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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
... on a debian wheezy ( I had previously migrated from 8.4 and I was getting errors ).
What I did:
First, I deleted config and database
$ sudo pg_dropcluster --stop 9.1 main
Then removed postgresql
$ sudo apt-get remove --purge postgresql postgresql-9.1
and then reinstalled
$ sudo apt-get i...
How to assign a Git SHA1's to a file without Git?
... line.
– Mark Booth
Jun 10 '13 at 0:05
3
With python 3 you need to encode the data: s.update(("bl...
Can I add a custom attribute to an HTML tag?
...
You can amend your !DOCTYPE declaration (i.e. DTD) to allow it, so that the [XML] document will still be valid:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
[
<!ATTLIST tag myAttri CDATA #IMPLIE...
Android Fragment lifecycle over orientation changes
...reated. This is a massive pain in the rear most of the time.
You can stop errors occurring by using the same Fragment rather than recreating a new one. Simply add this code:
if (savedInstanceState == null) {
// only create fragment if activity is started for the first time
mFragmentManager...
How can I make a multipart/form-data POST request using Java?
...m ... Previously, the request was being accepted. But now I am getting 500 error. Any ideas why this might be happening?
– Logan
Jul 27 '15 at 10:59
...
一文讲透区块链技术原理 - 资讯 - 清泛网 - 专注C/C++及内核技术
...息压缩值，这就使得从创世块（第一个区块）到当前区块连接在一起形成了一条长链。由于如果不知道前一区块的“交易缩影”值，就没有办法生成当前区块，因此每个区块必定按时间顺序跟随在前一个区块之后。这种所有区块...
App Inventor 2 天气预报App开发 - 第三方API接入的通用方法 · App Inventor 2 中文网
...01",
"sunset": "16:57",
"moonrise": "16:01",
"moonset": "05:41",
"moonPhase": "盈凸月",
"moonPhaseIcon": "803",
"tempMax": "13",
"tempMin": "0",
"iconDay": "100",
"textDay": "晴",
"iconNight": "150",
"textNight": "晴",
"win...
Can promises have multiple arguments to onFulfilled?
... fn(data.payload, data.status, {additional: 42})
return promise
promise.error = (fn) ->
promise.then null, (err) ->
fn(err)
return promise
return promise
And to use it:
service.get().success (arg1, arg2, arg3) ->
# => arg1 is data.payload, arg2 is data.status, arg3 is...
What is std::move(), and when should it be used?
...l cannabilised object is usually deliberately sabotaged to avoid confusing errors (e.g. set its pointers to nullptr to signal that it no longer owns the pointees), the fact that the whole move is implemented by simply copying a pointer from the source to the destination (and deliberately avoiding do...
Storing time-series data, relational or non?
... Could you explain how the table is "de-normalised" ? Marcus does have an error in the table, but it is not a normalisation error.
– PerformanceDBA
Feb 3 '11 at 9:25
...