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How do I get the entity that represents the current user in Symfony2?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
PyLint, PyChecker or PyFlakes? [closed]
...ons in PEP 8.
It is now super easy to check your code against pep8.
See http://pypi.python.org/pypi/pep8
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Where can I get a list of Ansible pre-defined variables?
...es (AKA 'magic' variables). They are documented in Ansible documentation: http://docs.ansible.com/playbooks_variables.html#magic-variables-and-how-to-access-information-about-other-hosts
Here is the list extracted from Ansible 1.9 documentation:
group_names
groups
inventory_hostname
ansible_host...
How to wait for all goroutines to finish without using time.Sleep?
...aitGroup. Quoting the linked example:
package main
import (
"net/http"
"sync"
)
func main() {
var wg sync.WaitGroup
var urls = []string{
"http://www.golang.org/",
"http://www.google.com/",
"http://www.somestupidname.c...
How do I detect whether a Python variable is a function?
...w undeprecated, so you can use it again. You can read the discussion here: http://bugs.python.org/issue10518. You can do this with:
callable(obj)
If this is for Python 3.x but before 3.2, check if the object has a __call__ attribute. You can do this with:
hasattr(obj, '__call__')
The oft-sugge...
how to stop browser back button using javascript
...f ways you could try to disable the back button, but none are guaranteed:
http://www.irt.org/script/311.htm
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Notification click: activity already open
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to define a circle shape in an Android XML drawable file?
...
<?xml version="1.0" encoding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="oval">
<solid
android:color="#666666"/>
<size
android:width="120dp"
android:height="120dp"/>
</shape>
...
App Inventor 2 视频播放器教程 - VideoPlayer组件与WebView嵌入播放 · App Inventor 2 中文网
...不是指向播放器页面。
例如：
✅ 正确：https://example.com/videos/sample.mp4
❌ 错误：https://www.youtube.com/watch?v=xxxxx（这是播放器页面，不是视频文件）
5.1 设置网络视频源
when 按钮_播放网络视频.Click() {
视频...
Can't install Ruby under Lion with RVM – GCC issues
...1.9.3 --enable-shared (substituting the path to your non-LLVM gcc).
Edit: https://github.com/kennethreitz/osx-gcc-installer/downloads may help for installing GCC. There is also some info available by running rvm requirements.
Edit 2: For an easier solution, you can try adding --with-gcc=clang to t...