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Having Django serve downloadable files
..._str(file_name)
response['X-Sendfile'] = smart_str(path_to_file)
# It's usually a good idea to set the 'Content-Length' header too.
# You can also set any other required headers: Cache-Control, etc.
return response
Of course, this will only work if you have control over your server, or your hostin...
Obtain Bundle Identifier programmatically
...n approach to get the value. ARC example is following:
NSString *value = (__bridge_transfer NSString *)CFDictionaryGetValue(CFBundleGetInfoDictionary(CFBundleGetMainBundle()),
(const void *)(@"CFBundleIdentifier"));
...
What is uintptr_t data type
...signed integer type that is capable of storing a data pointer. Which typically means that it's the same size as a pointer.
It is optionally defined in C++11 and later standards.
A common reason to want an integer type that can hold an architecture's pointer type is to perform integer-specific ope...
Is there a VB.NET equivalent for C#'s '??' operator?
...
If Operator (Visual Basic)
Uses short-circuit evaluation to conditionally return one of two
values. The If operator can be called with three arguments or with two
arguments.
If( [argument1,] argument2, argument3 )
If Operator Called with Two Arguments
The first argument to If...
How do I create a new Swift project without using Storyboards?
Creating a new project in XCode 6 doesn't allow to disable Storyboards. You can only select Swift or Objective-C and to use or not Core Data.
...
How to locate the vimrc file used by vim editor?
...C variable is useful, as is looking at output of :scripts for full list of all loaded script files, including all vimrc files.
– Herbert Sitz
Jan 23 '12 at 20:38
...
Cannot drop database because it is currently in use
...ame'} returns nothing. Yet it till complains. This doesn't seem to actually work.
– Pxtl
Mar 12 at 21:56
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Why does pattern matching in Scala not work with variables?
...atch {
case `target` => println("It was" + target)
case _ => println("It was something else")
}
}
def mMatch2(s: String) = {
val Target: String = "a"
s match {
case Target => println("It was" + Target)
case _ => println("It was something else"...
In git, what is the difference between merge --squash and rebase?
...-squash with --commit."));
git rebase --interactive
replays some or all of your commits on a new base, allowing you to squash (or more recently "fix up", see this SO question), going directly to:
git checkout tmp
git rebase -i stable
stable
X-------------------G tmp
/ ...
How do I concatenate two strings in C?
...-terminator.
char* concat(const char *s1, const char *s2)
{
const size_t len1 = strlen(s1);
const size_t len2 = strlen(s2);
char *result = malloc(len1 + len2 + 1); // +1 for the null-terminator
// in real code you would check for errors in malloc here
memcpy(result, s1, len1);
...