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Terminating a script in PowerShell
...g ran using this specific method of running a script. The same is true for batch files and the Command Line window.
Return: This will return to the previous call point. If you call this command from a script (outside any functions) it will return to the shell. If you call this command from the shell...
REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...所需要的操作系统用户和组
具体命令
#groupadd -g 5000 oinstall
#groupadd -g 5001 dba
# useradd -m -g oinstall -G dba oracle
# passwd oracle
7、配置oracle 用户的环境变量
其实安装的时候有很多变量，很多是并不是必须的，以上四个是...
source of historical stock data [closed]
...ed from Yahoo directly to your database (if your database does not support batch inserts of CSV data, like SQLite). Otherwise, inserting the data is a one-liner... just batch insert the CSV into your database.
You can read more about the formatting of the url here: http://www.gummy-stuff.org/Yahoo-...
How do I check if a given string is a legal/valid file name under Windows?
I want to include a batch file rename functionality in my application. A user can type a destination filename pattern and (after replacing some wildcards in the pattern) I need to check if it's going to be a legal filename under Windows. I've tried to use regular expression like [a-zA-Z0-9_]+ but ...
In which order should floats be added to get the most precise result?
...s too large for the next number, then put the accumulator onto a temporary queue and start the accumulator with the next number. Continue until you exhaust the original list.
You repeat the process with the temporary queue (having sorted it) and with a possibly larger difference in exponent.
I th...
Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
...ors, Intel's "micro-ops fusion" that try to group instructions into larger batches of simultaneous work (kind of like the VLIW/Itanium titanic). There are even cache boundaries that could make the code run faster for god-knows-why if it's bigger (maybe the cache controller slots it more intelligentl...
How to play an android notification sound
...e notification bar; you can do that like this:
Notifications.notify(this, 5000, "This text will go away after five seconds.");
There are many other convenience methods in this class. You can download the whole library from its Subversion repository and build it with Maven. It depends on the glob...
Best way to stress test a website [duplicate]
...
This site is extremely expensive, sending 5000 test users to your site (in 1min, a typical peak traffic scenario) will costs you $1500 (!!). Insane!
– Sliq
Aug 2 '16 at 14:45
...
When to use thread pool in C#? [closed]
... suits your needs:
Task Parallel Library (.NET Framework
4.0)
ThreadPool.QueueUserWorkItem
Asynchronous Delegates
BackgroundWorker
This e-book explains these all and advises when to use them vs. create your own thread.
s...
Multithreading: What is the point of more threads than cores?
...
the same can be done with a single thread and a queue though :\ is there really any benefit to having 80 threads on 2-4 cores, over just having 2-4 cores that just eat up tasks off a queue as soon as they arrive and they have nothing to do?
– Dmitry
...