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Calling Python in Java?
... crash the interpreter that's lights out for you program! And don't get me started on concurrency issues! In addition, there is allot allot of boiler, I believe I have found the best configuration to minimize this boiler but still it is allot! So how to go about this:
Consider that C++ is your middl...
Accessing bash command line args $@ vs $*
...
$*
Expands to the positional parameters, starting from one. When the
expansion occurs within double quotes, it expands to a single word
with the value of each parameter separated by the first character of
the IFS special variable. That is, "$*" is equivalent t...
maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
...There was another post that recommended changing the ... tag to package. I started doing that, and it would "clear" the errors... However, I start to think that the changes would bite me later - I am not an expert on Maven.
Fortunately, I found out how to remove all the errors. Go to Window->Pr...
When you exit a C application, is the malloc-ed memory automatically freed?
... and this is often elegantly combined with freeing memory.
If your program starts having a longer lifetime, then you will not want the only way to free memory to be to exit. For example, you might want to convert your program into a server (daemon) which keeps running while handling many requests fo...
c# open a new form then close the current form?
...c, but it looks like you were trying to do what I do in my Win Forms apps: start with a Login form, then after successful login, close that form and put focus on a Main form. Here's how I do it:
make frmMain the startup form; this is what my Program.cs looks like:
[STAThread]
static void Main()
...
What's the difference between a Python module and a Python package?
...ir -p a/b
$ touch a/b/c.py
Ensure that there are no other files under a. Start a Python 3.4 or later interpreter (e.g., with python3 -i) and examine the results of the following statements:
import a
a ⇒ <module 'a' (namespace)>
a.b ⇒ AttributeError: module 'a...
Intermittent log4net RollingFileAppender locked file issue
...ow do I get multiple process to log to the same file?
Before you even start trying any of the alternatives provided, ask
yourself whether you really need to have multiple processes log to the
same file, then don't do it ;-).
FileAppender offers pluggable locking models for this usecase...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...e easily", which is required if you don't use a complex solution in at the start.
If your sure your application will always remain simple, or you can set some benchmark of application complexity after which you will integrate one of the more complex solutions, then I'd recommend not using tiles/etc...
Windows batch: formatted date into variable
... this is a pretty portable):
@if (@X)==(@Y) @end /****** silent line that start jscript comment ******
@echo off
::::::::::::::::::::::::::::::::::::
::: Compile the script ::::
::::::::::::::::::::::::::::::::::::
setlocal
if exist "%~n0.exe" goto :skip_compilation
set "frm=%SystemRoot%...
What it the significance of the Javascript constructor property?
... That was true when those answers were written, but ES2015 and onward have started using constructor for things.
The constructor property of the prototype property of a function is meant to point back to the function so that you can ask an object what constructed it. It's set up automatically as par...