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Static constant string (class member)
...class definition and provide the initializer there.
First
// In a header file (if it is in a header file in your case)
class A {
private:
static const string RECTANGLE;
};
and then
// In one of the implementation files
const string A::RECTANGLE = "rectangle";
The syntax you were or...
Dump Mongo Collection into JSON format
...se> -c <collection_name>
Also helpful:
-o: write the output to file, otherwise standard output is used (docs)
--jsonArray: generates a valid json document, instead of one json object per line (docs)
--pretty: outputs formatted json (docs)
...
Setting up two different static directories in node.js Express framework
...possible? I would like to set up two different directories to serve static files. Let's say /public and /mnt
4 Answers
...
Removing duplicate rows in Notepad++
...eed to download it from here: https://sourceforge.net/projects/npp-plugins/files/TextFX
The TextFX plugin used to be included in older versions of Notepad++, or be possible to add from the menu by going to Plugins -> Plugin Manager -> Show Plugin Manager -> Available tab -> TextFX -> ...
Go build: “Cannot find package” (even though GOPATH is set)
...
It does not work because your foobar.go source file is not in a directory called foobar. go build and go install try to match directories, not source files.
Set $GOPATH to a valid directory, e.g. export GOPATH="$HOME/go"
Move foobar.go to $GOPATH/src/foobar/foobar.go an...
Export from sqlite to csv using shell script
I'm making a shell script to export a sqlite query to a csv file, just like this:
5 Answers
...
How can I create tests in Android Studio?
...ll set up already!
How to create local unit tests
Open the ExampleUnitTest file shown in the image above. it should look something like this:
public class ExampleUnitTest {
@Test
public void addition_isCorrect() throws Exception {
assertEquals(4, 2 + 2);
}
}
Press the double gre...
Amazon S3 boto - how to create a folder?
...
There is no concept of folders or directories in S3. You can create file names like "abc/xys/uvw/123.jpg", which many S3 access tools like S3Fox show like a directory structure, but it's actually just a single file in a bucket.
...
Close Window from ViewModel
...ing window (e.g. Loaded, ContentRendered for main window, dialog services, etc.), adding a bit to it via ViewModel event is pretty clean as for me. 3 lines of code doesn't really need any reusability solution. P.S.: pure MVVM is for nerds anyway.
– Sinatr
Oct 3...
Should a function have only one return statement?
...S_OK){ if(SUCCEEDED(Operation3())) { } else error = OPERATION3FAILED; } //etc.
– Joe Pineda
Oct 29 '08 at 21:27
6
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