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NSIS做的安装程序，可接受命令行参数，实现静默安装，静默卸载 - 脚本技术 ...
...ces. Only absolute paths are supported.
3.2.2 Uninstaller Specific Options_?= sets $INSTDIR. It also stops the uninstaller from copying itself to the temporary directory and running from there. It can be used along with ExecWait to wait for the uninstaller to finish. It must be the last parameter u...
How to execute a raw update sql with dynamic binding in rails
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It doesn't look like the Rails API exposes methods to do this generically. You could try accessing the underlying connection and using it's methods, e.g. for MySQL:
st = ActiveRecord::Base.connection.raw_connection.prepare("update table set f1=? where f2=? and f3=?")
st.execute(f1, f2, f3)
st...
jQuery selector regular expressions
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James Padolsey created a wonderful filter that allows regex to be used for selection.
Say you have the following div:
<div class="asdf">
Padolsey's :regex filter can select it like so:
$("div:regex(class, .*sd.*)")
Also, check the official documentation on se...
Can Selenium Webdriver open browser windows silently in background?
...um RC?
You can 'supposedly', pass in some parameters into Chrome, specifically: --no-startup-window
Note that for some browsers, especially IE, it will hurt your tests to not have it run in focus.
You can also hack about a bit with AutoIT, to hide the window once it's opened.
...
How to export DataTable to Excel
....Select(val => $"\"{val}\"")));
lines.AddRange(valueLines);
File.WriteAllLines("excel.csv", lines);
This will write a new file excel.csv into the current working directory which is generally either where the .exe is or where you launch it from.
...
How to search a string in multiple files and return the names of files in Powershell?
... large operations like that. It becomes very convoluted when you try to do all of that on one line and it is very easy to make a large mistake. I speak from experience
– Kolob Canyon
Sep 6 '18 at 15:44
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Code for Greatest Common Divisor in Python [closed]
... the result will have the same sign as b", hence gcd(1, -1) == -1 seems totally legit to me.
– Marco Bonelli
Jan 11 '15 at 2:30
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Eclipse Android and gitignore
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What I usually add to .gitignore is:
bin
gen
bin and gen are constantly changed while coding, so there's no need to include them into the Git repository. Also, sometimes I add .classpath and .project which are Eclipse specific files...
Running multiple TeamCity Agents on the same computer?
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Yes, it's possible:
Several agents can be installed on a single machine. They function as separate agents and TeamCity works with them as different agents, not utilizing the fact that they share the same machine.
After installing one agent you can install additional one,...
How to detect if a function is called as constructor?
...oking at the ECMAScript 3rd edition spec, the steps taken when new x() is called are essentially:
Create a new object
Assign its internal [[Prototype]] property to the prototype property of x
Call x as normal, passing it the new object as this
If the call to x returned an object, return it, otherw...