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How to avoid annoying error “declared and not used”
...he goimports page lists some commands for other editors, and you typically set it to be run automatically when you save the buffer to disk.
Note that goimports will also run gofmt.
As was already mentioned, for variables the easiest way is to (temporarily) assign them to _ :
// No errors
tasty := "...
What is the purpose of Node.js module.exports and how do you use it?
...turned as the result of a require call.
The exports variable is initially set to that same object (i.e. it's a shorthand "alias"), so in the module code you would usually write something like this:
let myFunc1 = function() { ... };
let myFunc2 = function() { ... };
exports.myFunc1 = myFunc1;
expor...
Why malloc+memset is slower than calloc?
... in that it initializes the memory allocated. With calloc , the memory is set to zero. With malloc , the memory is not cleared.
...
Most efficient way to make the first character of a String lower case?
...est4 used StringBuilder.
StringBuilder sb = new StringBuilder(string);
sb.setCharAt(0, Character.toLowerCase(sb.charAt(0)));
string = sb.toString();
test5 used two substring() calls.
string = string.substring(0, 1).toLowerCase() + string.substring(1);
test6 uses reflection to change char value[]...
How to store custom objects in NSUserDefaults
...rDefaults *defaults = [NSUserDefaults standardUserDefaults];
[defaults setObject:encodedObject forKey:key];
[defaults synchronize];
}
- (MyObject *)loadCustomObjectWithKey:(NSString *)key {
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSData *encodedObject = [d...
How to get text box value in JavaScript
...
Set the id attribute of the input to txtJob. Your browser is acting quirky when you call getElementById.
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UIDevice uniqueIdentifier deprecated - What to do now?
...ser uninstall and reinstall again.
UUID will recreated just when device reset by user.
I tried this method with SFHFKeychainUtils and it's works like a charm.
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How to scale SVG image to fill browser window?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How do I create a parameterized SQL query? Why Should I?
...up being used as a value, whereas with the other method if variable fuz is set to
"x'; delete from foo where 'a' = 'a"
can you see what might happen?
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Get current domain
...
<iframe src="myserver.uk.com?domain=one.com"/>
And then you could set a session variable that persists this data throughout your application.
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