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Reading file contents on the client-side in javascript in various browsers
...AllBrowsers(document.getElementById("file_upload"), CallBackFunction);
//Tested in Mozilla Firefox browser, Chrome
function ReadFileAllBrowsers(FileElement, CallBackFunction)
{
try
{
var file = FileElement.files[0];
var contents_ = "";
if (file) {
var reader = new FileReader(...
What is the difference between declarative and procedural programming paradigms?
...xpressions: you describe the pattern rather than spelling out the steps to test for a match.
– itowlson
Oct 25 '09 at 3:30
...
What is the difference between Raising Exceptions vs Throwing Exceptions in Ruby?
...
Curious to know... Reading this from an iPad, so can't test them in 1.9, but some of those gotchas are no longer valid in recent ruby versions, right?
– Denis de Bernardy
Jun 22 '11 at 18:59
...
How to evaluate a math expression given in string form?
...ax.script.ScriptEngine;
import javax.script.ScriptException;
public class Test {
public static void main(String[] args) throws ScriptException {
ScriptEngineManager mgr = new ScriptEngineManager();
ScriptEngine engine = mgr.getEngineByName("JavaScript");
String foo = "40+2";
Syste...
Is it possible to use global variables in Rust?
...DB: RefCell<sqlite::database::Database> = RefCell::new(sqlite::open("test.db"));
fn main() {
ODB.with(|odb_cell| {
let odb = odb_cell.borrow_mut();
// code that uses odb goes here
});
}
Here we create a thread-local static variable and then use it in a function. Note...
What are the mechanics of short string optimization in libc++?
... suggested that a 4 word sizeof might have better performance. I have not tested that design choice.
_LIBCPP_ABI_ALTERNATE_STRING_LAYOUT
There is a configuration flag called _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT which rearranges the data members such that the "long layout" changes from:
struct __l...
Removing projects in Sublime Text 2 and 3
....
Option 1: The quick way (Clear All):
If you're just looking for the fastest way to clean up your list this option is for you.
Please be aware that this will clear out all projects in the recent list. This includes ones you have not deleted.
In the Sublime Text menu goto:
Project > ...
Make git automatically remove trailing whitespace before committing
...
I just tested it in Windows: this works just fine in a DOS command prompt: set VISUAL= && git add -ue . && git checkout . Note the '.' used with git add: that is because of git1.8.3
– VonC
...
What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
...ns. (Running different versions on different machines could lead to broken tests, etc.) You shouldn't ever have to directly edit the lock file.
Check out Bundler's Purpose and Rationale, specifically the Checking Your Code into Version Control section.
...
Determining type of an object in ruby
... to how String behaves. object.respond_to?(:to_s) would be a better way to test that the object in question does what you want.
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