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vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...e
【Other Options】:
--build-type=<type> Build the specified pre-defined set of variations
of the libraries. Note, that which variants get
built depends on what each library supports.
minimal (default) - ...
How to join strings in Elixir?
...
If you just want to join some arbitrary list:
"StringA" <> " " <> "StringB"
or just use string interpolation:
"#{a} #{b}"
If your list size is arbitrary:
Enum.join(["StringA", "StringB"], " ")
... all of...
Django ManyToMany filter()
...s in the many-to-many and many-to-one tests. Here is syntax for your specific problem:
users_in_1zone = User.objects.filter(zones__id=<id1>)
# same thing but using in
users_in_1zone = User.objects.filter(zones__in=[<id1>])
# filtering on a few zones, by id
users_in_zones = User.objec...
How to use the pass statement?
..._a(self):
pass
def meth_b(self):
print "I'm meth_b"
If you were to leave out the pass, the code wouldn't run.
You would then get an:
IndentationError: expected an indented block
To summarize, the pass statement does nothing particular, but it can act as a placeholder, as d...
How to make rpm auto install dependencies
...ons:
# chown -R root.root /home/user/repo
Install the createrepo package if not installed yet, and run
# createrepo /home/user/repo
# chmod -R o-w+r /home/user/repo
Create a repository configuration file, e.g. /etc/yum.repos.d/myrepo.repo containing
[local]
name=My Awesome Repo
baseurl=file:///...
Where is the WPF Numeric UpDown control?
...t. It seems like there are a lot of basic controls flat out missing. Specifically, I am looking for the Numeric UpDown control. Was there an out of band release that I missed? Really don't feel like writing my own control.
...
How to properly add cross-site request forgery (CSRF) token using PHP
...stically
Try this out:
Generating a CSRF Token
PHP 7
session_start();
if (empty($_SESSION['token'])) {
$_SESSION['token'] = bin2hex(random_bytes(32));
}
$token = $_SESSION['token'];
Sidenote: One of my employer's open source projects is an initiative to backport random_bytes() and random_...
Facebook Post Link Image
...
Just to let you know, the only way to add an image to a post when using AppLinks (applinks.org) within the facebook app is to use the <link> tag, using a <meta> tag with og:image will NOT work.
– emerino
...
How to validate IP address in Python? [duplicate]
... representations of IP addresses.
If you're using Python 3.3 or later, it now includes the ipaddress module:
>>> import ipaddress
>>> ipaddress.ip_address('127.0.0.1')
IPv4Address('127.0.0.1')
>>> ipaddress.ip_address('277.0.0.1')
Traceback (most recent call last):
Fil...
Tool to convert Python code to be PEP8 compliant
I know there are tools which validate whether your Python code is compliant with PEP8, for example there is both an online service and a python module .
...