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Error in finding last used cell in Excel with VBA
...o cells with data in the worksheet then .Find will give you Run Time Error 91: Object Variable or With block variable not set
With Sheets("Sheet1")
If Application.WorksheetFunction.CountA(.Cells) <> 0 Then
lastrow = .Cells.Find(What:="*", _
After:=.Range("A1"...
Exporting functions from a DLL with dllexport
...spec(dllexport) to define exports(http://msdn.microsoft.com/en-us/library/d91k01sh.aspx). I have no idea why this works, but it does
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What's the equivalent of use-commit-times for git?
... 2,495 updated files
wine
# 13.53 seconds
# 443,979 log lines processed
# 91,703 commits evaluated
# 6,005 updated files
linux kernel
# 59.11 seconds
# 1,484,567 log lines processed
# 313,164 commits evaluated
# 40,902 updated files
...
Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)
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91
The subtle difference is that 3NF makes a distinction between key and non-key attributes (also ...
Homebrew install specific version of formula?
...ql
postgresql
homebrew/versions/postgresql8 homebrew/versions/postgresql91
homebrew/versions/postgresql9 homebrew/versions/postgresql92
We can simply install it by typing
$ brew install homebrew/versions/postgresql8
Cloning into '/usr/local/Library/Taps/homebrew-versions'...
remote: Countin...
Is R's apply family more than syntactic sugar?
...me(z <- lapply(y, foo))
# user system elapsed
# 2.89 0.00 2.91
system.time(z <- vapply(y, foo, numeric(1)))
# user system elapsed
# 1.35 0.00 1.36
Jan. 1, 2020 update:
system.time({z1 <- numeric(1e6); for(i in seq_along(y)) z1[i] <- foo(y[i])})
# user syst...
What is the most efficient/elegant way to parse a flat table into a tree?
...
Leniel Maccaferri
91.3k4040 gold badges331331 silver badges445445 bronze badges
answered Dec 22 '10 at 4:31
bobobobobob...
google mock分享（全网最全最好的gmock文档，没有之一） - C/C++ - 清泛网 ...
...取了一个实际的例子来实践Mock。
这个例子的背景是用于搜索引擎的：
引擎接收一个查询的Query，比如http://127.0.0.1/search?q=mp3&retailwholesale=0&isuse_alipay=1
引擎接收到这个Query后，将解析这个Query，将Query的Segment（如q=mp3、retail_whol...
What's the difference between UTF-8 and UTF-8 without BOM?
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91
Here are examples of the BOM usage that actually cause real problems and yet many people don't ...
Is XSLT worth it? [closed]
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91
So much negativity!
I've been using XSLT for a good few years now, and genuinely love it. The ...