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How can you find and replace text in a file using the Windows command-line environment?
... comes with PowerShell built-in. Here is the script I used to find/replace all instances of text in a file:
powershell -Command "(gc myFile.txt) -replace 'foo', 'bar' | Out-File -encoding ASCII myFile.txt"
To explain it:
powershell starts up powershell.exe, which is included in Windows 7
-Command ...
Push origin master error on new repository
... not mention the "git commit -m 'first commit'" command. Once I used that, all was fine!
– Pascal Lindelauf
Sep 1 '09 at 13:55
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nginx showing blank PHP pages
...ginx that's shipped with Centos). I'd love to see the documentation around all of this improve.
– Jorre
Mar 27 '14 at 16:23
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How to get orientation-dependent height and width of the screen?
I'm trying to programmatically determine the current height and width of my application. I use this:
11 Answers
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What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it
...eels like an Apple bug, I think it's probably the right thing to do. Especially in light of the fact that Apple recalculate this constraint and everything does lay out correctly after the error prints.
– Rog
Mar 18 '15 at 12:15
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Is it possible to decrypt MD5 hashes?
...gorithms), it is a one way hash function. Much of the original data is actually "lost" as part of the transformation.
Think about this: An MD5 is always 128 bits long. That means that there are 2128 possible MD5 hashes. That is a reasonably large number, and yet it is most definitely finite. And y...
Why is an array not assignable to Iterable?
...t will do the conversion for you, explicitly.
(Having said that, you can call clone on arrays.)
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Getting a map() to return a list in Python 3.x
...ases, this ends up saving memory, and should make things go faster.
If all you're going to do is iterate over this list eventually, there's no need to even convert it to a list, because you can still iterate over the map object like so:
# Prints "ABCD"
for ch in map(chr,[65,66,67,68]):
prin...
Enabling WiFi on Android Emulator
...s a
simulated Wi-Fi access point ("AndroidWifi"), and Android
automatically connects to it.
More Information:
https://developer.android.com/studio/run/emulator.html#wifi
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When should null values of Boolean be used?
Java boolean allows values of true and false while Boolean allows true , false , and null . I have started to convert my boolean s to Boolean s. This can cause crashes in tests such as
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