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Build.scala, % and %% symbols meaning
...ithout the %%:
val appDependencies = Seq(
"org.scala-tools" % "scala-stm_2.9.1" % "0.3"
)
Assuming the scalaVersion for your build is 2.9.1, the following is identical:
val appDependencies = Seq(
"org.scala-tools" %% "scala-stm" % "0.3"
)
As you can see above, if you use %%, you don't...
Downloading a file from spring controllers
...
@RequestMapping(value = "/files/{file_name}", method = RequestMethod.GET)
public void getFile(
@PathVariable("file_name") String fileName,
HttpServletResponse response) {
try {
// get your file as InputStream
InputStream is = ...;
...
How to initialize log4j properly?
...
Log4j by default looks for a file called log4j.properties or log4j.xml on the classpath.
You can control which file it uses to initialize itself by setting system properties as described here (Look for the "Default Initialization Procedure" section).
For ex...
What is the difference between vmalloc and kmalloc?
...allocate memory during the handling of a system call, should I specify GFP_ATOMIC ? Is a system call executed in an atomic context?
...
Html table tr inside td
... a td?? I never did that, that's why i am asking this. If it is than its really great
– Scorpion
Jun 13 '13 at 13:59
2
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Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?
...Available overloads are 1, 2 or 3 object parameters, 4 object parameters + __arglist and a params object array version.
– Wormbo
May 30 '12 at 17:20
...
Referencing another schema in Mongoose
...you make your query, you can populate references like this:
Post.findOne({_id: 123})
.populate('postedBy')
.exec(function(err, post) {
// do stuff with post
});
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What are .a and .so files?
...ories... /usr/lib and /lib have most of them, and there is also the LIBRARY_PATH environment variable.
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CentOS 64 bit bad ELF interpreter
... PACKAGE.i686 to install it. (Making sure to grab the i386 or i686, not x86_64 as it would install by default on your system)
– BRPocock
Nov 30 '11 at 17:25
...
When does a process get SIGABRT (signal 6)?
...ignal to process
syscall <-----
http://blog.rchapman.org/posts/Linux_System_Call_Table_for_x86_64/
234 sys_tgkill pid_t tgid pid_t pid int sig = 6 = SIGABRT
:)
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