大约有 2,000 项符合查询结果（耗时：0.0238秒） [XML]
Do you (really) write exception safe code? [closed]
...can do something about a specific exception
You almost never want to see a raw new or delete in code
Eschew std::sprintf, snprintf, and arrays in general - use std::ostringstream for formatting and replace arrays with std::vector and std::string
When in doubt, look for functionality in Boost or STL ...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
....)
echo -n "Is this a good question (y/n)? "
old_stty_cfg=$(stty -g)
stty raw -echo ; answer=$(head -c 1) ; stty $old_stty_cfg # Careful playing with stty
if echo "$answer" | grep -iq "^y" ;then
echo Yes
else
echo No
fi
Note: This was tested under sh, bash, ksh, dash and busybox!
Same, b...
What is the usefulness of `enable_shared_from_this`?
...r this reason you must never create more than one shared_ptr from the same raw pointer.
– j_random_hacker
Apr 3 '09 at 2:31
4
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How do I clone a generic List in Java?
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You should avoid using raw types in anything but legacy code. You're better off using ArrayList<String> newArrayList = (ArrayList<String>) oldArrayList.clone();.
– cdmckay
Mar 1 '09 at 3:34
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How do I concatenate two text files in PowerShell?
...t also works for binaries with the correct parameters: Get-Content my.bin -Raw | Set-Content my.bin -NoNewline will not alter my.bin except the timestamps. -Raw preserves any CR/LF bytes, while -NoNewline prevents PowerShell from adding its own CR/LF bytes.
– Thomas
...
Create two blank lines in Markdown
...o me these tags sort of ruin my document if I want it to also look good as raw text.
– Kyle Delaney
Oct 25 '17 at 14:43
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How to increase space between dotted border dots
...n: center;
line-height: 100px;
background: linear-gradient(to right, orange 50%, rgba(255, 255, 255, 0) 0%), linear-gradient(blue 50%, rgba(255, 255, 255, 0) 0%), linear-gradient(to right, green 50%, rgba(255, 255, 255, 0) 0%), linear-gradient(red 50%, rgba(255, 255, 255, 0) 0%);
background...
What causes javac to issue the “uses unchecked or unsafe operations” warning
...switch, it will give you more detailed information.
As well as the use of raw types (as described by the other answers), an unchecked cast can also cause the warning.
Once you've compiled with -Xlint, you should be able to rework your code to avoid the warning. This is not always possible, partic...
Copy Notepad++ text with formatting?
...ipboard] and set it to CTRL+SHIFT+C --> Instant joy. CTRL+C to copy the raw text, CTRL+SHIFT+C to copy with formatting. This should be default.
– Dennis G
Nov 8 '12 at 8:39
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How to store Node.js deployment settings/configuration files?
...web = {};
config.default_stuff = ['red','green','blue','apple','yellow','orange','politics'];
config.twitter.user_name = process.env.TWITTER_USER || 'username';
config.twitter.password= process.env.TWITTER_PASSWORD || 'password';
config.redis.uri = process.env.DUOSTACK_DB_REDIS;
config.redis.host...