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Storing C++ template function definitions in a .CPP file
... stored in a CPP file instead of inline in the header. I know this can be done as long as you know which template types will be used. For example:
...
Comparing Timer with DispatcherTimer
what is a difference between System.Windows.Forms.Timer() and System.Windows.Threading.DispatcherTimer() ? In which cases, we should use them? any best practices ?
...
Clearing all cookies with JavaScript
How do you delete all the cookies for the current domain using JavaScript?
18 Answers
...
How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
I don't know what I've done incorrectly, but I can't include JSTL. I have jstl-1.2.jar, but unfortunately I get exception:
...
JavaScript variable assignments from tuples
...
Javascript 1.7 added destructured assignment which allows you to do essentially what you are after.
function getTuple(){
return ["Bob", 24];
}
var [a, b] = getTuple();
// a === "bob" , b === 24 are both true
s...
Apache redirect to another port
I've struggled with this for some time and am definitely doing something wrong.
14 Answers
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理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ides a very convenient way of dealing with the situation where you have to do a setup and teardown to make something happen. A very good example for this is the situation where you want to gain a handler to a file, read data from the file and the close the file handler.
有一些任务，可能事...
Putting git hooks into repository
... hooks if they can just type bin/create-hook-symlinks than if they have to do it themselves.
Second, directly symlinking hooks prevents users from adding in their own personal hooks. For example, I rather like the sample pre-commit hook which makes sure I don't have any whitespace errors. A great w...
INSERT … ON DUPLICATE KEY (do nothing)
...it won't trigger row update even though id is assigned to itself).
If you don't care about errors (conversion errors, foreign key errors) and autoincrement field exhaustion (it's incremented even if the row is not inserted due to duplicate key), then use INSERT IGNORE.
...
How to execute shell command in Javascript
..., child;
child = exec('cat *.js bad_file | wc -l',
function (error, stdout, stderr) {
console.log('stdout: ' + stdout);
console.log('stderr: ' + stderr);
if (error !== null) {
console.log('exec error: ' + error);
}
});
child();
Hope this helps...