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Using ECMAScript 6
...res". Visit chrome://flags/#enable-javascript-harmony, enable this flag, restart Chrome and you will get many new features.
Arrow functions are not yet implemented in V8/Chrome, so this flag won't "unlock" arrow functions.
Since arrow functions are a syntax change, it is not possible to support th...
How can I prevent the backspace key from navigating back?
... (such as when clicking a link or submitting a form), and we don't want to start whitelisting or blacklisting specific onbeforeunload conditions.
The ideal combination of tradeoffs for a generalized solution is as follows: keep track of whether backspace is pressed, and only pop up the onbeforeunlo...
How to display the current year in a Django template?
...rent year, I needed a credit card expiration year dropdown with 20 values (starting with the current year). The select values needed to be 2 digits and the display strings 4 digits. To avoid complex template code, I wrote this simple template tag:
@register.filter
def add_current_year(int_value, ...
linux 下巧妙使用squid代理服务器 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...启动和停止代理服务器
1．启动代理服务
/etc/init.d/squid start
2．停止代理服务
/etc/init.d/squid stop
3．重新启动代理服务
/etc/init.d/squid restart
4．重新载入配置文件
/etc/rc.d/init.d/squid reload
六、具体案例
案例一：传统代理...
Why is Java's AbstractList's removeRange() method protected?
... how you remove a range from outside code. Instead, do this:
list.subList(start, end).clear();
This actually calls removeRange behind the scenes.†
The OP asks why removeRange is not part of the List public API. The reason is described in Item 40 of Effective Java 2nd ed, and I quote it here:...
Failed to instantiate module [$injector:unpr] Unknown provider: $routeProvider
...s like the ui-router project may be a more flexible alternative, if you're starting from scratch (github.com/angular-ui/ui-router)
– gatoatigrado
Sep 4 '13 at 23:49
2
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sed command with -i option (in-place editing) works fine on Ubuntu but not Mac [duplicate]
... @pal4life the point is that you need a separate set of quotes before you start the command, so something like sed -i '' '1i export PATH="$HOME/.composer/vendor/bin:$PATH"' $HOME/.bashrc
– microtherion
May 7 '14 at 15:24
...
“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
...ython 3.0.1 on Windows. ( It definitely says 3.0.1 in the first line after starting Python cmdline)
– inger
Apr 26 '15 at 22:00
...
Looking for a 'cmake clean' command to clear up CMake output
...t change the source tree, there is
no need for a distclean target. One can start a fresh build by
deleting the build tree or creating a separate build tree.
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Is it secure to store passwords as environment variables (rather than as plain text) in config files
...s in rails, django (and a little bit of php), and one of the things that I started doing in some of them is storing database and other passwords as environment variables rather than plain text in certain config files (or in settings.py, for django apps).
...