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Can't execute jar- file: “no main manifest attribute”
...ond, to make a jar executable... you need to jar a file called META-INF/MANIFEST.MF
the file itself should have (at least) this one liner:
Main-Class: com.mypackage.MyClass
Where com.mypackage.MyClass is the class holding the public static void main(String[] args) entry point.
Note that there are s...
How to stop a goroutine
... the chan you have already is bi-directional, you can use just the one...
If your goroutine exists solely to process the items coming out of the chan, you can make use of the "close" builtin and the special receive form for channels.
That is, once you're done sending items on the chan, you close i...
Correct format specifier to print pointer or address?
Which format specifier should I be using to print the address of a variable? I am confused between the below lot.
5 Answers...
The Android emulator is not starting, showing “invalid command-line parameter”
...
If your SDK location path in Eclipse is in C:\Program Files (x86)\ change to C:\PROGRA~2\.
If you are running 32-bit Windows, C:\Program Files\, change the path to C:\PROGRA~1\.
...
How to change indentation mode in Atom?
...; Editor Settings.
To toggle indentation modes quickly you can use Ctrl-Shift-P and search for Editor: Toggle Soft Tabs.
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Responding with a JSON object in Node.js (converting object/array to JSON string)
...ole.log("response.json sets the appropriate header and performs JSON.stringify");
response.json({
anObject: { item1: "item1val", item2: "item2val" },
anArray: ["item1", "item2"],
another: "item"
});
}
Alternatively:
function random(response) {
console.log("Request handler ran...
Notification passes old Intent Extras
i am creating a notification inside a BroadcastReceiver via this code:
6 Answers
6
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C++ cout hex values?
... This seems to change all future output from cout to hex; so if you only want 'a' to be printed in hex you may want something like cout << hex << a << dec; to change it back.
– ShreevatsaR
Mar 9 '12 at 10:00
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Java generics T vs Object
I was wondering what is the difference between the following two method declarations:
8 Answers
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How to get just one file from another branch
...ource experiment -- app.js
By default, only the working tree is restored.
If you want to update the index as well (meaning restore the file content, and add it to the index in one command):
git restore --source experiment --staged --worktree -- app.js
# shorter:
git restore -s experiment -SW -- app...