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#ifdef replacement in the Swift language
.... Here's an example:
#if DEBUG
let a = 2
#else
let a = 3
#endif
Now, you must set the "DEBUG" symbol elsewhere, though. Set it in the "Swift Compiler - Custom Flags" section, "Other Swift Flags" line. You add the DEBUG symbol with the -D DEBUG entry.
As usual, you can set a different val...
Best design for a changelog / auditing database table? [closed]
...D
That's when design of our audit log really stabilized (for a few years now).
Of course, the last "improvement" would work only for tables that had surrogate keys. But guess what? All our tables that are worth auditing do have such a key!
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When should I use double or single quotes in JavaScript?
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Crockford now preferes double quotes.
– Adam Calvet Bohl
Sep 29 '16 at 5:16
6
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How to set Java environment path in Ubuntu
... java
java: /usr/bin/java /usr/share/java /usr/share/man/man1/java.1.gz
Now dig deeper-
$ ls -l /usr/bin/java
lrwxrwxrwx 1 root root 46 Aug 25 2018 /etc/alternatives/java -> /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java
Dig deeper:
$ ls -l /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java
...
Rails: fields_for with index?
... Rails 4.0.2+ users should check out Ben's answer as index is now built into the builder.
– notapatch
Oct 10 '14 at 10:29
1
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How can I log the stdout of a process started by start-stop-daemon?
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Good to know, and the pkill solution too. Wondering what would ... -c "exec $DAEMON..." (adding the "exec") do. Don't have this on the plate right now so can't try it.
– youurayy
Nov 20 '12 at 20...
How to find index of list item in Swift?
I am trying to find an item index by searching a list . Does anybody know how to do that?
22 Answers
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Benefit of using Parcelable instead of serializing object
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Sorry, inventing yet another serializer sucks - now there is just yet another "Parcelable" to deal with. There are plenty to choose from, with a library (the difference is the library is vetted, tested, and uses a format that other people use): ProtocolBuffers, JSON, XML, ...
Is it possible to use jQuery .on and hover?
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@soupy1976 Edited my answer, it now takes into account elements populated with JavaScript.
– Sethen
Dec 11 '12 at 17:21
1
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How to move the cursor word by word in the OS X Terminal
I know the combination Ctrl + A to jump to the beginning of the current command, and Ctrl + E to jump to the end.
17 A...