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Printing tuple with string formatting in Python
...
205
>>> thetuple = (1, 2, 3)
>>> print "this is a tuple: %s" % (thetuple,)
this i...
in entity framework code first, how to use KeyAttribute on multiple columns
... attributes, for instance:
public class MyEntity
{
[Key, Column(Order=0)]
public int MyFirstKeyProperty { get; set; }
[Key, Column(Order=1)]
public int MySecondKeyProperty { get; set; }
[Key, Column(Order=2)]
public string MyThirdKeyProperty { get; set; }
// other pro...
How to suppress warnings globally in an R Script
...lly might not be a good idea.
To turn warnings back on, use
options(warn=0)
(or whatever your default is for warn, see this answer)
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App Inventor 2 蓝牙发送十六进制字节方案：文本转Hex字节详解 - App应用开...
...题描述用户在文本框输入"ABCD"，想通过蓝牙发送 0xAB 0xCD 两个字节，而不是四个ASCII字符（0x41 0x42 0x43 0x44）。
每两个字符代表一个十六进制字节，需要将字符对解析为实际的字节值。
问题本质输入期望发送实际发送（...
NULL vs nil in Objective-C
...ter), so you'd definitely use NULL (which is sometimes declared as (void *)0) rather than nil (which is of type id).
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How can I make a JUnit Test wait?
...
How about Thread.sleep(2000); ? :)
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Download a single folder or directory from a GitHub repo
...oes via SVN. If you checkout your code with subversion, Github will essentially convert the repo from git to subversion on the backend, then serve up the requested directory.
Here's how you can use this feature to download a specific folder. I'll use the popular javascript library lodash as an exam...
How do I turn off “Automatically Switch to Debug Perspective” mode in eclipse?
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answered Mar 25 '10 at 13:21
skaffmanskaffman
374k9292 gold badges779779 silver badges744744 bronze badges
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Fragment transaction animation: slide in and slide out
...ation XML files in res > anim
enter_from_left.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="-100%p" android:toXDelta="0%"
android:fro...
jQuery hide element while preserving its space in page layout
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– Anthony McGrath
Mar 21 '18 at 17:05
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