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Including one C source file in another?
...and decoupled and these aspects can be usefully represented and reinforced by coding different parts of the subsystem in different files.
With C, you can lose a lot by doing this. Almost all toolchains provide decent optimisation for a single compilation unit, but are very pessimistic about anythi...
Java Timestamp - How can I create a Timestamp with the date 23/09/2007?
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By Timestamp, I presume you mean java.sql.Timestamp. You will notice that this class has a constructor that accepts a long argument. You can parse this using the DateFormat class:
DateFormat dateFormat = new SimpleDateFormat...
Get a specific bit from byte
I have a byte, specifically one byte from a byte array which came in via UDP sent from another device. This byte stores the on/off state of 8 relays in the device.
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Is there a valid reason for enforcing a maximum width of 80 characters in a code file, this day and
...ode into email, web pages, and books.
To view multiple source windows side-by-side or using a side-by-side diff viewer.
To improve readability. Narrow code can be read quickly without having to scan your eyes from side to side.
I think the last point is the most important. Though displays have gro...
Why is nginx responding to any domain name?
I have nginx up and running with a Ruby/Sinatra app and all is well. However, I'm now trying to have a second application running from the same server and I noticed something weird. First, here's my nginx.conf:
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Non-Relational Database Design [closed]
...eshare) Graph Databases and the Future of Large-Scale Knowledge Management by Marko Rodriguez contains a very nice introduction to data design using a graph database as well.
Answering the specific questions from a graphdb point of view:
Alternate design: adding relationships between many differen...
How to get a resource id with a known resource name?
I want to access a resource like a String or a Drawable by its name and not its int id.
10 Answers
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rsync: difference between --size-only and --ignore-times
... stamp, even though they weren't really modified yesterday, and rsync will by default end up copying all those files, and updating the timestamp to yesterday too. --size-only may be your friend in this case (modulo the example above).
--ignore-times says to compare the files regardless of whether t...
SQL Server Profiler - How to filter trace to only display events from one database?
...have to use the DatabaseID column and find out the correct values to enter by querying the sysdatabases table in the master database
– Jim Birchall
Nov 10 '08 at 8:39
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What is the easiest way to ignore a JPA field during persistence?
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To ignore a field, annotate it with @Transient so it will not be mapped by hibernate.
but then jackson will not serialize the field when converting to JSON.
If you need mix JPA with JSON(omit by JPA but still include in Jackson) use @JsonInclude :
@JsonInclude()
@Transient
private String token...