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MySQL Cannot drop index needed in a foreign key constraint
... to add a column. Consequently I also want to update the UNIQUE field to encompass that new column. I'm trying to remove the current index but keep getting the error MySQL Cannot drop index needed in a foreign key constraint
...
Automating “enter” keypresses for bash script generating ssh keys
...ssphrase" -f "desired pathAndName" -q
the -q is for silent
Source is http://linux.die.net/man/1/ssh-keygen
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Are list-comprehensions and functional functions faster than “for loops”?
...(<the code object for `[x for x in range(10)]`>)
1 0 BUILD_LIST 0
3 LOAD_FAST 0 (.0)
>> 6 FOR_ITER 12 (to 21)
9 STORE_FAST 1 (x)
12 LOAD_FAST 1 (x)
...
How to provide user name and password when connecting to a network share
... it in a hurry:
public class NetworkConnection : IDisposable
{
string _networkName;
public NetworkConnection(string networkName,
NetworkCredential credentials)
{
_networkName = networkName;
var netResource = new NetResource()
{
Scope = Reso...
mysql error 1364 Field doesn't have a default values
...e. Removing that setting and restarting MySQL should fix the problem.
See https://www.farbeyondcode.com/Solution-for-MariaDB-Field--xxx--doesn-t-have-a-default-value-5-2720.html
If editing that file doesn't fix the issue, see http://dev.mysql.com/doc/refman/5.6/en/option-files.html for other possi...
Difference between CouchDB and Couchbase
...attachments (you have to store additional files as new key/value pairs)
no HTTP API for everything (you need to use the Couchbase Server SDKs or one of the Experimental Client Libraries at Couchbase Develop so no experiments with curl and wget)
no CouchDB API (it uses the Memcached API instead)
you ...
Cannot drop database because it is currently in use
...ou drop the connection to that database first.
I have found a solution at http://www.kodyaz.com/articles/kill-all-processes-of-a-database.aspx
DECLARE @DatabaseName nvarchar(50)
SET @DatabaseName = N'YOUR_DABASE_NAME'
DECLARE @SQL varchar(max)
SELECT @SQL = COALESCE(@SQL,'') + 'Kill ' + Convert(...
What happened to “HelveticaNeue-Italic” on iOS 7.0.3
...
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Why doesn't list have safe “get” method like dictionary?
...f your list).
Of course, you can easily implement this yourself:
def safe_list_get (l, idx, default):
try:
return l[idx]
except IndexError:
return default
You could even monkeypatch it onto the __builtins__.list constructor in __main__, but that would be a less pervasive change since...
APP被手机识别为疑似病毒 - App应用开发 - 清泛IT社区，为创新赋能！
...。
2、如果想要发布，可以先线上检测一下：https://m.qq.com/security_lab/scans_online.jsp
上传APK文件检测。如果显示为“未知软件”，则说明手机管家还未标记这个APK，必须强行触发规则，让其显示为风险应用。打开QQ邮箱写信，将AP...