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How to convert an array of strings to an array of floats in numpy?
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and if you have a array with an string that i want to maintain? like ['a','1.1','2.2','3.3'] -> ['a',1.1,2.2,3.3]
– ePascoal
May 9 '15 at 20:09
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In jQuery how can I set “top,left” properties of an element with position values relative to the par
...ion relative to the parent you need to set the position:relative of parent and position:absolute of the element
$("#mydiv").parent().css({position: 'relative'});
$("#mydiv").css({top: 200, left: 200, position:'absolute'});
This works because position: absolute; positions relatively to the closes...
Unable to update the EntitySet - because it has a DefiningQuery and no element exis
...pdate in the Entity Framework designer (or alternatively delete the entity and then add it) before you stop getting the error.
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Check status of one port on remote host [closed]
I need a command line that can check the port status on a remote host. I tried ping xxx.xxx.xxx.xxx:161 but it doesn't recognize the "host". I thought it was a "good" answer until I did the same command against a host I know has that port open. This is for a batch file on Windows that will chec...
Entity Framework: table without primary key
...t to. The number of confusing bugs that could be introduced is staggering and scary, not to mention the fact that your performance will likely go down the tubes.
Don't work around this. Fix your data model.
EDIT: I've seen that a number of people are downvoting this question. That's fine, I sup...
How to sparsely checkout only one single file from a git repository?
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Originally, I mentioned in 2012 git archive (see Jared Forsyth's answer and Robert Knight's answer), since git1.7.9.5 (March 2012), Paul Brannan's answer:
git archive --format=tar --remote=origin HEAD:path/to/directory -- filename | tar -O -xf -
But: in 2013, that was no longer possible for re...
How do I loop through or enumerate a JavaScript object?
...have to make sure that the key you get is an actual property of an object, and doesn't come from the prototype.
Here is the snippet:
var p = {
"p1": "value1",
"p2": "value2",
"p3": "value3"
};
for (var key in p) {
if (p.hasOwnProperty(key)) {
console.log(key + "...
Rails extending ActiveRecord::Base
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Create a file in the config/initializers directory called extensions.rb and add the following line to the file:
require "active_record_extension"
Inheritance (Preferred)
Refer to Toby's answer.
Monkey patching (Should be avoided)
Create a file in the config/initializers directory called act...
How can I pass a Bitmap object from one activity to another
In my activity, I create a Bitmap object and then I need to launch another Activity ,
How can I pass this Bitmap object from the sub-activity (the one which is going to be launched)?
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How to $http Synchronous call with AngularJS
...g everything else is actually desired, maybe you should look into promises and the $q service. It allows you to wait until a set of asynchronous actions are done, and then execute something once they're all complete. I don't know what your use case is, but that might be worth a look.
Outside of tha...