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Measure and Benchmark Time for Ruby Methods
How can i measure the time taken by a method and the individual statements in that method in Ruby. If you see the below method i want to measure the total time taken by the method and the time taken for database access and redis access. I do not want to write Benchmark.measure before every statement...
NHibernate ISession Flush: Where and when to use it, and why?
...tate with the state of objects held in memory. This process, flush, occurs by default at the following points
from some invocations of Find() or Enumerable()
from NHibernate.ITransaction.Commit()
from ISession.Flush()
The SQL statements are issued in the following order
all entity insertions, in ...
Convert base-2 binary number string to int
... And note that in an interactive REPL session (as suggested by the >>> prompt), you don't need to use print at all. The OP's hypothetical example didn't. So it really should be identical in Python 2 and 3.
– John Y
Jul 12 '16 at 22:36
...
In git, what is the difference between merge --squash and rebase?
..., this incompatibility is made explicit:
See commit 1d14d0c (24 May 2019) by Vishal Verma (reloadbrain).
(Merged by Junio C Hamano -- gitster -- in commit 33f2790, 25 Jul 2019)
merge: refuse --commit with --squash
Previously, when --squash was supplied, 'option_commit' was silently
dro...
How long should SQL email fields be? [duplicate]
...nger ones up to the limit of our column (255) but they are apparently fake by visual inspection.
The peak of the length distribution is at 19.
There isn't long tail. Everything falls off sharply after 38.
We cleaned up the DB by throwing away anything longer than 40. The good news is that no one h...
str performance in python
...
'%s' % 100000 is evaluated by the compiler and is equivalent to a constant at run-time.
>>> import dis
>>> dis.dis(lambda: str(100000))
8 0 LOAD_GLOBAL 0 (str)
3 LOAD_CONST 1 (1000...
Why does IE9 switch to compatibility mode on my website?
...enderer;
whether the user has opted to put all sites in compatibility view by default;
whether IE thinks the site is on your intranet and so defaults to compatibility view;
whether the site in question is in Microsoft's own list of websites that require compatibility view.
You can change these set...
Using FileSystemWatcher to monitor a directory
...be finished. Take a file size of 1 GB for example. The file may be created by another program (Explorer.exe copying it from somewhere) but it will take minutes to finish that process. The event is raised at creation time and you need to wait for the file to be ready to be copied.
You can wait for ...
When should I use the Visitor Design Pattern? [closed]
... The &-Operator gives the address of the Sound-Object, which is needed by the interface. letsDo(Operation *v) needs a pointer.
– AquilaRapax
Feb 1 '13 at 12:58
...
Why do you need to create a cursor when querying a sqlite database?
...ifies the row. The cursor must be opened and already positioned
on a row by means of FETCH statement.
If you check the docs on Python sqlite module, you can see that a python module cursor is needed even for a CREATE TABLE statement, so it's used for cases where a mere connection object should s...