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How to read json file into java with simple JSON library
...refore, your parser will return a JSONArray. You can then get JSONObjects from the array ...
JSONArray a = (JSONArray) parser.parse(new FileReader("c:\\exer4-courses.json"));
for (Object o : a)
{
JSONObject person = (JSONObject) o;
String name = (String) person.get("name");
Sys...
How can I use threading in Python?
... simple multithreading with Python with map and pool.
The code below comes from an article/blog post that you should definitely check out (no affiliation) - Parallelism in one line: A Better Model for Day to Day Threading Tasks. I'll summarize below - it ends up being just a few lines of code:
from ...
Validating email addresses using jQuery and regex
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thanks aSeptik apart from "missing" the e from mailaddress works well yes know that no regex 100% exists, but can get "pretty" close
– RussP
May 19 '10 at 7:46
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Intellij IDEA generate for-each/for keyboard shortcut
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Create for loop from an existing list statement:
Highlight the list
Cmd+Alt+J or Ctrl+Alt+J
Choose Iterate Iterable from the dropdown (i)
https://www.jetbrains.com/phpstorm/help/creating-code-constructs-using-surround-templates.html
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What's better to use in PHP, $array[] = $value or array_push($array, $value)?
...ptimisations like these are rarely worth the effort. If you are writing it from scratch, do it how makes most sense, and only then, if it's a little slow to produce a page, profile it. The chances of getting all the way down to having to change something like this to speed things up is slight.
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How to make a div 100% height of the browser window
...age (or Viewport-Relative) Lengths
What are Viewport-Percentage Lengths?
From the linked W3 Candidate Recommendation above:
The viewport-percentage lengths are relative to the size of the initial containing block. When the height or width of the initial containing block is changed, they are sc...
Why aren't pointers initialized with NULL by default?
... for variables that are un-initialized but used and thus will prevent code from being generated.
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How do I undo a checkout in git?
I just checked out an earlier commit from my local git repo. I haven't made any changes to it, I was just looking at it. Now I want to go back to my latest commit - how do I do that?
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Can I change multiplier property for NSLayoutConstraint?
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If you have only have two sets of multipliers that need to be applied, from iOS8 onwards you can add both sets of constraints and decide which should be active at any time:
NSLayoutConstraint *standardConstraint, *zoomedConstraint;
// ...
// switch between constraints
standardConstraint.active...
Is there a way to keep Hudson / Jenkins configuration files in source control?
...nc does not have option to specify ssh key path. SCM Sync uses .ssh/id_rsa from home directory of the jenkins process owner.' from [wiki.jenkins-ci.org/display/JENKINS/…
– Ben Hutchison
May 4 '15 at 4:42
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