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How to modify a text file?
I'm using Python, and would like to insert a string into a text file without deleting or copying the file. How can I do that?
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How to compare two dates?
How would I compare two dates to see which is later, using Python?
5 Answers
5
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JavaScript: clone a function
...;
Function.prototype.clone = function() {
var that = this;
var temp = function temporary() { return that.apply(this, arguments); };
for(var key in this) {
if (this.hasOwnProperty(key)) {
temp[key] = this[key];
}
}
return temp;
};
alert(x === x.clone...
Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
I've just lost three days of my life tracking down a very strange bug where unordered_map::insert() destroys the variable you insert. This highly non-obvious behaviour occurs in very recent compilers only: I found that clang 3.2-3.4 and GCC 4.8 are the only compilers to demonstrate this "feature"....
What is the difference between a route and resource in New Router API?
I am trying to understand the difference between a Route and a Resource . The way I understand Resource helps to set sub paths of a Route object to another Route Object. But its unclear when i think of default name mapping happening for paths as well.
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Does a const reference class member prolong the life of a temporary?
...ection on initializers of reference declarations. The reference in your example is bound to the constructor's argument n, and becomes invalid when the object n is bound to goes out of scope.
The lifetime extension is not transitive through a function argument. §12.2/5 [class.temporary]:
The se...
Add a duration to a moment (moment.js)
Moment version: 2.0.0
3 Answers
3
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How do I duplicate a whole line in Emacs?
I saw this same question for VIM and it has been something that I myself wanted to know how to do for Emacs. In ReSharper I use CTRL-D for this action. What is the least number of commands to perform this in Emacs?
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Boolean vs tinyint(1) for boolean values in MySQL
What column type is best to use in a MySQL database for boolean values? I use boolean but my colleague uses tinyint(1) .
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Regex to remove all (non numeric OR period)
I need for text like "joe ($3,004.50)" to be filtered down to 3004.50 but am terrible at regex and can't find a suitable solution. So only numbers and periods should stay - everything else filtered. I use C# and VS.net 2008 framework 3.5
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