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How to optimize imports automatically after each save in IntelliJ IDEA
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IntelliJ IDEA offers an option to Optimize imports on the fly in Settings | Editor | General | Auto Import and Optimize imports option in the Commit Project dialog.
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In Jinja2, how do you test if a variable is undefined?
... variable in a jinja2 template like this:
{% if step is not defined %}
{% set step = 1 %}
{% endif %}
And then You can use it like this:
{% if step == 1 %}
<div class="col-xs-3 bs-wizard-step active">
{% elif step > 1 %}
<div class="col-xs-3 bs-wizard-step complete">
{% else %}
&l...
Best way to give a variable a default value (simulate Perl ||, ||= )
...:
$name = $_GET['name'] ?? 'john doe';
This is equivalent to
$name = isset($_GET['name']) ? $_GET['name']:'john doe';
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set the width of select2 input (through Angular-ui directive)
...lect_id").select2({
containerCss : {"display":"block"}
});
it will set your select's width same as width your div.
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How to programmatically round corners and set random background colors
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Instead of setBackgroundColor, retrieve the background drawable and set its color:
v.setBackgroundResource(R.drawable.tags_rounded_corners);
GradientDrawable drawable = (GradientDrawable) v.getBackground();
if (i % 2 == 0) {
drawabl...
How do I get the current time only in JavaScript
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Get and set the current time efficiently using javascript
I couldn't find a solution that did exactly what I needed. I wanted clean and tiny code so I came up with this:
(Set once in your master.js and invoke when required.)
PURE ...
What is the difference between server side cookie and client side cookie?
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Example answer from the server:
HTTP/1.1 200 OK
Content-type: text/html
Set-Cookie: foo=10
Set-Cookie: bar=20; Expires=Fri, 30 Sep 2011 11:48:00 GMT
... rest of the response
Here two cookies foo=10 and bar=20 are stored on the browser. The second one will expire on 30 September.
In each subse...
Where are the recorded macros stored in Notepad++?
...ows < 7 (including Win2008/R2) the macros are saved at C:\Documents and
Settings\%username%\Application Data\Notepad++\shortcuts.xml
In Windows 7|8|10
C:\Users\%username%\AppData\Roaming\Notepad++\shortcuts.xml
Note: You will need to close Notepad++ if you have any new macros you want to 'expo...
Adjust UIButton font size to width
...YES;
should do the work on its own if you are using Auto-Layout and have set a constraint on the button's width.
The other options (minimum scale factor, number of lines etc) can still be used to customize further according to your needs, but are not required.
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Adding a build configuration in Xcode
...tab is selected, the options are still greyed out if you are on the 'Build Settings' page
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