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Exception messages in English?
...nnot be null' part of the message generated when an ArgumentNullException("foo") exception is thrown, for example. In those cases, the message will still appear (partially) localized, even when using the above code.
Other than by using impractical hacks, such as running all your non-UI code on a th...
Delete all but the most recent X files in bash
...spaces" is dangerous. Consider a name that contains literal quotes: touch 'foo " bar' will throw off the whole rest of the command.
– Charles Duffy
Jan 18 '16 at 16:55
2
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jquery data selector
...features you add, the slower it'll be. If the logic is complex, then use $(foo).filter(function(){...}).
– James
May 24 '10 at 12:21
...
How to generate a random int in C?
...enSSL (or other userspace 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 o...
JPQL IN clause: Java-Arrays (or Lists, Sets…)?
...ateQuery(qlString, Item.class);
List<String> names = Arrays.asList("foo", "bar");
q.setParameter("names", names);
List<Item> actual = q.getResultList();
assertNotNull(actual);
assertEquals(2, actual.size());
Tested with EclipseLInk. With Hibernate 3.5.1, you'll need to surround the ...
How do I import the Django DoesNotExist exception?
...
This is how I do such a test.
from foo.models import Answer
def test_z_Kallie_can_delete_discussion_response(self):
...snip...
self._driver.get("http://localhost:8000/questions/3/want-a-discussion")
try:
answer = Answer.objects.get(body__exact ...
Iterating a JavaScript object's properties using jQuery
...You can use each for objects too and not just for arrays:
var obj = {
foo: "bar",
baz: "quux"
};
jQuery.each(obj, function(name, value) {
alert(name + ": " + value);
});
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improv...
Expanding tuples into arguments
...
Note that you can also expand part of argument list:
myfun(1, *("foo", "bar"))
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offsetting an html anchor to adjust for fixed header [duplicate]
...nchor class and just attached it to my anchors: <a class="anchor" name="foo"></a>. Thanks.
– user41871
Sep 12 '12 at 20:00
1
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Fast way to discover the row count of a table in PostgreSQL
...
I did this once in a postgres app by running:
EXPLAIN SELECT * FROM foo;
Then examining the output with a regex, or similar logic. For a simple SELECT *, the first line of output should look something like this:
Seq Scan on uids (cost=0.00..1.21 rows=8 width=75)
You can use the rows=(\d...