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Git Diff with Beyond Compare
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Funny thing is, 'git difftool file.txt' and 'git mergetool file.txt' are working ok, so I switched to those. But 'git diff file.txt' is now busted (before it used to show me the default console diff). Now it gives me 'error: cannot spawn bc3: No such file or d...
xcopy file, rename, suppress “Does xxx specify a file name…” message
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I just created a file b.txtxt, and then I launched the command xcopy a.txt b.txt* /F /Y and the file a.txt has been copied to b.txt, as expected. In top of that, while using the /F /Y switches, the actual copy is shown on screen, exactly as expected...
云数据及Firebase组件简介 · App Inventor 2 中文网
...存储在 Firebase 中。 当添加新消息时，所有用户都将看到完整的历史记录列表。
相反，其他应用程序无法访问这些变量。 使用 FirebaseDB 组件的不同应用程序将拥有自己单独的云变量存储，并且不会干扰，即使它使用相同的标签...
Make xargs execute the command once for each line of input
...haracter instead of whitespace. Here's an example:
echo "file with space.txt" | xargs -L 1 ls
ls: file: No such file or directory
ls: with: No such file or directory
ls: space.txt: No such file or directory
A better solution is to use tr to convert newlines to null (\0) characters, and then use ...
How to track down log4net problems
...s.TextWriterTraceListener"
initializeData="C:\tmp\log4net.txt" />
</listeners>
</trace>
</system.diagnostics>
...
</configuration>
You can find a more detailed explanation under
'How do I enable log4net internal debugging?'
in the log4net F...
read file from assets
...w BufferedReader(
new InputStreamReader(getAssets().open("filename.txt")));
// do reading, usually loop until end of file reading
String mLine;
while ((mLine = reader.readLine()) != null) {
//process line
...
}
} catch (IOException e) {
//log the exceptio...
Regular Expression to get a string between parentheses in Javascript
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Try string manipulation:
var txt = "I expect five hundred dollars ($500). and new brackets ($600)";
var newTxt = txt.split('(');
for (var i = 1; i < newTxt.length; i++) {
console.log(newTxt[i].split(')')[0]);
}
or regex (which is somewhat slow c...
How to make the 'cut' command treat same sequental delimiters as one?
...
Try:
tr -s ' ' <text.txt | cut -d ' ' -f4
From the tr man page:
-s, --squeeze-repeats replace each input sequence of a repeated character
that is listed in SET1 with a single occurrence
of tha...
Do python projects need a MANIFEST.in, and what should be in it?
...distribute.org, but that registration has lapsed) tells me to include doc/txt files and .py files are excluded in MANIFEST.in file
...
File I/O in Every Programming Language [closed]
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Python 3
with open('fileio.txt', 'w') as f:
f.write('hello')
with open('fileio.txt', 'a') as f:
f.write('\nworld')
with open('fileio.txt') as f:
s = f.readlines()[1]
print(s)
Clarifications
readlines() returns a list of all the lines in th...