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Solutions for INSERT OR UPDATE on SQL Server
...ns provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where key = @key
end
else...
Why is there no tuple comprehension in Python?
...cause there isn't a clean syntax for it (or at least nobody has thought of one)
– mgilson
Jun 5 '13 at 13:00
84
...
When should I use semicolons in SQL Server?
...t have been introduced in recent years. (MERGE too for example). As mentioned in other answers, in the ANSI standard they are required
– Mark Sowul
Jul 28 '17 at 18:16
...
Windows batch: formatted date into variable
...eeded because for /f returns two lines, the latter of which being an empty one. You can solve that by using set MyDate= in between. I guess that's what user2023861 stumbled over.
– Joey
Sep 16 '13 at 6:49
...
Why is my program slow when looping over exactly 8192 elements?
...matrix size, large difference in timings
But that's only because there's one other problem with the code.
Starting from the original loop:
for(i=1;i<SIZE-1;i++)
for(j=1;j<SIZE-1;j++) {
res[j][i]=0;
for(k=-1;k<2;k++)
for(l=-1;l<2;l++)
...
What's the meaning of interface{}?
...all types implement at least zero methods, and satisfying an interface is done automatically, all types satisfy the empty interface.
That means that if you write a function that takes an interface{} value as a parameter, you can supply that function with any value.
(That is what Msg represents i...
Git Cherry-pick vs Merge Workflow
...that the state of the repository at a given SHA1 is identical across all clones. There is (in theory) no chance that someone has done what looks like the same change but is actually corrupting or hijacking your repository. You can cherry-pick in individual changes and they are likely the same, but...
Python: json.loads returns items prefixing with 'u'
...
Your answer was the most useful one I got, and I think the asker of this question would have really appreciated it: stackoverflow.com/questions/956867/…
– jimh
Mar 19 '16 at 1:17
...
Eclipse hangs at the Android SDK Content Loader
...ins configs won't load (you lose even the version control configs for each one). You should, backup the .projects folder, start eclipse, let it load, then close it, and after that, overwrite the recently generated .projects with the one you backed-up. (Taken from here: stackoverflow.com/a/22007977/...
Static linking vs dynamic linking
...
Dynamic linking can reduce total resource consumption (if more than one process shares the same library (including the version in "the same", of course)). I believe this is the argument that drives it its presence in most environments. Here "resources" includes disk space, RAM, and cache spac...