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SQL set values of one column equal to values of another column in the same table
...her example is what you're looking for. If you're just updating one column from another column in the same table you should be able to use something like this.
update some_table set null_column = not_null_column where null_column is null
...
Spring Boot Rest Controller how to return different HTTP status codes?
...ng a ResponseEntityor similar you simply throw the ResponseStatusException from the controller with an HttpStatus and cause, for example:
throw new ResponseStatusException(HttpStatus.BAD_REQUEST, "Cause description here");
or:
throw new ResponseStatusException(HttpStatus.INTERNAL_SERVER_ERROR, "Cau...
Incompatible implicit declaration of built-in function ‘malloc’
... ahh thanks :) still getting the hang of C, first C program coming from java :)
– SGE
Aug 13 '11 at 13:53
afte...
Any way to force strict mode in node?
...me where you found that it is "unsupported by Node?" Is that just inferred from the fact that it's not documented?
– pushkin
Mar 1 '19 at 20:26
...
How to disable the application pool idle time-out in IIS7?
...Oddly this isn't documented in the MS docs but my evidence for this arises from:
IIS Settings Schema
If you have a look at the IIS settings schema in:
C:\Windows\System32\inetsrv\config\schema\IIS_schema.xml
The schema definition for idleTimeout under
<sectionSchema name="system.applicatio...
How to submit a form using PhantomJS
...n be sometimes more convenient. Below you can see post.js original example from PhantomJS
// Example using HTTP POST operation
var page = require('webpage').create(),
server = 'http://posttestserver.com/post.php?dump',
data = 'universe=expanding&answer=42';
page.open(server, 'post', d...
How to specify a port number in SQL Server connection string?
...
I have turned from C# to Java, and this answer saves me. Again.
– smwikipedia
Apr 3 '15 at 1:10
...
Returning redirect as response to XHR request
...faik. The actual content (.responseText, .responseXML) will be the content from the page you are redirected to.
You might be able to intercept the redirect (status-code, location-header) on readyState 2 or 3, but not sure about it.
...
What are the differences between Clojure, Scheme/Racket and Common Lisp?
...recently
Common Lisp has a built-in OO system, though it's quite different from other OO systems you might have used. Notably, it is not enforced--you don't have to write OO code.
The languages have somewhat different design philosophies. Scheme was designed as a minimal dialect for understanding th...
Right way to reverse pandas.DataFrame?
...
will reverse your data frame, if you want to have a for loop which goes from down to up you may do:
for idx in reversed(data.index):
print(idx, data.loc[idx, 'Even'], data.loc[idx, 'Odd'])
or
for idx in reversed(data.index):
print(idx, data.Even[idx], data.Odd[idx])
You are getting ...