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JavaScript file upload size validation
...ns) can be circumvented". This is just as true for "native"/"compiled" database frontend applications. And don't put the database access passwords in your compiled code, not even "encrypted" (with a password that is in the code too - just saw this recently).
– masterxilo
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C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...is 20
The detail of C150 is 74 c3 45 00 02 68 c3 45 00 03 04 00 00 00 00 64 c3 45 00 01
和前面的布局不同之处在于，共享部分和前面的非共享部分之间多了4字节的0值。只有共享部分有虚表指针，这是因为派生类都没有定义自己的虚函数，只...
How to make JavaScript execute after page load?
...t this stage you could programmatically optimize loading of images and css based on user device or bandwidth speed.
Executes after DOM is loaded (before img and css):
document.addEventListener("DOMContentLoaded", function(){
//....
});
Note: Synchronous JavaScript pauses parsing of the D...
When should I use the “strictfp” keyword in java?
... "decimal point numbers also known as floating point" -- Decimal means base 10, and has nothing to do with floating point representations.
– aioobe
Dec 1 '19 at 15:34
add ...
Circle drawing with SVG's arc path
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Any demo? This answer doesn't fulfill
– Medet Tleukabiluly
May 10 '16 at 7:57
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How do I replace NA values with zeros in an R dataframe?
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The dplyr hybridized options are now around 30% faster than the Base R subset reassigns. On a 100M datapoint dataframe mutate_all(~replace(., is.na(.), 0)) runs a half a second faster than the base R d[is.na(d)] <- 0 option. What one wants to avoid specifically is using an ifelse() or ...
astah（原jude）建模软件64bit社区版 - 软件下载 - 清泛网 - 专注C/C++及内核技术
astah（原jude）建模软件64bit社区版astah_jude_community_editionastah jude 建模对日开发常用的建模软件astah（原名：jude），社区版，免费使用，不可用做商业用途。
对日开发常用的建模软件astah（原名：jude），社区版，免费使用（功能...
尝试加载 Oracle 客户端库时引发 BadImageFormatException。如果在安装 32 ...
本帖最后由 zqp2013 于 2015-4-23 09:59 编辑
尝试加载 Oracle 客户端库时引发 BadImageFormatException。如果在安装 32 位 Oracle 客户端组件的情况下以 64 位模式运行，将出现此问题。
How to get line count of a large file cheaply in Python?
...
645
One line, probably pretty fast:
num_lines = sum(1 for line in open('myfile.txt'))
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How to remove leading and trailing whitespace in a MySQL field?
...and may come in useful for other reasons, as described in this blog post.
Demo
Rextester online demo. In particular, the last row shows the other methods failing but the regular expression method succeeding.
Function:
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