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python pandas dataframe to dictionary
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mydict = dict(zip(df.id, df.value))
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App Inventor 2 Encrypt.Security 安全性扩展：MD5哈希，SHA1和SHA256哈希...
...希，SHA1和SHA256哈希，AES加密/解密，RSA加密/解密，BASE64编码/解码
Encrypt.Security 安全性扩展
权限
事件
OnErrorOccured
OnRsaKeyPairGenrated
方法
BASE64Encode
BASE64Decode
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Print a file's last modified date in Bash
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/home/joanne/Dropbox/Comp:2013-05-05
/home/joanne/Dropbox/Comp 150 java.zip:2013-02-11
/home/joanne/Dropbox/Comp 151 Java 2.zip:2013-02-11
/home/joanne/Dropbox/Comp 162 Assembly Language.zip:2013-02-11
/home/joanne/Dropbox/Comp 262 Comp Architecture.zip:2012-12-12
/home/joanne/Dropbox/Comp 345 Im...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...dint(0,10,10000).reshape(5000,2),columns=list('AB'))
In [7]: %timeit dict(zip(df.A,df.B))
1000 loops, best of 3: 1.27 ms per loop
In [8]: %timeit pd.Series(df.A.values,index=df.B).to_dict()
1000 loops, best of 3: 987 us per loop
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What is the purpose of setting a key in data.table?
...a very long time.
Consider the following example: suppose I have a table, ZIP, of all the zip codes in the US (>33,000) along with associated information (city, state, population, median income, etc.). If I want to look up the information for a specific zip code, the search (filter) is about 100...
ImageView 扩展：图片查看器扩展，支持缩放、双击缩放和动画缩放 · App In...
...换 目录 在线 客服 扫码添加客服咨询 我要 分享 扫码分享到朋友圈 顶部 var qrcode = new QRCode("qrcode", { text: window.location.href + "?f=share", ...
How to download a Nuget package without nuget.exe or Visual Studio extension?
...As I understand I will be able to extract the .dll files from it (with 7-zip) to use as normal.
6 Answers
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Notepad++ htmltidy - unable to find libtidy.dll
...d in earlier versions. See post here.
The solution is to download the 5.9 ZIP file from here, then copy the plugins\config folder to the Notepad++\plugins folder.
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How do I resolve configuration errors with Nant 0.91?
...he problem was Windows 7 security related in that the downloaded NAnt 0.91 zip file needed additional security related configuration to be performed: before extracting, one must right click on the zip file, select Properties and under the General tab, click the button labelled Unblock, then click OK...
App Inventor 2 LLMAI2Ext 自研拓展：接入DeepSeek、Kimi、通义千问...等国...
...千问），免费开放给全球用户，当然由于拓展是在最新源码平台上编译出来的，可能有些较老的平台不能很好的运行，有条件的话还是建议使用我们的平台，也会优先获得反馈支持。
当然，好的产品是需要不断迭代的，这款拓...