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How to list all installed packages and their versions in Python?
...eze > requirements.txt, but not pip freeze.
– jsalonen
Oct 17 '12 at 17:56
3
WOW: Just looked ...
How to sort strings in JavaScript
...
Before anyone makes the same hasty mistake as I did, it's localeCompare, not localCompare.
– ento
Sep 9 '12 at 9:38
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Rails nested form with has_many :through, how to edit attributes of join model?
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honestly, this is the kind of full example that the rubyonrails.org guides need.
– ahnbizcad
Jul 17 '14 at 23:24
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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...
Python: What OS am I running on?
..."linux2" on old versions of Python while it contains just "linux" on newer ones. platform.system() has always returned just "Linux".
– erb
Jun 9 '17 at 10:22
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JSON parsing using Gson for Java
... but this is the main idea.
public String parse(String jsonLine) {
JsonElement jelement = new JsonParser().parse(jsonLine);
JsonObject jobject = jelement.getAsJsonObject();
jobject = jobject.getAsJsonObject("data");
JsonArray jarray = jobject.getAsJsonArray("translations");
jo...
Remove not alphanumeric characters from string
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@AD7six, could you please elaborate as to why one should be using JSON.stringify() when the string is coming from an untrusted source? Is there any security concern not to do so? Thanks!
– jbmusso
Jul 23 '13 at 17:19
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What is token-based authentication?
...resource
for a time period - to the remote
site.
In other words: add one level of indirection for authentication -- instead of having to authenticate with username and password for each protected resource, the user authenticates that way once (within a session of limited duration), obtains a t...
Sorted collection in Java
...cess (get(5)), the only way to access items in a heap is to take them out, one at a time (thus the name PriorityQueue).
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Eclipse Workspaces: What for and why?
...creating a directory and putting inside it (you don't have to do it, it's done for you) files that manage to tell Eclipse these information. All you have to do explicitly is to select the folder where these files will be placed. And this folder doesn't need to be the same where you put your source c...