大约有 30,000 项符合查询结果（耗时：0.0437秒） [XML]
How to redirect all HTTP requests to HTTPS
...
answered Dec 29 '14 at 23:05
DavidDavid
1,83322 gold badges1010 silver badges1515 bronze badges
...
Check if an apt-get package is installed and then install it if it's not on Linux
...s upon finding that the package is missing, such as simply exiting with an error code.
REQUIRED_PKG="some-package"
PKG_OK=$(dpkg-query -W --showformat='${Status}\n' $REQUIRED_PKG|grep "install ok installed")
echo Checking for $REQUIRED_PKG: $PKG_OK
if [ "" = "$PKG_OK" ]; then
echo "No $REQUIRED_P...
Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
I keep getting an error that says
10 Answers
10
...
Unable to load Private Key. (PEM routines:PEM_read_bio:no start line:pem_lib.c:648:Expecting: ANY PR
... Oh my good God! THANK YOU! I would've never figured that out by trial and error, fixed the issue for me!
– Mikael Dyreborg Hansen
Apr 15 at 12:48
...
Select top 10 records for each category
...
If you are using SQL 2005 you can do something like this...
SELECT rs.Field1,rs.Field2
FROM (
SELECT Field1,Field2, Rank()
over (Partition BY Section
ORDER BY RankCriteria DESC ) AS Rank
FROM table
...
Sort a list by multiple attributes?
...|
edited Apr 24 '18 at 22:05
smci
23k1414 gold badges9393 silver badges134134 bronze badges
answered Nov...
How to compare only date components from DateTime in EF?
... Doesn't seem to work with a SQLite database. I get "SQL logic error or missing database no such function: TruncateTime".
– shadowsora
Nov 29 '17 at 13:37
add a co...
Install an apk file from command prompt?
...pk
if you have more than one device/emulator connected you will get this error
adb: error: connect failed: more than one device/emulator
- waiting for device - error: more than one device/emulator
to avoid that you can list all devices by below command
adb devices
you will get results l...
How to generate keyboard events in Python?
...pes import wintypes
import time
user32 = ctypes.WinDLL('user32', use_last_error=True)
INPUT_MOUSE = 0
INPUT_KEYBOARD = 1
INPUT_HARDWARE = 2
KEYEVENTF_EXTENDEDKEY = 0x0001
KEYEVENTF_KEYUP = 0x0002
KEYEVENTF_UNICODE = 0x0004
KEYEVENTF_SCANCODE = 0x0008
MAPVK_VK_TO_VSC = 0
# msdn.m...
How to run a shell script in OS X by double-clicking?
... you'll see the following symptoms:
.command: Finder displays a misleading error message that suggests the problem can be fixed via File > Get Info, which is not true - use the chmod +x method suggested above.
no suffix:
with a shebang line (e.g., #!/bin/bash): behavior is as if the suffix wer...