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Remove sensitive files and their commits from Git history
...place-text private.txt my-repo.git
All files under a threshold size (1MB by default) in your repo's history will be scanned, and any matching string (that isn't in your latest commit) will be replaced with the string "***REMOVED***". You can then use git gc to clean away the dead data:
$ git gc --...
What is the equivalent of Java's final in C#?
...ints out, a notable difference between the two languages here is that Java by default marks all non-static methods as virtual, whereas C# marks them as sealed. Hence, you only need to use the sealed keyword in C# if you want to stop further overriding of a method that has been explicitly marked virt...
Scanner vs. BufferedReader
...eredReader . I also know that the BufferedReader reads files efficiently by using a buffer to avoid physical disk operations.
...
Xcode - But… Where are our archives?
...r)
Click on the Archives icon in the top middle
Select the desired archive by app name and date
Click Show in Finder in the context menu
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How to count items in a Go map?
.../ref/spec#Length_and_capacity
len(s) string type string length in bytes
[n]T, *[n]T array length (== n)
[]T slice length
map[K]T map length (number of defined keys)
chan T number of elements queued in channel buffe...
Python multiprocessing PicklingError: Can't pickle
...e since it is not defined at the top level of the module.
It can be fixed by defining a function at the top level, which calls foo.work():
def work(foo):
foo.work()
pool.apply_async(work,args=(foo,))
Notice that foo is pickable, since Foo is defined at the top level and foo.__dict__ is pic...
Express.js - app.listen vs server.listen
...extend a bit Tim answer.
From official documentation:
The app returned by express() is in fact a JavaScript Function,
DESIGNED TO BE PASSED to Node’s HTTP servers as a callback to handle
requests.
This makes it easy to provide both HTTP and HTTPS versions of your
app with the sam...
Adding external library into Qt Creator project
How can I add external library into a project built by Qt Creator RC1 (version 0.9.2)? For example, the win32 function EnumProcesses() requires Psapi.lib to be added in the project to build.
...
How persistent is localStorage?
...tring form in the regular browser cache.
Persistence
On disk until deleted by user (delete cache) or by the app
https://developers.google.com/web-toolkit/doc/latest/DevGuideHtml5Storage
As for a "replacement for the Cookie", not entirely
Cookies and local storage really serve difference purposes....
Chrome Extension Message passing: response not sent
... can someone that modifies handleMethod1 knows that it will break a caller by introducing something async?
My solution is this:
chrome.extension.onMessage.addListener(function (request, sender, sendResponseParam) {
var responseStatus = { bCalled: false };
function sendResponse(obj) { //...