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How to list commits since certain commit?
... a commit that's just one back (one leg of a merge). What is it telling me and how is that useful?
– ErikE
Feb 26 '17 at 1:30
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CORS Access-Control-Allow-Headers wildcard being ignored?
...cards in the Access-Control-Allow-Headers header was added to the living standard only in May 2016, so it may not be supported by all browsers. On browser which don't implement this yet, it must be an exact match: https://www.w3.org/TR/2014/REC-cors-20140116/#access-control-allow-headers-response-he...
Assigning default value while creating migration file
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Default migration generator does not handle default values (column modifiers are supported but do not include default or null), but you could create your own generator.
You can also manually update the migration file prior to running rake db:migrate by adding th...
Postgresql: Conditionally unique constraint
...le slower, the advantage of the exclude solution is that it is deferrable (and by default defers until the end of the statement). In contrast, the accepted unique index solution cannot be deferred (and is checked after every row change). So a bulk update is often not possible because steps during th...
Match whole string
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Use the start and end delimiters: ^abc$
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Android NDK C++ JNI (no implementation found for native…)
I'm trying to use the NDK with C++ and can't seem to get the method naming convention correct. my native method is as follows:
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How can I make a ComboBox non-editable in .NET?
... How do I avoid the gray appearance?
– Anders Lindén
May 23 '16 at 12:31
2
@Anders...
Remove whitespaces inside a string in javascript
...ered May 29 '12 at 13:43
Henrik AnderssonHenrik Andersson
34.9k1414 gold badges8484 silver badges8484 bronze badges
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App Inventor 俄罗斯方块:画布实现的完整小游戏(附 .aia 源码) · App Inventor 2 中文网
...一部分还在棋盘上面(行号小于 1),这部分不算碰撞。and、or 都是「短路」的——前面的条件不成立就不会去读 棋盘[行][列],所以不会越界报错。
global 棋盘 = []
function 单格可放(格, 行, 列) {
return 列 + 格[2] >= 1 and 列 + 格[2]...
How can I find the number of days between two Date objects in Ruby?
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From wikipedia:
The Julian date (JD) is the interval of time in days and fractions of a day since January 1, 4713 BC Greenwich noon, Julian proleptic calendar.
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