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How to modify a global variable within a function in bash?
...n the a..
This does not only look ugly, it also is much to type, so it is error prone. Just one single mistake and you are doomed, right?
Well, we are at shell level, so you can improve it. Just think about an interface you want to see, and then you can implement it.
Augment, how the shell proc...
Stopwatch vs. using System.DateTime.Now for timing events [duplicate]
...
I checked your blog's link. There is a slight error in the calculation of the average timing. Instead of double averageTime = ((double)totalTime) / (count - discardCount); it should be double averageTime = ((double)totalTime) / (count - (2*discardCount));. No?
...
How do I list all files of a directory?
... if p.is_file():
print(p)
flist.append(p)
>>> error.PNG
>>> exemaker.bat
>>> guiprova.mp3
>>> setup.py
>>> speak_gui2.py
>>> thumb.PNG
With list comprehension:
flist = [p for p in pathlib.Path('.').iterdir() if p.is_fi...
VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
... APPCLASS_STANDARD | APPCMD_CLIENTONLY, 0 );
if (iReturn!=DMLERR_NO_ERROR)
{
printf("DDE Initialization Failed: 0xx\n", iReturn);
Sleep(1500);
return 0;
}
//Start DDE Server and wait for it to become idle.
HINSTANCE hRet = ShellExecute(0, "open",...
Clear text from textarea with selenium
I've got some tests where I'm checking that the proper error message appears when text in certain fields are invalid. One check for validity is that a certain textarea element is not empty.
...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...TUArray could have helped me, but I didn't like fighting with cryptic type errors and efforts necessary to write polymorphic code with STUArray.
So the problem with Arrays is that they are not well suited for numerical computations. Hmatrix' Data.Packed.Vector and Data.Packed.Matrix are better in t...
ping response “Request timed out.” vs “Destination Host unreachable”
... network congestion, failure of the ARP request, packet filtering, routing error, or a silent discard.
For more info Refer: http://technet.microsoft.com/en-us/library/cc940095.aspx
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Algorithm to compare two images
...he matches and the non matches. If they are within a certain threshold of error, you have a match. Otherwise, you could try reducing the resolution up to a certain point and see if the probability of a match improves.
Regions of Interest
Some images may have distinctive segments/regions of int...
Real escape string and PDO [duplicate]
... Piskvor, thanks. I'm already using them just not where I'm getting the errors. I just was wondering if prepare really stops injection attacks. I've heard to the contrary and there seems to be a a lot of debate over it.
– John
Sep 15 '10 at 9:43
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Why are #ifndef and #define used in C++ header files?
...ulate a form which was opened by the form to manipulate. It gaveme lots of errors and I didn't know what to do. I gave up =)
– user142019
Oct 31 '09 at 10:58
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