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Flags to enable thorough and verbose g++ warnings
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I went through and found the minimal set of includes that should get the maximum level of warning. I then removed from that list the set of warnings that I feel do not actually indicate something bad is happening, or else have too many fals...
How to output something in PowerShell
... PowerShell script from within a batch file. The script fetches a web page and checks whether the page's content is the string "OK".
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C Macro definition to determine big endian or little endian machine?
... edited Mar 29 '18 at 22:02
Alexander Stohr
1171010 bronze badges
answered Jan 20 '10 at 16:39
ChristophChrist...
Keystore type: which one to use?
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There are a few more types than what's listed in the standard name list you've linked to. You can find more in the cryptographic providers documentation. The most common are certainly JKS (the default) and PKCS12 (for PKCS#12 files, often with extension .p12 or sometimes .pfx).
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How does the new automatic reference counting mechanism work?
...es to Objective-C has to learn the rigid rules of when to retain, release, and autorelease objects. These rules even specify naming conventions that imply the retain count of objects returned from methods. Memory management in Objective-C becomes second nature once you take these rules to heart an...
Find rows that have the same value on a column in MySQL
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This query will give you a list of email addresses and how many times they're used, with the most used addresses first.
SELECT email,
count(*) AS c
FROM TABLE
GROUP BY email
HAVING c > 1
ORDER BY c DESC
If you want the full rows:
select * from table where email ...
How do you check “if not null” with Eloquent?
...null at deleted field, so I changed this into whereNull('deleted_at') and I got my query running.
– Tarunn
Jun 19 '15 at 12:45
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jquery's append not working with svg element?
...ses like <tr>). innerHTML can't parse SVG or other non-HTML content, and even if it could it wouldn't be able to tell that <circle> was supposed to be in the SVG namespace.
innerHTML is not available on SVGElement—it is a property of HTMLElement only. Neither is there currently an inn...
Faster way to develop and test print stylesheets (avoid print preview every time)?
...a page in print mode.
To view a page in print mode:
1. Open the Command Menu. (tl;dr Cmd+Shift+P (Mac) or Ctrl+Shift+P (Windows, Linux))
2. Start typing Rendering and select Show Rendering.
3. For the Emulate CSS Media dropdown, select print.
UPDATE 29/02/2016
The DevTools docs h...
Regex to get string between curly braces
...use them so infrequently. This year my new year's resolution is to not try and learn regex again - So this year to save me from tears I'll give it to Stack Overflow . (Last Christmas remix).
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