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Recommended way to save uploaded files in a servlet application
...e server's work folder get synced with last updates (this is in IDE terms called "publishing"). This is the main cause of the problem you're seeing.
In real world code there are circumstances where storing uploaded files in the webapp's deploy folder will not work at all. Some servers do (either by...
What does Maven do, in theory and in practice? When is it worth to use it? [closed]
... to define the tasks you want to do. You don't need to write a "compile", "test", "package", or "clean" step like you would have to do in Ant or a Makefile. Just put the files in the places in which Maven expects them and it should work off of the bat.
Maven also has lots of nice plug-ins that you c...
Does hosts file exist on the iPhone? How to change it? [closed]
...nything about an app being redistributed; he simply mentioned he needed to test it on his iphone which had a dns problem.
– Thomas Bonini
Jan 8 '10 at 15:33
16
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Escape Character in SQL Server
...(1000)
SET @SQL = 'SELECT * FROM MyTable WHERE Field1 = @Field1'
EXECUTE sp_executesql @SQL, N'@Field1 VARCHAR(10)', 'AAA'
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Guid is all 0's (zeros)?
I'm testing out some WCF services that send objects with Guids back and forth. In my web app test code, I'm doing the following:
...
How do I parse command line arguments in Bash?
...ready3 that no GNU system is missing this (e.g. any Linux has it).
You can test for its existence with: getopt --test → return value 4.
Other getopt or shell-builtin getopts are of limited use.
The following calls
myscript -vfd ./foo/bar/someFile -o /fizz/someOtherFile
myscript -v -f -d -o/fizz...
Print a list of all installed node.js modules
...
Use npm ls (there is even json output)
From the script:
test.js:
function npmls(cb) {
require('child_process').exec('npm ls --json', function(err, stdout, stderr) {
if (err) return cb(err)
cb(null, JSON.parse(stdout));
});
}
npmls(console.log);
run:
> node test...
What's the best practice to round a float to 2 decimals? [duplicate]
...
Let's test 3 methods:
1)
public static double round1(double value, int scale) {
return Math.round(value * Math.pow(10, scale)) / Math.pow(10, scale);
}
2)
public static float round2(float number, int scale) {
int pow =...
Generate random numbers uniformly over an entire range
...s a dependence on your project and, being new, it has not been extensively tested. Anyway, being free (MIT license) and header-only, I think it's worth a try.
Minimal sample: a die roll
#include <iostream>
#include "randutils.hpp"
int main() {
randutils::mt19937_rng rng;
std::cout &l...
How to force the browser to reload cached CSS/JS files?
...write if there are exactly 10 digits at the end. (Because 10 digits covers all timestamps from 9/9/2001 to 11/20/2286.)
First, we use the following rewrite rule in .htaccess:
RewriteEngine on
RewriteRule ^(.*)\.[\d]{10}\.(css|js)$ $1.$2 [L]
Now, we write the following PHP function:
/**
* Give...