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Comments in Markdown
...t all the previously proposed solutions (apart from those that require specific implementations) result in the comments being included in the output HTML, even if they are not displayed.
If you want a comment that is strictly for yourself (readers of the converted document should not be able to see...
Using jQuery to see if a div has a child with a certain class
...agraphs with the class .filled-text . I'm trying to get jQuery to tell me if #popup has one of these paragraphs in it.
5...
How can I use break or continue within for loop in Twig template?
...s a flag to break iterating:
{% set break = false %}
{% for post in posts if not break %}
<h2>{{ post.heading }}</h2>
{% if post.id == 10 %}
{% set break = true %}
{% endif %}
{% endfor %}
An uglier, but working example for continue:
{% set continue = false %}
{% ...
Is Java Regex Thread Safe?
...rrent threads. Instances of the Matcher class are not safe for such use.
If you are looking at performance centric code, attempt to reset the Matcher instance using the reset() method, instead of creating new instances. This would reset the state of the Matcher instance, making it usable for the n...
How can I check the size of a collection within a Django template?
I have a list in my Django template. I want to do something only if the size of the list is greater than zero.
7 Answers...
Editing dictionary values in a foreach loop
...ting them in a "Other" pie slice. However I'm getting a Collection was modified; enumeration operation may not execute exception at runtime.
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Paging UICollectionView by cells, not screen
...
for anyone asking about this in swift 5: collectionView.isPagingEnabled = true does this!
– Mohammad Bashir Sidani
Apr 14 at 20:19
add...
Why `null >= 0 && null
I had to write a routine that increments the value of a variable by 1 if its type is number and assigns 0 to the variable if not, where the variable is initially null or undefined .
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If I revoke an existing distribution certificate, will it mess up anything with existing apps?
...came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certificate, and then re-assign one, will I then be able to sign the app and upload it without problem?
...
C dynamically growing array
...
I can use pointers, but I am a bit afraid of using them.
If you need a dynamic array, you can't escape pointers. Why are you afraid though? They won't bite (as long as you're careful, that is). There's no built-in dynamic array in C, you'll just have to write one yourself. In C++, ...