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Fastest method of screen capturing on Windows
...nks. I heard about this method a while ago that was said to be faster than reading from the front buffer. Do you honestly do it that way and does it work properly?
– someguy
Feb 28 '11 at 16:54
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Convert Rows to columns using 'Pivot' in SQL Server
I have read the stuff on MS pivot tables and I am still having problems getting this correct.
8 Answers
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How to call a shell script from python code?
...e], stdout=temp_file)
with open("temp.txt",'r') as file:
output = file.read()
print(output)
Don't forget to take a look at the doc subprocess
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“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
...ID, PID, PPID, ...)
$ sudo gdb
(gdb) attach 690
Attaching to process 690.
Reading symbols for shared libraries . done
Reading symbols for shared libraries ....................... done
0x9568ce29 in accept$NOCANCEL$UNIX2003 ()
(gdb) c
Continuing.
Wait for crash... then:
(gdb) backtrace
Or
(gdb...
Difference between Bridge pattern and Adapter pattern
...nsane number of classes. Let's say you have:
MemoryMappedFile and DirectReadFile types of file objects. Let's say you want to be able to read files from various sources (Maybe Linux vs. Windows implementations, etc.). Bridge helps you avoid winding up with:
MemoryMappedWindowsFile
MemoryMapp...
How do I convert between big-endian and little-endian values in C++?
...orm native order, all that counts is the byte order of the stream your are reading from, and you better hope it's well defined.
Note: it was remarked in the comment that absent explicit type conversion, it was important that data be an array of unsigned char or uint8_t. Using signed char or char (i...
Write a program to find 100 largest numbers out of an array of 1 billion numbers
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I'd like this answer enough to extend it. Read the numbers one time through to get the min/max values so that you can assume distribution. Then, take one of two options. If the range is small enough, build an array where you can simply check off numbers as they occ...
How to prevent a click on a '#' link from jumping to top of page?
..., do an event.preventDefault(). This is more clear for the people who will read your code.
– RvdK
Jul 15 '10 at 6:06
@...
What's the difference between the various methods to get a Context?
...on, you
usually have two kinds of Context,
Activity and Application.
Reading the article a little bit further tells about the difference between the two and when you might want to consider using the application Context (Activity.getApplicationContext()) rather than using the Activity context t...
When should one use HTML entities?
...nstead. The reasons listed are as follows:
UTF-8 encodings are easier to read and edit for those who understand what the character means and know how to type it.
UTF-8 encodings are just as unintelligible as HTML entity encodings for those who don't understand them, but they have the advantage of ...