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Difference between “git checkout ” and “git checkout -- ”
...his is not Git-specific, it's a general Unix command line convention. Normally you use it to clarify that an argument is a file name rather than an option, e.g.
rm -f # does nothing
rm -- -f # deletes a file named "-f"
git checkout1 also takes -- to mean that subsequent arguments are not ...
How to perform OR condition in django queryset?
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from django.db.models import Q
User.objects.filter(Q(income__gte=5000) | Q(income__isnull=True))
via Documentation
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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
... advice about how to properly catch errors in future, it should (IMHO) actually answer the specific question (ie explain why there's an error in this case).
– Sepster
Apr 23 '13 at 22:17
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Merge, update, and pull Git branches without using checkouts
I work on a project that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do:
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“java.lang.OutOfMemoryError: PermGen space” in Maven build [duplicate]
...etting this error while building Maven project, I increased MAVEN_OPTS but all the same, I found some similar posts but they are refering to something else. How do I fix this?
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Is it better to use Enumerable.Empty() as opposed to new List() to initialize an IEnumerable
...uld be noticeable impact.
Enumerable.Empty does not create an object per call thus putting less load on GC.
If the code is in low-throughput location, then it boils down to aesthetic considerations though.
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Sending images using Http Post
...client to the Django server using Http Post. The image is chosen from the gallery. At present, I am using list value name Pairs to send the necessary data to the server and receiving responses from Django in JSON. Can the same approach be used for images (with urls for images embedded in JSON respon...
How to implement static class member functions in *.cpp file?
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If you define it in the class body, it will automatically be default. If it's in the header outside the class body, it had better be marked either inline or template or you'll get multiple definition errors from the linker.
– Ben Voigt
Ma...
iPhone get SSID without private library
...e(CNCopySupportedInterfaces());
NSLog(@"%s: Supported interfaces: %@", __func__, interfaceNames);
NSDictionary *SSIDInfo;
for (NSString *interfaceName in interfaceNames) {
SSIDInfo = CFBridgingRelease(
CNCopyCurrentNetworkInfo((__bridge CFStringRef)interfaceName));
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NOT using repository pattern, use the ORM as is (EF)
... The more I started digging I started asking myself the question: "Do I really need it?"
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