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Increasing the maximum number of TCP/IP connections in Linux
...all of the bandwidth between two parties; if it isn't:
Check if your TCP window setting is large enough. Linux defaults are good for everything except really fast inet link (hundreds of mbps) or fast satellite links. What is your bandwidth*delay product?
Check for packet loss using ping with large...
What do the arrow icons in Subclipse mean?
...ersion control. You can control what resources will be ignored by going to Window → Preferences → Team → Ignored Resources.
- A file not under version control. These are typically new files that you have not committed to the repository yet.
- A versioned file that needs to be added to the re...
Bash: infinite sleep (infinite blocking)
... to start X which will evaluate my .xinitrc . In my .xinitrc I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
...encies (which shouldn't be the case for most java projects). We develop on windows, 32 and 64 bits, and deploy on Glassfish on Solaris. Most developers don't really know and don't have to care. Users don't see it (most of our developments being web applications).
– ymajoros
...
How can I make an svg scale with its parent container?
...ctually only scale up to the height of 50px (unless you have a very narrow window):
<svg width="100%" height="50px" viewBox="0 0 20 10">
<polygon fill=red stroke-width=0
points="0,10 20,10 10,0" />
</svg>
If you actually want it to stretch horizontally, disab...
Java: when to use static methods
...'t want to create a static method? Basically, polymorphism goes out of the window. You'll not be able to override the method, nor declare it in an interface (pre-Java 8). It takes a lot of flexibility out from your design. Also, if you need state, you'll end up with lots of concurrency bugs and/or b...
Can I add jars to maven 2 build classpath without installing them?
...ad of "file://${project.basedir}/repo" to get an RFC-compliant url also on Windows. 2) If you structure your project into submodules, this approach seems to fail because ${project.baseUri} gets resolved to the module's subdirectory. Any idea how to resolve this problem?
– Olive...
setuptools: package data folder location
... worrying about where the files will live on a user's
system, which may be Windows, Mac, Linux, some mobile platform, or inside an Egg. You can
always find the directory data relative to your Python package root, no matter where or how it is installed.
For example, if I have a project layout like s...
How to return result of a SELECT inside a function in PostgreSQL?
...SC;
END
$func$ LANGUAGE plpgsql;
The expression sum(t.cnt) OVER () is a window function. You could use a CTE instead of the subquery - pretty, but a subquery is typically cheaper in simple cases like this one.
A final explicit RETURN statement is not required (but allowed) when working with OUT ...
Convert string to integer type in Go?
...check if necessary). Result :
Path>go test -bench=. atoi_test.go
goos: windows
goarch: amd64
BenchmarkAtoi-2 100000000 14.6 ns/op
BenchmarkStrconvAtoi-2 30000000 51.2 ns/op
PASS
ok path 3.293s
...