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How to list all installed packages and their versions in Python?
...import pkg_resources [print(d.project_name) for d in pkg_resources.working_set]
– Almenon
Jul 14 '18 at 23:16
What's t...
Emacs on Mac OS X Leopard key bindings
...N as META
In the menu bar, click Terminal
Click Preferences...
Under the Settings tab, go to the Keyboard tab
Check the box labeled Use option as meta key
That's it! You should be well on your way to becoming an Emacs master!
...
When is a language considered a scripting language? [closed]
... "traditionally" and "nearly always" - these all tell you that there is no set of distinct attributes that make a specific language a "scripting language".
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edited May 20...
Android Studio quick documentation always “fetching documentation”
...d, especially in China because google is blocked. So we should change this setting and let Android Studio fetch javadoc locally:
Download Android SDK Documentation using the Android SDK Manager.
Open the file ~/Library/Preferences/AndroidStudio2.2/options/jdk.table.xml, see notes below to make sur...
Explode string by one or more spaces or tabs
...th issues.
# Split an input string into an array of substrings using any set
# whitespace characters
function explode_whitespace($str) {
# Split the input string into an array
$parts = preg_split('/\s+/', $str);
# Get the size of the array of substrings
$sizeParts = sizeof($parts);
# C...
IntelliJ show JavaDocs tooltip on mouse over
...
For IntelliJ 13, there is a checkbox in Editor's page in IDE Settings
EDIT: For IntelliJ 14, the option has been moved to Editor > General page. It's the last option in the "Other" group. (For Mac the option is under the menu "IntelliJ Idea" > "Preferences").
EDIT: For Intell...
How to declare an ArrayList with values? [duplicate]
... Thanks for the fixed size. It is faster on contains method of Set<List<T>> = Arrays.asList("a","b");
– Eftekhari
Jun 25 '19 at 16:15
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...
Is Java a Compiled or an Interpreted programming language ?
...ctly executed by a supported processor (bytecode is the native instruction set of some CPUs)
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CustomErrors mode=“Off”
...loyment retail="true" />
This seems to override any other customError settings that you have specified in a web.config file, so setting the above entry to:
<deployment retail="false" />
now means that I can once again see the detailed error messages that I need to.
The machine.config ...
micro:bit 微控制器教程 · App Inventor 2 中文网
...理温度数据
when BluetoothLE1.TemperatureReceived temperature
do
set Label_Temperature.Text to "温度: " & temperature & "°C"
3. 双向通信
实现手机与 micro:bit 的双向数据交换：
// micro:bit 端发送状态到手机
// 手机端处理自定义数...