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How to do an INNER JOIN on multiple columns
I'm working on a homework project and I'm supposed to perform a database query which finds flights either by the city name or the airport code, but the flights table only contains the airport codes so if I want to search by city I have to join on the airports table.
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Get type name without full namespace
... premature optimisation. It creates a new StringBuilder in each recursive call (even the base case when it's unused), yet ignores the string.Join temporary and LINQ lambda. Just use String until you know it's a bottleneck. /rant
– Nigel Touch
May 30 '18 at 19:0...
NSString with \n or line break
...instance of NSString named myString read in from my .plist file, I had to call...
myString = [myString stringByReplacingOccurrencesOfString:@"\\n" withString:@"\n"];
... before assigning it to my UILabel instance...
myLabel.text = myString;
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SQL command to display history of queries
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try
cat ~/.mysql_history
this will show you all mysql commands ran on the system
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How to convert Java String into byte[]?
...m you appear to be wrestling with is that this doesn't display very well. Calling toString() will just give you the default Object.toString() which is the class name + memory address. In your result [B@38ee9f13, the [B means byte[] and 38ee9f13 is the memory address, separated by an @.
For display ...
How to get Locale from its String representation in Java?
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Call requires API level 21 (current min is 17): java.util.Locale#forLanguageTag
– Vlad
Oct 14 '18 at 7:53
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How to get Visual Studio 'Publish' functionality to include files from post build event?
...ss that collects the files for packaging. The target we need to extend is called CopyAllFilesToSingleFolder. This target has a dependency property, PipelinePreDeployCopyAllFilesToOneFolderDependsOn, that we can tap into and inject our own target. So we will create a target named CustomCollectFiles a...
Nginx reverse proxy causing 504 Gateway Timeout
...nd it had to do with not using a keep-alive on the connection. I can't actually answer why this is but, in clearing the connection header I solved this issue and the request was proxied just fine:
server {
location / {
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header ...
Alternative to itoa() for converting integer to string C++? [duplicate]
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I suppose you mean: cppreference.com/cppsstream/all.html
– Wodin
Dec 15 '10 at 9:07
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Git fatal: Reference has invalid format: 'refs/heads/master
...onflicted files everywhere inside of .git. I went through and deleted them all, and its fixed. Thanks.
– Justin
Oct 7 '12 at 23:16
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