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In Python, when should I use a function instead of a method?
...bject like a person.
Attributes are the person's name, height, shoe size, etc.
Methods and functions are operations that the person can perform.
If the operation could be done by just any ol' person, without requiring anything unique to this one specific person (and without changing anything on t...
How to repeat last command in python interpreter shell?
...he following to enable history on python shell.
This is my .pythonstartup file . PYTHONSTARTUP environment variable is set to this file path.
# python startup file
import readline
import rlcompleter
import atexit
import os
# tab completion
readline.parse_and_bind('tab: complete')
# history ...
Visual studio compiles fine but still shows red lines
... your user folder (for IIS Express - \AppData\Local\Temp\Temporary ASP.NET Files) or the Windows directory (for IIS - C:\Windows\Microsoft.Net\Framework\vx.xx\Temporary ASP.NET Files)
Paths are off the top of my head and may not be correct
...
String difference in Bash
...script. I could easily do this with diff or comm, but I'm not dealing with files and I'd prefer not to output them to files, do the compare and read it back.
...
Change SQLite default settings
...
Put:
.headers on
.mode column
In a file called .sqliterc in the home directory of the user running sqlite.
(P.S. I found that in man sqlite3.)
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Returning a C string from a function
...herently understood by the language itself. Other languages (Java, Pascal, etc.) use different methodologies to understand "my string".
If you ever use the Windows API (which is in C++), you'll see quite regularly function parameters like: "LPCSTR lpszName". The 'sz' part represents this notion of ...
Select multiple images from android gallery
...ll != data) {
// Get the Image from data
String[] filePathColumn = { MediaStore.Images.Media.DATA };
imagesEncodedList = new ArrayList<String>();
if(data.getData()!=null){
Uri mImageUri=data.getData();
// Get th...
How to view the SQL queries issued by JPA?
...he SQL parameter values, you can add this property to your persistence.xml file:
<property name="eclipselink.logging.parameters" value="true"/>
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Setting a system environment variable from a Windows batch file?
...nstalled from your XP CD) come with a program called setx.exe:
C:\Program Files\Support Tools>setx /?
SETX: This program is used to set values in the environment
of the machine or currently logged on user using one of three modes.
1) Command Line Mode: setx variable value [-m]
Optional Swit...
What is the difference between a URI, a URL and a URN?
...ple.com/mypage.html
ftp://example.com/download.zip
mailto:user@example.com
file:///home/user/file.txt
tel:1-888-555-5555
http://example.com/resource?foo=bar#fragment
/other/link.html (A relative URL, only useful in the context of another URL)
URLs always start with a protocol (http) and usually co...