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Flags to enable thorough and verbose g++ warnings
Often in C under gcc , I will start with the following set of warning flags (painfully assembled from multiple sources):
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How to deal with page breaks when printing a large HTML table
...t;
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Test</title>
<style type="text/css">
table { page-break-inside:auto }
tr { page-break-inside:avoid; page-break-after:auto }
thead { display:table-header-group }
tfoot...
Why does Ruby have both private and protected methods?
Before I read this article , I thought access control in Ruby worked like this:
7 Answers
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How to escape special characters in building a JSON string?
... be double-quoted, according to the specs, so you don't need to escape '.
If you have to use special character in your JSON string, you can escape it using \ character.
See this list of special character used in JSON :
\b Backspace (ascii code 08)
\f Form feed (ascii code 0C)
\n New line
\r Ca...
Convert PDF to clean SVG? [closed]
... them to SVG
Batch file to convert PDF to SVG in current folder
:: ===== SETUP =====
@echo off
CLS
echo Starting SVG conversion...
echo.
:: setup working directory (if different)
REM set "_work_dir=%~dp0"
set "_work_dir=%CD%"
:: setup counter
set "count=1"
:: setup file search and save string
s...
Diff files present in two different directories
I have two directories with the same list of files. I need to compare all the files present in both the directories using the diff command. Is there a simple command line option to do it, or do I have to write a shell script to get the file listing and then iterate through them?
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Internal Error 500 Apache, but nothing in the logs?
...d it by going to phpinfo() and check for error_log attribute.
If it is not set. Set it: https://stackoverflow.com/a/12835262/445131
Maybe your post_max_size is too small for what you're trying to post, or one of the other max memory settings is too low.
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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
The following code receives seg fault on line 2:
17 Answers
17
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What is your most productive shortcut with Vim?
...; but work with me here).
vi has 26 "marks" and 26 "registers." A mark is set to any cursor location using the m command. Each mark is designated by a single lower case letter. Thus ma sets the 'a' mark to the current location, and mz sets the 'z' mark. You can move to the line containing a mark...
Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
...expect (and that this may very depending on compiler version, optimisation settings, etc).
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