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How to add include path in Qt Creator?
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Okay. This will work for me just fine. Is there a global setting for include paths?
– Nathan Osman
May 2 '10 at 3:56
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What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
...y, or procedure. I want to even extend this to manage computer hardware assets, and installed software.
I envision that once the information network starts to get populated you can start doing cool traversals such as "I want to write an email to everyone working on the XYZ project". People will...
What is the difference between the kernel space and the user space?
...each entry has a field Privl which encodes the ring.
The LGDT instruction sets the address to the current descriptor table.
See also: http://wiki.osdev.org/Global_Descriptor_Table
the segment registers CS, DS, etc., which point to the index of an entry in the GDT.
For example, CS = 0 means the fi...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
...n success, zero is returned. On error, -1 is returned, and errno is set
* appropriately.
*/
int check_fd_fine(int fd) {
struct stat _stat;
int ret = -1;
if(!fcntl(fd, F_GETFL)) {
if(!fstat(fd, &_stat)) {
if(_stat.st_nlink >= 1)
ret...
Check if at least two out of three booleans are true
An interviewer recently asked me this question: given three boolean variables, a, b, and c, return true if at least two out of the three are true.
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How to move screen without moving cursor in Vim?
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How about just setting 'scrolloff' to half the value of 'lines'?
– rld.
Nov 5 '17 at 17:24
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How to print a date in a regular format?
...list, you have printed a list of objects and Python tried to represent the set of data, using repr().
The How: what do you want to do with that?
Well, when you manipulate dates, keep using the date objects all long the way. They got thousand of useful methods and most of the Python API expect dates ...
What is the difference between a Docker image and a container?
... instance of an image is called a container. You have an image, which is a set of layers as you describe. If you start this image, you have a running container of this image. You can have many running containers of the same image.
You can see all your images with docker images whereas you can see y...
Save classifier to disk in scikit-learn
...in scikit-learn:
>>> import joblib
>>> from sklearn.datasets import load_digits
>>> from sklearn.linear_model import SGDClassifier
>>> digits = load_digits()
>>> clf = SGDClassifier().fit(digits.data, digits.target)
>>> clf.score(digits.data, d...
How to check if a stored procedure exists before creating it
...dures as well. To use their output in an INSERT, you'll need to use OPENROWSET or OPENQUERY which works with the anonymous code as well. Of course there are drawbacks in the anonymous code: for instance, it only runs under the caller's privileges. My point is that it is possible, not preferred way o...