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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
...ndows XP and Windows Server 2003, but it can be downloaded from microsoft site. But is built-in in everything from Windows Vista and above:
@echo off
setlocal
for /f "skip=8 tokens=2,3,4,5,6,7,8 delims=: " %%D in ('robocopy /l * \ \ /ns /nc /ndl /nfl /np /njh /XF * /XD *') do (
set "dow=%%D"
se...
Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
...e first" framework, so your HTML should reflect the mobile version of your site. The Pushing and Pulling are then done on the larger screens.
(Desktop) Larger view-ports get pushed and pulled.
(Mobile) Smaller view-ports render in normal order.
DEMO
<div class="row">
<div class="co...
Why Does OAuth v2 Have Both Access and Refresh Tokens?
...er, beta or poorly coded resource server app, JS SDK client on a non https site that puts the access_token in a cookie, etc)
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Text size and different android screen sizes
...xt size problem over difference resolution devices. Many android developer sites suggest that we have to use sp unit for text size which will handle text size for difference resolution devices. But I am always unable to get the desired result. So I have found one solution which I am using from my la...
Map Tiling Algorithm
...le:Object, degrees:uint):void
{
// http://www.flash-db.com/Board/index.php?topic=18625.0
var midPoint:int = tileDimension/2;
var point:Point=new Point(tile.x+midPoint, tile.y+midPoint);
var m:Matrix=tile.transform.matrix;
m.tx -= point.x;
m.ty -= point.y;
m.rotate (degree...
WebSockets protocol vs HTTP
...ny blogs and discussions about websocket and HTTP, and many developers and sites strongly advocate websockets, but i still can not understand why.
...
Why should we NOT use sys.setdefaultencoding(“utf-8”) in a py script?
...Python scans the environment. It has to be called in a system-wide module, sitecustomize.py, After this module has been evaluated, the setdefaultencoding() function is removed from the sys module.
The only way to actually use it is with a reload hack that brings the attribute back.
Also, the use...
How exactly does the callstack work?
... might also see xorl rax rax instead of movl.
leave and return to the call site. leave is abbreviating this epilogue and implicitly
Replaces the stack pointer with the base pointer and
Pops the base pointer.
After this operation and ret have been performed, the frame has effectively been popp...
In Python, how do I determine if an object is iterable?
Is there a method like isiterable ? The only solution I have found so far is to call
21 Answers
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How should one use std::optional?
... but I don't understand when I should use it or how I should use it. The site doesn't contain any examples as of yet which leaves it harder for me to grasp the true concept of this object. When is std::optional a good choice to use, and how does it compensate for what was not found in the previo...