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How do I run a batch file from my Java Application?
...y Java application, I want to run a batch file that calls " scons -Q implicit-deps-changed build\file_load_type export\file_load_type "
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What code analysis tools do you use for your Java projects? [closed]
...kstyle.
CPD is the PMD "Copy/Paste Detector" tool. I was using PMD for a little while before I noticed the "Finding Duplicated Code" link on the PMD web page.
I'd like to point out that these tools can sometimes be extended beyond their "out-of-the-box" set of rules. And not just because they're o...
How can I concatenate regex literals in JavaScript?
Is it possible to do something like this?
12 Answers
12
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Printing a variable memory address in swift
Is there anyway to simulate the [NSString stringWithFormat:@"%p", myVar] , from Objective-C, in the new Swift language?
15...
List vs List
...ing>>
but not a
List<Map<String,String>>
So:
void withWilds( List<? extends Map<String,String>> foo ){}
void noWilds( List<Map<String,String>> foo ){}
void main( String[] args ){
List<HashMap<String,String>> myMap;
withWilds( myMa...
Does the JVM prevent tail call optimizations?
...
This post: Recursion or Iteration? might help.
In short, tail call optimization is hard to do in the JVM because of the security model and the need to always have a stack trace available. These requirements could in theory be supported, but it woul...
How to construct a relative path in Java from two absolute paths (or URLs)?
...
It's a little roundabout, but why not use URI? It has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toU...
C# 4.0 optional out/ref arguments
...
As already mentioned, this is simply not allowed and I think it makes a very good sense.
However, to add some more details, here is a quote from the C# 4.0 Specification, section 21.1:
Formal parameters of constructors, methods, indexers and delegate types can be declared optional:...
How to handle click event in Button Column in Datagridview?
...'ve added a button to your DataGridView and you want to run some code when it's clicked.
Easy peasy - just follow these steps:
Don'ts:
First, here's what NOT to do:
I would avoid the suggestions in some of the other answers here and even provided by the documentation at MSDN to hardcode the column i...
What does |= (ior) do in Python?
...an update operation
counters: a union (of multisets) operation
numbers: a bitwise OR, binary operation
In most cases, it is related to the | operator. See examples below.
Sets
For example, the union of two assigned sets s1 and s2 share the following equivalent expressions:
>>> s1 = s1 | s...