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Get the IP address of the machine

... Then you have other languages which isn't even Latin based character set. The sollution is to not use command tools, as they get deprecated like ifconfig. You should use ip now. The proper way of generate language neutral output is to set LANG environment variable to C, like:...
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How to create composite primary key in SQL Server 2008

... create table my_table ( column_a integer not null, column_b integer not null, column_c varchar(50), primary key (column_a, column_b) ); share ...
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find filenames NOT ending in specific extensions on Unix?

...ing like this: ## data section, list undesired extensions here declare -a _BADEXT=(xml dll) ## code section, this never changes BADEXT="$( IFS="|" ; echo "${_BADEXT[*]}" | sed 's/|/\\|/g' )" find . -type f ! -regex ".*\.\($BADEXT\)" Which results in: ./a/1.txt ./a/b/2.txt ./a/b/c/3.txt ./a/d/4....
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Measure and Benchmark Time for Ruby Methods

...justments to the system clock, so it's a best practice to use Process.clock_gettime(Process::CLOCK_MONOTONIC) instead. But for rough calculations this doesn't matter. blog.dnsimple.com/2018/03/elapsed-time-with-ruby-the-right-way – Patrick Brinich-Langlois Feb ...
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switch / pattern matching idea

... of the C# compiler it frequently converts switch statements to dictionary-based jump tables, so there doesn't appear to be a good reason it couldn't support switching on types] share | improve this...
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Automatically remove Subversion unversioned files

...ortoiseProc.exe: details in my answer below. – stevek_mcc Sep 14 '16 at 21:40 add a comment  |  ...
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Setting variable to NULL after free

... only not best practice, it's wrong. For example: foo* bar=getFoo(); /*more_code*/ free(bar); /*more_code*/ return bar != NULL;. Here, setting bar to NULL after the call to free will cause the function to think it never had a bar and return the wrong value! – David Schwartz ...
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How can I disable HREF if onclick is executed?

...ttribute: <a href="https://example.com/no-js-login" onclick="return yes_js_login();">Log in</a> yes_js_login = function() { // Your code here return false; } Example: https://jsfiddle.net/FXkgV/289/ ...
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How to check what user php is running as?

... If available you can probe the current user account with posix_geteuid and then get the user name with posix_getpwuid. $username = posix_getpwuid(posix_geteuid())['name']; If you are running in safe mode however (which is often the case when exec is disabled), then it's unlikely tha...
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SHA-1 fingerprint of keystore certificate

...-keypass android for Release mode: keytool -list -v -keystore {keystore_name} -alias {alias_name} example: keytool -list -v -keystore C:\Users\MG\Desktop\test.jks -alias test On windows, when keytool command is not found, Go to your installed JDK Directory e.g. <YourJDKPath>\Java\j...