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Delete empty lines using sed
...ut came from Edit 3 when it was changed from regular text to "code", which then "exposed" the `\` escaping. I have fixed them now.
– wisbucky
Apr 25 '19 at 22:41
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Is it possible to use the SELECT INTO clause with UNION [ALL]?
...create severe performance issues as it must first create the partition and then it will use the partition to write to the temp table.
A better solution would be the following:
SELECT top(100)* into #tmpFerdeen
FROM Customers
Insert into #tmpFerdeen
SELECT top(100)*
FROM CustomerEurope
Insert i...
How to pip or easy_install tkinter on Windows
...a Windows command prompt, or the Start Menu's "Run..." command, you should then be able to run a Python shell via:
% C:\python32\python
This should give you the Python command prompt. From the prompt, enter these two commands:
>>> import tkinter
>>> tkinter._test()
This shoul...
Do the parentheses after the type name make a difference with new?
...rence. If called on a trivial struct/class (e.g. struct Thing { int i; };) then new Thing; is like malloc(sizeof(Thing)); whereas new Thing(); is like calloc(sizeof(Thing)); - it gets zero initialized.
The gotcha lies in-between:
struct Thingy {
~Thingy(); // No-longer a trivial class
virtual ...
How to get the url parameters using AngularJS
...templateUrl: 'partials/partial1.html',
controller: 'MyCtrl1'
});
Then in your controller inject $routeParams:
.controller('MyCtrl1', ['$scope','$routeParams', function($scope, $routeParams) {
var param1 = $routeParams.param1;
var param2 = $routeParams.param2;
...
}]);
With this ap...
Spring Boot: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFa
...
Of source you can do that. But then you would need all the dependencies for a webapp.
– Dave Syer
Feb 17 '14 at 9:30
1
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What does an exclamation mark mean in the Swift language?
... back the value or nil if nil. But if you know for sure that it is not nil then use !......but I still can't see why you would do this?
– Richard Washington
Jun 7 '14 at 0:24
2
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How to run a Python script in the background even after I logout SSH?
...ant to kill it and restart under nohup, you can send it to the background, then disown it.
Ctrl+Z (suspend the process)
bg (restart the process in the background
disown %1 (assuming this is job #1, use jobs to determine)
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How do I pause my shell script for a second before continuing?
...nt for that. Make it python -c "import time; time.sleep(0.8)" instead. But then we need to factor in how long python startup actually takes. You need to run this: date +%N; python -c "import time; time.sleep(0)"; date +%N to determine how many nanoseconds python is taking to start. But that also inc...
What are Unwind segues for and how do you use them?
... presenting view controller as the presented view controller’s delegate, then call your custom delegate method, which then dismisses the presentedViewController. Sound cumbersome and complicated? It was. That’s why unwind segues are nice.
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