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twig: IF with multiple conditions
...e used respectively. I'd also use parentheses to denote the two statements more clearly although this isn't technically a requirement.
{%if ( fields | length > 0 ) or ( trans_fields | length > 0 ) %}
Expressions
Expressions can be used in {% blocks %} and ${ expressions }.
Operator Des...
How to download a file with Node.js (without using third-party libraries)?
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What is (functional) reactive programming?
...omplete history (past, present, future) has no first class representation.
Moreover, only discretely evolving values can be (indirectly) captured, since the imperative paradigm is temporally discrete.
In contrast, FRP captures these evolving values directly and has no difficulty with continuously ev...
How can I profile C++ code running on Linux?
... and it seems to work better on bigger programs, because they tend to have more problems to find. They will say it sometimes finds things that aren't problems, but that is only true if you see something once. If you see a problem on more than one sample, it is real.
P.S. This can also be done on mu...
In mongoDb, how do you remove an array element by its index?
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The next answer is more direct and worked for me. Although it is not removing by index, but rather removing by value.
– vish
Jun 3 '13 at 3:38
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How to solve the “failed to lazily initialize a collection of role” Hibernate exception
...ctions are lazy-loaded by default, take a look at this if you want to know more.
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Eclipse Workspaces: What for and why?
...h workspace A (and were appearing in the Project Explorer) won't appear anymore and projects associated with workspace B will now appear. So it seems that a project, to be open in Eclipse, MUST be associated to a workspace.
Notice that this doesn't mean that the project source code must be inside th...
how do you filter pandas dataframes by multiple columns
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Is Python strongly typed?
...ent about this by default.)
I must add that the strong vs. weak typing is more of a continuum than a boolean choice. C++ has stronger typing than C (more conversions required), but the type system can be subverted by using pointer casts.
The strength of the type system in a dynamic language such a...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
... is generally bad practice to use when writing SQL commands because it is more efficient to SELECT columns you specifically need.
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