大约有 42,000 项符合查询结果（耗时：0.0521秒） [XML]
Fastest way to count exact number of rows in a very large table?
...
The fastest way by far on MySQL is:
SHOW TABLE STATUS;
You will instantly get all your tables with the row count (which is the total) along with plenty of extra information if you want.
...
relative path in BAT script
...r
bin\Iris.exe
(no leading slash - because that means start right from the root)
or \Program\bin\Iris.exe (full path)
share
|
improve this answer
|
follow
|
...
How to install Android SDK Build Tools on the command line?
...alled and available packages are printed out.
Common Arguments:
--sdk_root=<sdkRootPath>: Use the specified SDK root instead of the SDK containing this tool
--channel=<channelId>: Include packages in channels up to <channelId>.
Common channels ar...
Change default global installation directory for node.js modules in Windows?
...LDIR=C:\ProgramData\nodejs'"
Then create a folder called npm-cache at the root of the installation directory, which after following above would be C:\ProgramData\nodejs\npm-cache.
Create a folder called etc at the root of the installation directory, which after following above would be C:\ProgramD...
How to change the commit author for one specific commit?
... the git rebase -i B command)
if you need to edit A, use git rebase -i --root
Change the lines for both C and D from pick to edit
Exit the editor (for vim, this would be pressing Esc and then typing :wq).
Once the rebase started, it would first pause at C
You would git commit --amend --author="Au...
PowerShell script to return versions of .NET Framework on a machine?
...he full version for the 4.x Framework. The earlier answers both return the root number on my system for .NET 3.0 (where the WCF and WPF numbers, which are nested under 3.0, are higher -- I can't explain that), and fail to return anything for 4.0 ...
EDIT: For .Net 4.5 and up, this changed slightly...
How to write DataFrame to postgres table?
There is DataFrame.to_sql method, but it works only for mysql, sqlite and oracle databases. I cant pass to this method postgres connection or sqlalchemy engine.
...
Why is my Spring @Autowired field null?
...t the top of your answer that explains that retrieving the first bean, the root from which you do everything, should be done through the ApplicationContext. Some users (for which I've closed as duplicates) don't understand this.
– Sotirios Delimanolis
Oct 18 '1...
Should developers have administrator permissions on their PC
...ges to do.
Bearing in mind that development staff do not necessarily have root access to production systems, admin rights on a local PC does not significantly compromise security of production systems. There is almost no legitimate operational reason for restricting admin access to local PCs for s...
Error to use a section registered as allowDefinition='MachineToApplication' beyond application level
...ramework\version\CONFIG folder. You can also have a Web.config file in the root folder of your website. This Web.config file can override settings defined in the “global” Web.config file, or add new ones. Additionally, you may have Web.config files in the subfolders of your website, which define...