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How to open a file for both reading and writing?
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@JossefHarush Note that the documentation for a states 'on some Unix systems, means that all writes append to the end of the file regardless of the current seek position'. In this case the f.seek(0) won't work as expected. I just fell foul of this on Linux.
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error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g
... had the same problem and after doing a bit of research, here is my conclusion about this issue:
The compiler warns you about a @property that you declared as atomic (i.e. by omitting the nonatomic keyword), yet you provide an incomplete implementation of how to synchronize access to that property....
How do I rename a repository on GitHub?
...et-url origin git@github.com:someuser/newprojectname.git
Or in older versions of Git, you might need:
$ git remote rm origin
$ git remote add origin git@github.com:someuser/newprojectname.git
(origin is the most common remote name, but it might be called something else.)
But if there are lots ...
How to properly stop the Thread in Java?
I need a solution to properly stop the thread in Java.
9 Answers
9
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Hashing a file in Python
...o the crux of your problem, I believe, when we consider the memory implications of working with very large files. We don't want this bad boy to churn through 2 gigs of ram for a 2 gigabyte file so, as pasztorpisti points out, we gotta deal with those bigger files in chunks!
import sys
import hashli...
Skip rows during csv import pandas
...an try yourself:
>>> import pandas as pd
>>> from StringIO import StringIO
>>> s = """1, 2
... 3, 4
... 5, 6"""
>>> pd.read_csv(StringIO(s), skiprows=[1], header=None)
0 1
0 1 2
1 5 6
>>> pd.read_csv(StringIO(s), skiprows=1, header=None)
0 1
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How to load assemblies in PowerShell?
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LoadWithPartialName has been deprecated. The recommended solution for PowerShell V3 is to use the Add-Type cmdlet e.g.:
Add-Type -Path 'C:\Program Files\Microsoft SQL Server\110\SDK\Assemblies\Microsoft.SqlServer.Smo.dll'
There are multiple different versions and you may want to pick...
What's the difference between SCSS and Sass?
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For the difference between SCSS and Sass, this text on the Sass documentation page should answer the question:
There are two syntaxes available for Sass. The first, known as SCSS (Sassy CSS) and used throughout this reference, is an extension of the syntax of CSS. This means that every valid CSS s...
Using NSPredicate to filter an NSArray based on NSDictionary keys
I have an array of dictionaries.
6 Answers
6
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What is Prefix.pch file in Xcode?
So many developers are adding various convenience macros to the Prefix.pch . But my question is what is that Prefix.pch file.
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