大约有 1,400 项符合查询结果（耗时：0.0125秒） [XML]
I need to store postal codes in a database. How big should the column be?
...
Good link. Even allowing for the punctuation in US ZIP+4, 10 characters would be enough for any country as far as I could tell.
– Jonathan Leffler
Nov 28 '08 at 5:36
...
Postgresql aggregate array
...meone:
SELECT directory, ARRAY_AGG(file_name)
FROM table
WHERE type = 'ZIP'
GROUP BY directory;
And the result was something like:
parent_directory | array_agg | ------------------------+----------------------------------------+
/home/postgresql/files ...
Most efficient way to store thousand telephone numbers
...
Here's an improvement to aix's answer. Consider using three "layers" for the data structure: the first is a constant for the first five digits (17 bits); so from here on, each phone number has only the remaining five digits left. We view these remain...
SQL Server Installation - What is the Installation Media Folder?
...
If you've downloaded SQL from the Microsoft site, rename the file to a zip file and then you can extract the files inside to a folder, then choose that one when you "Browse for SQL server Installation Media"
SQLEXPRADV_x64_ENU.exe > SQLEXPRADV_x64_ENU.zip
7zip will open it (standard Windows...
Resource interpreted as Document but transferred with MIME type application/zip
...d attribute in your <a> tag.
<a href="http://example.com/archive.zip" download>Export</a>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/a#attr-download
share
|
impro...
Update Eclipse with Android development tools v. 23
...r22.6.2-linux.tgz
http://dl.google.com/android/android-sdk_r22.6.2-windows.zip
http://dl.google.com/android/android-sdk_r22.6.2-macosx.zip
and copy over the following files:
tools/hprof-conv
tools/support/annotations.jar
tools/proguard
So at the end if you started from a new ADT copy by hand...
Extract source code from .jar file
... This is equivalent to renaming filename.jar to filename.jar.zip and then just unzipping it.
– Mathias Bynens
Mar 5 '14 at 9:16
28
...
Unzip files programmatically in .net
I am trying to programatically unzip a zipped file.
15 Answers
15
...
SVN repository backup strategies
...
You could use something like (Linux):
svnadmin dump repositorypath | gzip > backupname.svn.gz
Since Windows does not support GZip it is just:
svnadmin dump repositorypath > backupname.svn
share
|
...
Multiple Indexes vs Multi-Column Indexes
...reused.
e.g. imagine you search a table on three columns
state, county, zip.
you sometimes search by state only.
you sometimes search by state and county.
you frequently search by state, county, zip.
Then an index with state, county, zip. will be used in all three of these searches.
If yo...