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no acceptable C compiler found in $PATH when installing python
...lled or it's not in your $PATH variable.
To install gcc use this: (run as root)
Redhat base:
yum groupinstall "Development Tools"
Debian base:
apt-get install build-essential
share
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improve...
How to get CRON to call in the correct PATHs
.... I used vi and entered in the PATHs I needed into this file and ran it as root. The normal crontab overwrites PATHs that you have set up. A good tutorial on how to do this.
The systemwide cron file looks like this:
This has the username field, as used by /etc/crontab.
# /etc/crontab: system-wide ...
Python Process Pool non-daemonic?
...onError: daemonic processes are not allowed to have children
The root cause is that importing this file from different modules causes this file to be reevalutated each time,
thus ProcessPool() gets reexecuted inside that child thread, thus causing the daemonic processes bug
""...
What is the point of interfaces in PHP?
...ce IPersonService
{
public function Create($personObject);
}
class MySqlPerson implements IPersonService
{
public function Create($personObject)
{
// Create a new person in MySql database.
}
}
class MongoPerson implements IPersonService
{
public function Create($pers...
How to Deserialize XML document
...ring Model { get; set; }
}
[Serializable()]
[System.Xml.Serialization.XmlRoot("CarCollection")]
public class CarCollection
{
[XmlArray("Cars")]
[XmlArrayItem("Car", typeof(Car))]
public Car[] Car { get; set; }
}
The Deserialize function:
CarCollection cars = null;
string path = "car...
The $.param( ) inverse function in JavaScript / jQuery
...
My answer:
function(query){
var setValue = function(root, path, value){
if(path.length > 1){
var dir = path.shift();
if( typeof root[dir] == 'undefined' ){
root[dir] = path[0] == '' ? [] : {};
}
arguments.callee(root[dir], path, value);
...
Installing PG gem on OS X - failure to build native extension
...
n.b. If installing as root (for whatever reason), sudo goes before the variable: sudo ARCHFLAGS="-arch x86_64" gem install pg
– Noach Magedman
Aug 12 '14 at 21:40
...
Does Android keep the .apk files? if so where?
... applications are in /data/app. I guess you can't access unless you have a rooted phone.
I don't have a rooted phone here but try this code out:
public class Testing extends Activity {
private static final String TAG = "TEST";
@Override
public void onCreate(Bundle savedInstanceState) {
...
Python: Get relative path from comparing two absolute paths
... print os.path.commonprefix(['/tmp', '/usr/var']) # No common prefix: the root is the common prefix
'/'
You can thus test whether the common prefix is one of the paths, i.e. if one of the paths is a common ancestor:
paths = […, …, …]
common_prefix = os.path.commonprefix(list_of_paths)
if c...
Excluding directories in os.walk
...ited by os.walk:
# exclude = set(['New folder', 'Windows', 'Desktop'])
for root, dirs, files in os.walk(top, topdown=True):
dirs[:] = [d for d in dirs if d not in exclude]
From help(os.walk):
When topdown is true, the caller can modify the dirnames list in-place
(e.g., via del or slice assign...