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What are JavaScript's builtin strings?
...l. I'm a bit torn in selected a "correct" answer, as both yours and @alpha123's look extremely obfuscated and cleverly hide the original intention.
– Jason Sperske
Apr 12 '13 at 20:13
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App Inventor 2开发简单计算器 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度
...建点击数字过程按照计算器的使用习惯,如果要输入数字123,会依次点击三个数字键,但三个数字的排列要用程序来处理,这里存在两种情况:当后数=0时,即,当用户输入第一个数字时,让后数直接等于输入的数字;当用户接...
What's an elegant way to conditionally add a class to an HTML element in a view?
...ass_names({ foo: true, bar: false })
# => "foo"
class_names(nil, false, 123, "", "foo", { bar: true })
# => "123 foo bar"
Sources:
Link to the corresponding PR.
Link to the class_names docs.
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Send string to stdin
...3f 776d 0b3f be4b 0d3f ...?x..?wm.?.K.?
0000110: 4427 0f3f 0000 113f e8d5 123f f3a8 143f D'.?...?...?...?
0000120: 1879 163f 4e46 183f 8d10 1a3f cad7 1b3f .y.?NF.?...?...?
0000130: fe9b 1d3f 1f5d 1f3f 241b 213f 06d6 223f ...?.].?$.!?.."?
0000140: bb8d 243f 3a42 263f 7cf3 273f 78a1 293f ..$?:B&a...
Get users by name property using Firebase
...:
Write to Firebase with a unique, known key:
ref.child('users').child('123').set({ "first_name": "rob", "age": 28 })
Append to lists with an auto-generated key that will automatically sort by time written:
ref.child('users').push({ "first_name": "rob", "age": 28 })
Listen for changes in data ...
Split comma-separated strings in a column into separate rows
...me number of strings. i.e. data.table(id= "X21", a = "chr1;chr1;chr1", b="123;133;134",c="234;254;268") becoming data.table(id = c("X21","X21",X21"), a=c("chr1","chr1","chr1"), b=c("123","133","134"), c=c("234","254","268")) ?
– Reilstein
Jan 19 '19 at 1:39
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How to modify a pull request on GitHub to change target branch to merge into?
...ious PR
reference the "old" pull request from the new one; eg. Supersedes #123 (as commented below by Rivera)
(original answer, valid only when creating the PR)
You could try and chose another base branch, as in "Changing the branch range and destination repository" (Clicking on the Edit button...
Default implementation for Object.GetHashCode()
...t in my case. For example, GetHashCode for int returns the number itself: (123).GetHashCode() returns 123.
– fdermishin
Apr 8 '11 at 19:43
5
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How to measure time taken by a function to execute
...returns the number of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds).
now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (e.g....
Static/Dynamic vs Strong/Weak
...kly typed that "12" + "34" would equal "46", but "12" + "34Q" would equal "1234Q" [fortunately, one could write "12" & "34" if one wanted concatenation]. Curiously, variables holding numbers stored them as double-precision floats, and math on such variables used the floating-point values without...
