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Duplicate symbols for architecture x86_64 under Xcode
...
75 duplicate symbols for architecture x86_64
Means that you have loaded same functions twice.
As the issue disappear after removing -ObjC from Other Linker Flags,
this means that this option result that functions loads twice:
from Technical Q&A
This fl...
Preserve HTML font-size when iPhone orientation changes from portrait to landscape
I have a mobile web application with an unordered list containing multiple listitems with a hyperlink inside of each li:
9 ...
How to replace all dots in a string using JavaScript
...g.prototype.replaceAll = function( token, newToken, ignoreCase ) {
var _token;
var str = this + "";
var i = -1;
if ( typeof token === "string" ) {
if ( ignoreCase ) {
_token = token.toLowerCase();
while( (
i = str.toLowerCase().inde...
How to add text inside the doughnut chart using Chart.js?
...rt is refreshed by providing new data params
– techie_28
Jun 29 '16 at 9:19
Have you figured out the solution for that...
Check if an element is present in an array [duplicate]
...ot contain "includes". Please correct. en.wikipedia.org/wiki/ECMAScript#7th_Edition_-_ECMAScript_2016
– Juergen
Jan 9 '19 at 18:37
...
SQL command to display history of queries
...edit the configuration files (e.g. edit /etc/mysql/my.cnf, then restart to apply changes).
Now, if you'd like you can tail -f /var/log/mysql/mysql.log
More info here: Server System Variables
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Rails: select unique values from a column
...el.uniq.pluck(:rating)
# rails 5+
Model.distinct.pluck(:rating)
Update
Apparently, as of rails 5.0.0.1, it works only on "top level" queries, like above. Doesn't work on collection proxies ("has_many" relations, for example).
Address.distinct.pluck(:city) # => ['Moscow']
user.addresses.disti...
Comments in Android Layout xml
...hem inside tags
<EditText <!--This is not valid--> android:layout_width="fill_parent" />
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find -exec a shell function in Linux?
...ssue by changing while read for a for loop; for item in $(find . ); do some_function "${item}"; done
– user5359531
Oct 22 '18 at 16:44
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sho...
Iterate over object keys in node.js
...e passed to .forEach.
Object.keys(myObject).forEach(function(element, key, _array) {
// element is the name of the key.
// key is just a numerical value for the array
// _array is the array of all the keys
// this keyword = secondArg
this.foo;
this.bar();
}, secondArg);
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