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How to generate a random int in C?
...serspace PRNGs).
For example:
#include "sodium.h"
int foo()
{
char myString[32];
uint32_t myInt;
if (sodium_init() < 0) {
/* panic! the library couldn't be initialized, it is not safe to use */
return 1;
}
/* myString will be an array of 32 random bytes...
How to get a reference to a module inside the module itself?
...here any potential downsides to this approach?
– JeremyDouglass
Nov 24 '17 at 21:53
@JeremyDouglass. Not that I'm awar...
How do I convert an integer to string as part of a PostgreSQL query?
...o cast to an 64 bit (8-byte) integer. Try this:
SELECT * FROM table
WHERE myint = mytext::int8
The :: cast operator is historical but convenient. Postgres also conforms to the SQL standard syntax
myint = cast ( mytext as int8)
If you have literal text you want to compare with an int, cast t...
Django admin: How to display a field that is marked as editable=False' in the model?
...
Use Readonly Fields. Like so (for django >= 1.2):
class MyModelAdmin(admin.ModelAdmin):
readonly_fields=('first',)
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Git merge two local branches
... in the branchA and I need to merge branchA with branchB and proceed my work in the branchA . All files are comitted in the branchA and branchB .
...
How can I find out a file's MIME type (Content-Type)?
...
file --mime works, but not --mime-type. at least for my RHEL 5.
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How to delete the last n commits on Github and locally?
I'm trying to delete the last 2 commits from one of my GitHub repositories. I've tried as suggested here : git push -f origin HEAD^^:master . It seems that it works, as the last two commits are removed.
...
Java8 Lambdas vs Anonymous classes
...n be directly annotated with the new Java 8 Type Annotations, as e.g. new @MyTypeAnnotation SomeInterface(){};. This is not possible for lambda expressions. For details, see my question here: Annotating the functional interface of a Lambda Expression.
– Balder
...
How to update maven repository in Eclipse?
...
there no option of Update Snapshots in my eclipse indigo , do u have any idea how to do in that
– Hunt
May 7 '13 at 16:28
2
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How do I use pagination with Django class based generic ListViews?
...lt;/span>
</div>
{% endif %}
{% else %}
<h3>My Cars</h3>
<p>No cars found!!! :(</p>
{% endif %}
{# .... **More content, footer, etc.** .... #}
The page to display is indicated by a GET parameter, simply adding ?page=n, to the URL.
...