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Does static constexpr variable inside a function make sense?
... to be easy to prove, unfortunately, unless the function is trivial (for example, it does not call any other function whose body is not visible within the translation unit) because arrays, more or less by definition, are addresses. So in most cases, the non-static const(expr) array will have to be r...
How to list files in a directory in a C program?
...
An example, available for POSIX compliant systems :
/*
* This program displays the names of all files in the current directory.
*/
#include <dirent.h>
#include <stdio.h>
int main(void) {
DIR *d;
struct diren...
How to add a custom loglevel to Python's logging facility
...for my application, as I don't think that debug() is sufficient. Additionally log(5, msg) isn't what I want. How can I add a custom loglevel to a Python logger?
...
Escape quote in web.config connection string
...
Use " instead of " to escape it.
web.config is an XML file so you should use XML escaping.
connectionString="Server=dbsrv;User ID=myDbUser;Password=somepass"word"
See this forum thread.
Update:
" s...
How to remove all of the data in a table using Django
...
Inside a manager:
def delete_everything(self):
Reporter.objects.all().delete()
def drop_table(self):
cursor = connection.cursor()
table_name = self.model._meta.db_table
sql = "DROP TABLE %s;" % (table_name, )
cursor.execute(sql)
...
How can I make space between two buttons in same div?
...some other container, not btn-group. btn-group joins them together. More info on Bootstrap documentation.
Edit: The original question was for Bootstrap 2.x, but the same is still valid for Bootstrap 3 and Bootstrap 4.
In Bootstrap 4 you will need to add appropriate margin to your groups using util...
Decimal precision and scale in EF Code First
...Attribute)).GetTypes()
where t.IsClass && t.Namespace == "YOURMODELNAMESPACE"
select t)
{
foreach (var propAttr in classType.GetProperties(BindingFlags.Public | BindingFlags.Instance).Where(p => p.GetCusto...
How do I create an array of strings in C?
...alloc() or calloc()). You can use the initializer list like the earlier example:
char *strs[NUMBER_OF_STRINGS] = {"foo", "bar", "bletch", ...};
Instead of copying the contents of the string constants, you're simply storing the pointers to them. Note that string constants may not be writable; yo...
Compile, Build or Archive problems with Xcode 4 (and dependencies)
... The very last suggestion is all I needed to fix this issue. Close & re-open Xcode.
– Chris Miles
Apr 27 '11 at 6:42
...
How to elegantly check if a number is within a range?
... = 30;
if (Enumerable.Range(1,100).Contains(x))
//true
if (x >= 1 && x <= 100)
//true
Also, check out this SO post for regex options.
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