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Why do we not have a virtual constructor in C++?
... Correct, they are defined static and constant, but just not allocated and set up.
– Marius
Jan 11 '18 at 15:12
Access properties file programmatically with Spring?
...ss placeholder value from code, there is the @Value annotation:
@Value("${settings.some.property}")
String someValue;
To access placeholders From SPEL use this syntax:
#('${settings.some.property}')
To expose configuration to views that have SPEL turned off, one can use this trick:
package co...
Why should C++ programmers minimize use of 'new'?
...
@Charlie : The class internals need to be set up either way. The comparison is being made on allocating the space required.
– Oliver Charlesworth
Jun 28 '11 at 0:36
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Lombok added but getters and setters not recognized in Intellij IDEA
...k plugin for IDEA. I have access to the annotations but the getters and setters aren't generated. I get the same errors I would get if I tried accessing a getter or setter method that doesn't exist. What could I be missing?
...
How do I find the MySQL my.cnf location
...e directory and /etc/mysql/my.conf You can also see if your MYSQL_HOME is set by typing echo $MYSQL_HOME in a terminal
– Dyllon
Mar 20 '10 at 20:58
12
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git - pulling from specific branch
...xt
So I imagine you want to do something like:
git pull origin dev
To set it up so that it does this by default while you're on the dev branch:
git branch --set-upstream-to dev origin/dev
share
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How do I escape a single quote in SQL Server?
...r you (like it didn't for one of my recent REPLACE() queries), you can use SET QUOTED_IDENTIFIER OFF before your query, then SET QUOTED_IDENTIFIER ON after your query.
For example
SET QUOTED_IDENTIFIER OFF;
UPDATE TABLE SET NAME = REPLACE(NAME, "'S", "S");
SET QUOTED_IDENTIFIER ON;
-- set OFF th...
Java compile speed vs Scala compile speed
...Scala 2.8, and I expect the improvements to continue now that the dust has settled on 2.8. This page documents some of the ongoing efforts and ideas to improve the performance of the Scala compiler.
Martin Odersky provides much more detail in his answer.
...
Check if event is triggered by a human
...se you have control of all your code, no alien calls $(input).focus() than setFocus().
Use a global variable is a correct way for me.
var globalIsHuman = true;
$('input').on('focus', function (){
if(globalIsHuman){
console.log('hello human, come and give me a hug');
}else{
...
Write to file, but overwrite it if it exists
...
In Bash, if you have set noclobber a la set -o noclobber, then you use the syntax >|
For example:
echo "some text" >| existing_file
This also works if the file doesn't exist yet
Check if noclobber is set with: set -o | grep noclobber...