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convert_tz returns null
...cat /tmp/zut.sql >> /tmp/mysql_tzinfo_to.sql
mysql --defaults-file=/etc/mysql/my.cnf --user=verifiedscratch -p mysql < /tmp/mysql_tzinfo_to.sql
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JavaScript hide/show element
...you'd either have to set it in the HTML or combine usage of display: none; etc.
– Andrew
Jul 11 '19 at 18:14
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How to break out from a ruby block?
...u want your block to return a useful value (e.g. when using #map, #inject, etc.), next and break also accept an argument.
Consider the following:
def contrived_example(numbers)
numbers.inject(0) do |count, x|
if x % 3 == 0
count + 2
elsif x.odd?
count + 1
else
coun...
How do I use Ruby for shell scripting?
...l
From the site:
rush is a replacement for the unix shell (bash, zsh, etc) which uses pure Ruby syntax. Grep through files, find and kill processes, copy files - everything you do in the shell, now in Ruby
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How to escape text for regular expression in Java
...tern.quote replaces special characters in regex search strings, like .|+() etc, and Matcher.quoteReplacement replaces special characters in replacement strings, like \1 for backreferences.
– Steven
Nov 18 '11 at 18:12
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What is the best java image processing library/approach? [closed]
...sizing (and simple ops like padding, cropping, rotating, brighten/dimming, etc.) library that is painfully simple to use - a single class consists of a set of simple graphics operations all defined as static methods that you pass an image and get back a result.
The most basic example of using the l...
How to Empty Caches and Clean All Targets Xcode 4 and later
...wing command in the Terminal to delete in a more targeted way:
rm -rf "$(getconf DARWIN_USER_CACHE_DIR)/org.llvm.clang/ModuleCache"
EDIT: For certain Swift-related problems I have found it useful to delete ~/Library/Caches/com.apple.dt.Xcode. You lose a lot when you do this, like your spare copie...
Spring JPA selecting specific columns
...have had to write it as @Query(value = FIND_PROJECTS, nativeQuery = true), etc.
– smeeb
Apr 17 '17 at 20:57
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Check if the number is integer
...E) }
}
You can change it to use *apply in the case of vectors, matrices, etc.
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Default background color of SVG root element
...ks and I like it also cause you can style other SVG tags, like path, rect, etc. The main feature for me is that it works also for standalone SVGs.
– Gianluca Casati
Jun 22 '18 at 13:05
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