.stdout.write and print?
...nt (and more generally between a function and a statement).
In case of an error when evaluating arguments:
print "something", 1/0, "other" #prints only something because 1/0 raise an Exception
print("something", 1/0, "other") #doesn't print anything. The function is not called
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How can you speed up Eclipse?
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I added this and it returned Error occurred during initialization of VM Incompatible minimum and maximum heap sizes specified
– adamwong246
Apr 20 '12 at 19:22
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How do I find an element that contains specific text in Selenium Webdriver (Python)?
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.format isn't recognized in my eclipse. it gives and error. any idea, why?
– anujin
Jul 26 '13 at 7:15
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How to launch Safari and open URL from iOS app
...shared.open(url) } will always serve your better. Might want to assert and error in the else statement to catch typos.
– philipp
Dec 3 '17 at 0:18
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Why do we usually use || over |? What is the difference?
... 4 is 1/true).
If the thing you're getting from a function is actually an error code and you're testing for non-0-ness, this can matter quite a lot.
This isn't as much of an issue in Java where you have to explicitly typecast to boolean or compare with 0 or the like, but in other languages with si...
Virtual/pure virtual explained
...mplementation to pure virtual method in base class. Hence case #4 is still error.
– prasad
Apr 10 '17 at 16:21
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How do I keep the screen on in my App? [duplicate]
...Don't Use Wake Lock.
It requires permission and other stuff and may cause error if you forget to set it in right time.
The easiest way is to use the below code when you want to keep your screen on..
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
One addition to the answ...
Filtering by Multiple Specific Model Properties in AngularJS (in OR relationship)
...ots of nested stuff, mapping everything can be confusing / easy to make an error. +1 though for a great solution for basic needs...wish this wasn't so complicated to filter for only a few properties instead of all! :/ ...maybe in the future Angular could add some built in functionality for filters o...
What is the maximum length of a valid email address?
...tely, in his attempt to clarify the situation, Klensin included some gross errors that were corrected in the Errata. But nobody reads the errata so RFC 3693 ends up being very unhelpful, ironically.
– Dominic Sayers
Feb 12 '14 at 7:17
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