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Create a nonclustered non-unique index within the CREATE TABLE statement with SQL Server
... aesthetic reasons. I thought it could be convenient to anyone reading the script if all constraints/indexes are contained within the same statement. Personally, I like to know whether columns belonging to a foreign key also have an index, and this may have been a nice method to logically group this...
Purpose of Trigraph sequences in C++?
...rt (IBM's for example). Microsoft started supporting a warning (C4837) in VS2008 that must be explicitly enabled (using -Wall or something).
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(Built-in) way in JavaScript to check if a string is a valid number
... latest version of Chrome. See the performance test here: jsperf.com/isnan-vs-typeof/5
– Kevin Jurkowski
Jan 22 '14 at 0:59
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Check if string matches pattern
...where in string. (See also: https://docs.python.org/library/re.html#search-vs-match)
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How do you build a Singleton in Dart?
...are singleton patterns. It's really a question of syntax "new Singleton()" vs "singleton". I find the latter more clear. Dart's factory constructors are useful, but I don't think this is a good use case for them. I also think Dart's lazy initialisation is a great feature, which is underused. Also re...
Best way to serialize an NSData into a hexadeximal string
.... I profiled this with a 2MB file on my iPhone 5. Time comparison was 0.05 vs 12 seconds. Memory footprint is negligible with this method while the other method grew the heap to 70MBs!
- (NSString *) hexString
{
NSUInteger bytesCount = self.length;
if (bytesCount) {
const char *hexC...
how to set “camera position” for 3d plots using python/matplotlib?
...he mouse when using matplotlib interactively. But how can I do this from a script?
I found a lot of transforms in mpl_toolkits.mplot3d.proj3d but I could not find out how to use these for my purpose and I didn't find any example for what I'm trying to do.
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How to generate gcc debug symbol outside the build target?
...gnu-debuglink="${debugdir}/${debugfile}" "${tostripfile}"
I use the bash script below to separate the debug information into files with a .debug extension in a .debug directory. This way I can tar the libraries and executables in one tar file and the .debug directories in another. If I want to add...
How to apply a Git patch to a file with a different name and path?
... a simple solution that does not involve manual patch editing nor external script.
In the first repository (this may also export a range of commit, use -1 if you want to select only one commit) :
git format-patch --relative <committish> --stdout > ~/patch
In the second repository :
gi...
What is the convention for word separator in Java package names?
...me and seems more readable for a two word package name like bigdataSource (vs "bigdatasource"). Unless there's some reason camelCase is a bad idea for packages that I'm unaware of, that seems fine.
– Manius
Jun 12 '19 at 16:31
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