大约有 45,000 项符合查询结果（耗时：0.0555秒） [XML]
Find which version of package is installed with pip
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As of pip 1.3, there is a pip show command.
$ pip show Jinja2
---
Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | grep Ji...
How to mock localStorage in JavaScript unit tests?
...foreEach(function () {
var store = {};
spyOn(localStorage, 'getItem').andCallFake(function (key) {
return store[key];
});
spyOn(localStorage, 'setItem').andCallFake(function (key, value) {
return store[key] = value + '';
});
spyOn(localStorage, 'clear').andCallFake(function () {...
Why does npm install say I have unmet dependencies?
...a dependency for others modules) at the bottom.
Re-run the npm install command.
The problem could be caused by npm's failure to download all the package due to timed-out or something else.
Note: You can also install the failed packages manually as well using npm install findup-sync@0.1.2.
Bef...
Getting the error “Missing $ inserted” in LaTeX
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The "Missing $ inserted" is probably caused by the underscores and bars. These characters in LaTeX have special meaning in math mode (which is delimited by $ characters). Try escaping them; e.g. update\_element instead of update_element.
However, if you're trying to display code, a bet...
How to dismiss notification after action has been clicked
...s the notification when an action is pressed, you have to work with intent and notification id passing to achieve the same.
– endowzoner
Aug 9 '12 at 14:44
2
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How to simulate Android killing my process
Android will kill a process if it is in the background and the OS decides it needs the resources (RAM, CPU, etc.). I need to be able to simulate this behaviour during testing so that I can ensure that my application is behaving correctly. I want to be able to do this in an automated way so that I ca...
ASP.NET MVC ActionLink and post method
Can anyone tell me how can I submit values to Controller using ActionLink and POST method?
I don't want to use buttons.
I guess it has something with jquery.
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Android: Why does long click also trigger a normal click?
I have a ListView with listeners for a long click and a regular click.
4 Answers
4
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Secondary axis with twinx(): how to add to legend?
... a plot with two y-axes, using twinx() . I also give labels to the lines, and want to show them with legend() , but I only succeed to get the labels of one axis in the legend:
...
How do I use the conditional operator (? :) in Ruby?
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It is the ternary operator, and it works like in C (the parenthesis are not required). It's an expression that works like:
if_this_is_a_true_value ? then_the_result_is_this : else_it_is_this
However, in Ruby, if is also an expression so: if a then b ...