大约有 40,000 项符合查询结果（耗时：0.0515秒） [XML]
How do I find the length of an array?
... there, it won't work, right? The question is why
– A_Matar
Feb 6 '15 at 18:55
5
@A_Matar - You c...
Quora如何在快速开发中保持高品质代码 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...模块/目录等级的代码“ownership”上添加标签，例如：
__reviewer__ = 'vanessa, kornel'
如果提交新变更，系统就自动会分析文件（或其上层目录），将新审查者的名字添加到提交数据中。我们还有额外的规则将代码审核派发给合适的...
Force R not to use exponential notation (e.g. e+10)?
...
In rstudio, if you import a dataset and do train_sample_10k = format(train_sample_10k,scientific=FALSE) and reload, it will change scientific notations.
– mixdev
Nov 23 '14 at 5:21
...
SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?
...
select COUNT_BIG(*) FROM Traffic t CROSS JOIN Recipient r and SELECT COUNT_BIG(*) FROM Traffic t FULL JOIN Recipient r ON (1=1) they are the same.
– urlreader
Sep 20 '13 at 21:02
...
Rails 4: before_filter vs. before_action
In rails >4.0.0 generators creates CRUD operations with before_action not before_filter . It seems to do the same thing. So what's the difference between these two?
...
Difference between “process.stdout.write” and “console.log” in node.js?
...tion.
Currently (v0.10.ish):
Console.prototype.log = function() {
this._stdout.write(util.format.apply(this, arguments) + '\n');
};
share
|
improve this answer
|
follow
...
What is the best method of handling currency/money?
...igits
# scale is the number of digits to the right of the decimal point
add_column :items, :price, :decimal, :precision => 8, :scale => 2
In Rails, the :decimal type is returned as BigDecimal, which is great for price calculation.
If you insist on using integers, you will have to manually c...
Extracting substrings in Go
...panic on a zero length input, wrap the truncate operation in an if
input, _ := src.ReadString('\n')
var inputFmt string
if len(input) > 0 {
inputFmt = input[:len(input)-1]
}
// Do something with inputFmt
share
...
CSS hexadecimal RGBA?
...vtools on Chrome 55. No dice, it errors as an invalid property value... ¯\_(ツ)_/¯
– ericsoco
Jan 18 '17 at 21:04
...
Is there a built in function for string natural sort?
...use either of the below formulas.
>>> from natsort import natsort_keygen, ns
>>> l1 = ['elm0', 'elm1', 'Elm2', 'elm9', 'elm10', 'Elm11', 'Elm12', 'elm13']
>>> l2 = l1[:]
>>> natsort_key1 = natsort_keygen(key=lambda y: y.lower())
>>> l1.sort(key=natsort_k...