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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...ake this old script use, for example, sgid with 2755 but then can't figure out why the perms are completely screwed up. ;)
– dannysauer
Feb 4 at 22:32
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Why does GCC generate such radically different assembly for nearly the same C code?
...use GCC to not make this optimization. (It would need to hoist the ^ -sign out of the branch and merge it into the r + sign at the end.)
For example, this produces the same assembly as fast_trunc_one():
int fast_trunc_two(int i) {
int mantissa, exponent, sign, r;
mantissa = (i & 0x07fff...
How to show popup message like in Stack Overflow
...t when you try to comment too fast, vote for your own question, etc, check out this question where I show how to do this or just go straight to the example.
Here's how Stackoverflow does it:
This is the markup, initially hidden so we can fade it in:
<div id='message' style="display: none;"&...
setNeedsLayout vs. setNeedsUpdateConstraints and layoutIfNeeded vs updateConstraintsIfNeeded
I know that the auto layout chain consists in basically 3 different process.
2 Answers
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How to write a scalable Tcp/Ip based server
...t.IPEndPoint(localhost.AddressList[0], _port);
}
catch (System.ArgumentOutOfRangeException e)
{
throw new ArgumentOutOfRangeException("Port number entered would seem to be invalid, should be between 1024 and 65000", e);
}
try
{
_serverSocket = new System.Net.Sockets.Socket(server...
How do I edit an existing tag message in git?
...ag <tag name> <tag name>^{} -f -a
This is an improvement: without ^{} it will create a new tag object that reference the old tag object, where both of them will have the same tag name.
<tag name>^{} will resolve the tag/reference until it finds the first commit hash.
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Simple calculations for working with lat/lon and km distance?
...you're comparing two points that lie on the same line of longitude (north/south), they lie on a great circle and the conversion factor is just the Earth's polar circumference divided by 360 degrees. But it's different for east-west measurements, because (except for the equator) you're not measuring...
Search in all files in a project in Sublime Text 3
...
Can you add info about the Where box?
– Ivan
Dec 11 '13 at 12:39
1
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Real mouse position in canvas [duplicate]
...e to the element itself.
Example of integration in your code:
//put this outside the event loop..
var canvas = document.getElementById("imgCanvas");
var context = canvas.getContext("2d");
function draw(evt) {
var pos = getMousePos(canvas, evt);
context.fillStyle = "#000000";
context....
Best way to combine two or more byte arrays in C#
...uld lead others to use LINQ when they absolutely should not if they care about performance.
– csauve
May 16 '13 at 20:09
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