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get size of json object
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@OlofuMark not everyone gets to choose which browser they're using (e.g. locked-down networks, versioned IE DLLs dependencies used by in-house applications). If accommodating outdated browsers requires significant effort then ignoring them can b...
How to set Oracle's Java as the default Java in Ubuntu?
...ttention to the asterisk before the numbers on the left and if the correct one is not set choose the correct one by typing the number of it and pressing enter.
now test your java:
$ java -version
if you get something like the following, you are good to go:
java version "1.8.0_05"
Java(TM) SE Run...
How to find the largest file in a directory and its subdirectories?
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for the first one, how do you get the size in a human readable format?
– Bluz
Oct 18 '16 at 15:54
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How do I get the path and name of the file that is currently executing?
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One needs to be careful with this approach because sometimes __file__ returns 'script_name.py', and other times 'script_name.pyc'. So output isn't stable.
– mechatroner
Sep 5 '15 at 23:5...
How to access the correct `this` inside a callback?
...hat also refers to that object. The variable can have any name, but common ones are self and that.
function MyConstructor(data, transport) {
this.data = data;
var self = this;
transport.on('data', function() {
alert(self.data);
});
}
Since self is a normal variable, it obeys...
How to grep a text file which contains some binary data?
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this is the same as grep --text which paxdiablo has mentioned 2 years earlier
– user829755
Jan 16 '17 at 13:59
4
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Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?
...ow you specifically map them to debug logs in your code depends on the component or app you're working on, as well as how Android treats them on different build flavors (eng, userdebug, and user). I have done a fair amount of work in the native daemons in Android, and this is how I do it. It may n...
Pretty Printing a pandas dataframe
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To suppress the left index column one may want to also add showindex=False
– Arthur
Nov 9 '17 at 15:56
add a comment
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Remove querystring from URL
...at works for both query string and hash (though it uses RegExp, in case anyone has a problem with that):
function getPathFromUrl(url) {
return url.split(/[?#]/)[0];
}
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std::unique_lock or std::lock_guard?
...er, std::unique_lock might have a tad more overhead.
Note that these days one should use std::scoped_lock instead of std::lock_guard.
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