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Implementation difference between Aggregation and Composition in Java
...ebatable as it depends on how you need to handle creation, hiring deletion etc. Unrelevant for the OP
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Abort makefile if variable not set
... :|check-defined-BAR
Notice that the check-defined-BAR is listed as the order-only (|...) prerequisite.
Pros:
(arguably) a more clean syntax
Cons:
One can't specify a custom error message
Running make -t (see Instead of Executing Recipes) will pollute your root directory with lots of check...
JavaScript click event listener on class
...u would have to check for the correct value in that fields eg. classes and order. i'd rather go for evt.target.classList.contains('databox')
– honk31
Mar 6 '19 at 10:50
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Gradle proxy configuration
...ions (-Dhttp.proxyHost and the likes) as JAVA_OPTS environment variable in order to make it work.
– GoldenD
Sep 14 '18 at 3:01
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How to do a FULL OUTER JOIN in MySQL?
...FROM t2
LEFT JOIN t1 ON t2.id = t1.id
WHERE t1.col1 = 'someValue'
So the order of tables has changed, but the predicate is still applied to t1, but t1 is now in the 'ON' clause. If t1.col1 is defined as NOT NULL
column, then this query will be null-rejected.
Any outer-join (left, right, full) tha...
Aliases in Windows command prompt
...to write the whole directory anymore.
DOSKEY gsp="C:\Program Files (x86)\Sketchpad5\GSP505en.exe"
DOSKEY alias=notepad %USERPROFILE%\Dropbox\alias.cmd
:: Common directories
DOSKEY dropbox=cd "%USERPROFILE%\Dropbox\$*"
DOSKEY research=cd %USERPROFILE%\Dropbox\Research\
Note that the $* syntax ...
Does Git Add have a verbose switch
...sole as it means a smaller tooling footprint if I ever need to change PCs, etc.
4 Answers
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How can I make a UITextField move up when the keyboard is present - on starting to edit?
...ke a viewing window on the content defined in the contentSize. So when in order for the UIScrollview to scroll anywhere, the contentSize must be greater than the UIScrollView. Else, there is no scrolling required as everything defined in the contentSize is already visible. BTW, default contentSiz...
In Objective-C, how do I test the object type?
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How can I obfuscate (protect) JavaScript? [closed]
...he semi-colons --preserve-semi. Rewriting the private variables to a, b, c etc is usually safe. Another thing I do is make the minifier put a line break after each semi-colon in the code --line-break 0. Then in production if it errors I least have a valid reference line to work from and can find tha...