大约有 19,000 项符合查询结果（耗时：0.0309秒） [XML]
How can I get enum possible values in a MySQL database?
...e values by querying it like this:
SELECT SUBSTRING(COLUMN_TYPE,5)
FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA='databasename'
AND TABLE_NAME='tablename'
AND COLUMN_NAME='columnname'
From there you'll need to convert it into an array:
eval that directly into an array if you're la...
Extract filename and extension in Bash
....*}"
somefile.tar
There's a caveat in that if your filename was of the form ./somefile.tar.gz then echo ${FILENAME%%.*} would greedily remove the longest match to the . and you'd have the empty string.
(You can work around that with a temporary variable:
FULL_FILENAME=$FILENAME
FILENAME=${FUL...
Convert interface{} to int
...e rules in the referenced specs parts:
Conversions are expressions of the form T(x) where T is a type and x is an expression that can be converted to type T.
...
A non-constant value x can be converted to type T in any of these cases:
x is assignable to T.
x's type and T have identical underlyin...
How to open emacs inside bash
... disregarding the DISPLAY environment variable even if it is set.
The long form of this flag is emacs --no-window-system.
More information about emacs launch options can be found in the manual.
share
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What is the iBeacon Bluetooth Profile
...ertisement packet looks like this:
d6 be 89 8e 40 24 05 a2 17 6e 3d 71 02 01 1a 1a ff 4c 00 02 15 e2 c5 6d b5 df fb 48 d2 b0 60 d0 f5 a7 10 96 e0 00 00 00 00 c5 52 ab 8d 38 a5
This packet can be broken down as follows:
d6 be 89 8e # Access address for advertising data (this is always the same fix...
Convert tabs to spaces in Notepad++
...I just want to be able to switch to spaces before pasting some code into a form.
– Helephant
Jan 18 '09 at 12:17
3
...
QLabel: set color of text and background
...olors of your QLabel, but you might get different results on different platforms and/or styles.
As Qt documentation states :
Using a QPalette isn't guaranteed to work for all styles, because style authors are restricted by the different platforms' guidelines and by the native theme engine.
B...
How to send a header using a HTTP request through a curl call?
...ue1&param2=value2" http://hostname/resource
For file upload:
curl --form "fileupload=@filename.txt" http://hostname/resource
RESTful HTTP Post:
curl -X POST -d @filename http://hostname/resource
For logging into a site (auth):
curl -d "username=admin&password=admin&submit=Login"...
SQLiteDatabase.query method
... be used.
selection String: A filter declaring which rows to return, formatted as an SQL WHERE clause (excluding the WHERE itself). Passing
null will return all rows for the given table.
selectionArgs String: You may include ?s in selection, which will be replaced by the values from se...
Only parameterless constructors and initializers are supported in LINQ to Entities
...
This solves the problem form me. Actually this query with struct selector is supported in LINQ-2-SQL and it is an issue when you are upgrading to EntityFramework.
– Tomas Kubes
Sep 26 '15 at 15:59
...