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Android 'Unable to add window — token null is not for an application' exception
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edited Jan 3 '14 at 6:34
Pratik Butani
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using lodash .groupBy. how to add your own keys for grouped output?
...ue",
"age": "22"
}, {
"name": "Sam",
"color": "blue",
"age": "33"
}, {
"name": "eddie",
"color": "green",
"age": "77"
}];
console.log(
_.chain(data)
// Group the elements of Array based on `color` property
.groupBy("color")
// `key` is group's name (color...
Entity Framework 4 Single() vs First() vs FirstOrDefault()
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edited Oct 13 '13 at 20:58
answered Aug 14 '10 at 22:28
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How Does Modulus Divison Work
... means:
27 / 16 = 1, remainder 11
=> 27 mod 16 = 11
Other examples:
30 / 3 = 10, remainder 0
=> 30 mod 3 = 0
35 / 3 = 11, remainder 2
=> 35 mod 3 = 2
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improve this answer
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App Inventor 2 BLE扩展源码分析 - WriteBytes vs WriteStrings 23字节硬编...
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- BluetoothLE.java（2975行）-- 公开API层
- BluetoothLEint.java（3165行）-- 内部实现层
二、核心发现：23字节硬编码限制
2.1 WriteStrings 的写入路径
位于 BLEWriteOperation.write() 方法第678-690行：
if (mClass == String.class) {
byte[]...
What are the most common non-BMP Unicode characters in actual use? [closed]
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3 Answers
3
Active
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Android Studio inline compiler showing red errors, but compilation with gradle works fine
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132
The following steps helps
Close your project, and in your project folder delete project/.ide...
Can iterators be reset in Python?
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answered Jul 16 '10 at 16:39
Alex MartelliAlex Martelli
724k148148 gold badges11261126 silver badges13241324 bronze badges
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Bash tool to get nth line from a file
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832
head and pipe with tail will be slow for a huge file. I would suggest sed like this:
sed 'NUMq...
Using git repository as a database backend
...───────┤
│ MusicBrainz │ 1.2M │ 1K/week │ 30 GiB │ 20 GiB │
│ en.wikipedia │ 21.5M │ 133K/month │ 3 TiB │ 44 GiB │
│ OSM │ 1.7M │ 21K/month │ 726 GiB │ 480 GiB │
Obviously, for that amounts of data/activity, this app...