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C# Double - ToString() formatting with two decimal places but no rounding
How do I format a Double to a String in C# so as to have only two decimal places?
15 Answers
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How to access SOAP services from iPhone
...estEnum2];
[proxy GetInt16];
[proxy GetInt32];
[proxy GetInt64];
[proxy GetString];
[proxy getListStrings];
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How can I get the full/absolute URL (with domain) in Django?
...com'
TEMPLATE_CONTEXT_PROCESSORS = (
...
'myapp.context_processors.extra_context',
)
# settings.py (Django >= 1.9)
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [],
'APP_DIRS': True,
'OPTIONS': {
'cont...
When to use std::size_t?
... something so it's natural to use it, for example, getting the length of a string and then processing each character:
for (size_t i = 0, max = strlen (str); i < max; i++)
doSomethingWith (str[i]);
You do have to watch out for boundary conditions of course, since it's an unsigned type. The ...
Rotating a two-dimensional array in Python
... list, we will need to put list() around that to convert it. With a couple extra list() calls to convert the iterators to an actual list. So:
rotated = list(reversed(list(zip(*original))))
We can simplify that a bit by using the "Martian smiley" slice rather than reversed()... then we don't need th...
How can I remove the first line of a text file using bash/sed script?
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I get error: unterminated transform source string
– Daniel Kobe
Dec 1 '15 at 4:16
10
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Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
...see if the text block already fits, otherwise split the text into words or characters and define your bounds (lower=1 word/chars, upper=all words/chars), while ((upper-lower)>1) {let middle=((lower+upper)/2)|0 /*|0 is quick floor*/; if (test(words.slice(0,middle)+'...')) {lower=middle;} else {upp...
Recursive search and replace in text files on Mac and Linux
...takes the argument after -i as the extension for backups. Provide an empty string (-i '') for no backups.
The following should do:
LC_ALL=C find . -type f -name '*.txt' -exec sed -i '' s/this/that/ {} +
The -type f is just good practice; sed will complain if you give it a directory or so.
-exec i...
List Git aliases
...on the answer by johnny. It applies if you're not using git-alias from git-extras.
On Linux, run once:
git config --global alias.alias "! git config --get-regexp ^alias\. | sed -e s/^alias\.// -e s/\ /\ =\ /"
This will create a permanent git alias named alias which gets stored in your ~/.gitconf...
What's the magic of “-” (a dash) in command-line parameters?
.../home | aescrypt -e -p apples -o backup_files.tar.aes - because the piping char | should make the presence of the last dash unnecessary. But without the last dash the command fails. Sounds illogical. Can someone please give me a reference where the naked dash meaning in command lines is explained. I...