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Test if executable exists in Python?
...nts.
Edit: path.strip('"') seems like the wrong thing to do here. Neither Windows nor POSIX appear to encourage quoted PATH items.
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jquery input select all on focus
...$("input[type=text]").focus(function() {
var save_this = $(this);
window.setTimeout (function(){
save_this.select();
},100);
});
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What's the best way to set a single pixel in an HTML5 canvas?
...As of July 2017, fillRect() is 5-6× faster on Firefox v54 and Chrome v59 (Win7x64).
Other, sillier alternatives are:
using getImageData()/putImageData() on the entire canvas; this is about 100× slower than other options.
creating a custom image using a data url and using drawImage() to show it:...
Open directory dialog
...e will be saved. I know that in WPF I should use the OpenFileDialog from Win32, but unfortunately the dialog requires file(s) to be selected - it stays open if I simply click OK without choosing one. I could "hack up" the functionality by letting the user pick a file and then strip the path to fig...
How do you post to an iframe?
...this
...
var el = document.getElementById('targetFrame');
var doc, frame_win = getIframeWindow(el); // getIframeWindow is defined below
if (frame_win) {
doc = (window.contentDocument || window.document);
}
if (doc) {
doc.forms[0].someInputName.value = someValue;
...
doc.forms[0].submit()...
How to import a class from default package
...ulations");
CalculationsInterface api = (CalculationsInterface)calcClass.newInstance();
// Use it
double res = api.GetProgress(10);
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ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
We have an application running locally where we're experiencing the following error:
25 Answers
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Have bash script answer interactive prompts [duplicate]
... answered Sep 27 '10 at 14:08
unwindunwind
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What is the max size of localStorage values?
...and this answer works perfectly fine on both vanilla Chrome and Firefox on Win10, giving size=5000.
– A. Chiesa
Apr 28 at 6:43
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How does a debugger work?
...end on what you are debugging, and what the OS is. For native debugging on Windows you can find some details on MSDN: Win32 Debugging API.
The user tells the debugger which process to attach to, either by name or by process ID. If it is a name then the debugger will look up the process ID, and init...